Solid Cleaner, E.g., Scraper Patents (Class 210/396)
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Patent number: 12233618Abstract: An apparatus for separating mixed together substances of different flowability has a frame structure and a hollow drum with a perforated circumferential surface driven in a revolving manner and mounted on the frame structure. A pressing element lies externally in the region of the circumferential surface of the drum and is driven in a revolving manner, such that the drum and the pressing element form a product intake wedge for the feeding in a product stream, of material to be pressed. The drum and pressing element also form a pressing region. A discharge element is associated with the pressing element downstream of the pressing region in the product stream conveying direction, for discharging residues that remain on the pressing element after pressing. The discharge element is an actively drivable, endless discharge belt for discharging the residues in a discharge direction. A corresponding method is also provided.Type: GrantFiled: June 17, 2020Date of Patent: February 25, 2025Assignee: Nordischer Maschinenbau Rud. Baader GMBH & Co. KGInventors: Olaf Schwarz, Joachim Härtlein, Michael Fuchs, Uwe Karsten
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Patent number: 12031117Abstract: A perfusion bioreactor system that includes assemblies for separating cells from microcarriers and exchanging liquids in the perfusion bioreactor system is provided herein. The perfusion bioreactor system includes a vessel having a wall at least partially defining an interior compartment for receiving fluid, at least one port fluidly connected to at least one of a plurality of external sources and at least one outlet fluidly connected to a small pore membrane device.Type: GrantFiled: November 20, 2018Date of Patent: July 9, 2024Assignee: CORNING INCORPORATEDInventor: Ryann Loren Russell
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Patent number: 11691100Abstract: A device is provided that provides an unbiased filtration effect and an effect of removing captured substances through backwashing by causing a fluid to uniformly pass through a filter element over the entire length in an axial direction at the time of backwashing so as to efficiently rotate a captured-substance removal tool in a filtration unit 1 which includes the captured-substance removal tool 20 axially supported inside the tubular filter element 2 to be rotatable.Type: GrantFiled: October 13, 2020Date of Patent: July 4, 2023Assignee: FUJI FILTER MANUFACTURING CO., LTD.Inventor: Yuichi Takahashi
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Patent number: 11338228Abstract: The present disclosure provides for a continuous rotary plate filter apparatus and a method of using the apparatus to separate slurries into liquids and solids. The methods and apparatus are useful for the production of fine chemicals and pharmaceuticals, particularly using Integrated Continuous Manufacturing (ICM), but can also be integrated with other manufacturing processes, such as batch and semi-continuous processes.Type: GrantFiled: February 3, 2017Date of Patent: May 24, 2022Assignee: Continuus Pharmaceuticals, Inc.Inventors: Stephen C. Born, Joshua Dittrich, Bayan T. Takizawa, Salvatore Mascia
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Patent number: 11339070Abstract: A method of using algae to remove a contaminant or pollutant from a first fluid is provided. The method can include providing a growing apparatus having a first reservoir containing the first fluid and a second reservoir containing a second fluid, and growing the algae using the growing apparatus. The method can further include exposing the algae to the first fluid within the first reservoir where the algae uptakes the contaminant or pollutant from the first fluid, and exposing the algae via a belt to the second fluid in the second reservoir where the algae is stimulated to release the contaminant or pollutant.Type: GrantFiled: December 17, 2020Date of Patent: May 24, 2022Assignee: Gross-Wen Technologies, Inc.Inventors: Martin Gross, Zhiyou Wen, Xuefei Zhao, Max Thomas Gangestad
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Patent number: 11084747Abstract: Aspects of the present application relate to dewatering methods, systems, apparatus, and associated components thereof. In one implementation, a plow for a sludge dewatering system includes a blade. The blade includes a leading edge, and a first wing swept downward in a vertical direction and outward in a first horizontal direction relative to the leading edge. The blade also includes a second wing swept downward in the vertical direction and outward in a second horizontal direction relative to the leading edge. The second horizontal direction is opposite of the first horizontal direction.Type: GrantFiled: September 24, 2019Date of Patent: August 10, 2021Assignee: ALFA LAVAL CORPORATE ABInventors: Matthew Cody Adams, Ross Lee Drescher
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Patent number: 10662404Abstract: A perfusion bioreactor includes at least one ultrasonic transducer that can acoustically generate a multi-dimensional standing wave. The standing wave can be used to retain cells in the bioreactor, and can also be utilized to dewater or further harvest product from the waste materials produced in a bioreactor.Type: GrantFiled: March 31, 2017Date of Patent: May 26, 2020Assignee: FloDesign Sonics, Inc.Inventors: Bart Lipkens, Louis Masi, Stanley Kowalski, III, Walter M. Presz, Jr., Jason Dionne, Brian Dutra, Ari Mercado, Thomas J. Kennedy, III, Arthur Martin
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Patent number: 10561970Abstract: A filtration device has a primary conveyer tank which is equipped with a first conveyer, a primary drum filter which rotates inside the primary conveyer tank, a secondary conveyer tank which is equipped with a second conveyer and a secondary drum filter which rotates inside the secondary conveyer tank. Liquid in the primary conveyer tank passes through a first opening to flow into the secondary conveyer tank. Clean liquid flowing into a first clean tank is supplied to a low-pressure-side supply system by a first pump. Super-clean liquid having been filtered by the secondary drum filter passes through a second opening to flow into a second clean tank, and then is supplied to a high-pressure-side supply system by a second pump.Type: GrantFiled: June 6, 2018Date of Patent: February 18, 2020Assignee: BUNRI INCORPORATIONInventors: Minoru Tashiro, Makoto Tashiro
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Patent number: 10286339Abstract: A filter screen brush apparatus includes a circular connecting portion that has an opening substantially centered on a longitudinal axis of the apparatus. At least one extension arm has one end coupled to the circular connecting portion and extends from the circular connecting portion along the longitudinal axis. The at least one extension arm includes an inner surface that faces the longitudinal axis. At least one brush is coupled to the inner surface of the at least one extension arm.Type: GrantFiled: November 16, 2015Date of Patent: May 14, 2019Assignee: HALLIBURTON ENERGY SERVICES, INC.Inventors: James Michael Crandall, Joseph Keith Young
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Patent number: 10260036Abstract: An apparatus for growing and separating cells or micro carriers from fluid medium in an aseptic environment, has a sealed, air and liquid tight, container having a port to allow for the introduction of fluid, gas or components, a filter with a filtration medium mounted centrally around an axis extending through the container, a mixing assembly that rotates around the filtration medium to allow for suspension of media or agitation thereof, and the mixing assembly has vanes containing a magnetic unit in a lower portion thereof that allows for coupling to a stir plate for driving the vanes of the mixing assembly. The vanes are preferably suspended by a central bearing located above the filter, and preferably the vanes extend downward to proximate the bottom of the container to the same extent as the filter and a diptube located along the axis of the filter and vanes.Type: GrantFiled: October 16, 2015Date of Patent: April 16, 2019Assignee: SANI-TECH WEST, INC.Inventors: Richard J. Shor, Chris A. Ballew
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Patent number: 9005369Abstract: A dishwasher with a tub at least partially defining a treating chamber, a liquid spraying system, a liquid recirculation system defining a recirculation flow path, and a liquid filtering system. The liquid filtering system includes a rotating filter disposed in the recirculation flow path to filter the liquid.Type: GrantFiled: June 20, 2011Date of Patent: April 14, 2015Assignee: Whirlpool CorporationInventors: Kristopher L. Delgado, Jordan R. Fountain, Jacquelyn R. Geda, Antony M. Rappette, Rodney M. Welch
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Patent number: 8999159Abstract: An apparatus for removing magnetic particles from a mud slurry is disclosed, and includes one or more endless belts or chains enclosed almost wholly within a pipe. A motor drives the chain around the pipe. When the pipe is located within a mud slurry, magnetic particles in the mud slurry are drawn to the pipe and carried along the outside and away from the slurry until a collar is reached. Once separated the particles can be collected for disposal. The chain comprises a series of units linked together. Each unit includes a magnet with pole pieces at either pole to direct magnetic flux. Wear discs prevent the magnets and pole pieces from abrasion as they are drawn through the pipe. Units can be included in the chain which units do not include a magnet, thereby providing a break in the field, allowing particles to fall away from the collar region.Type: GrantFiled: April 26, 2012Date of Patent: April 7, 2015Assignee: Romar International LimitedInventor: Martin Stewart McKenzie
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Publication number: 20150008193Abstract: A separation system for separating solids from a slurry of waste material employs first and second separator assemblies. The first separator assembly has a main housing and a perforated drum supported for rotation relative to the main housing. The second separator assembly has a barrel member and an auger blade supported for rotation relative to the barrel member. The main housing is fixed relative to the barrel member such that rotation of the perforated drum removes a first solids portion from the slurry of waste material and rotation of the auger member removes a second solids portion from the slurry of waste material.Type: ApplicationFiled: July 2, 2014Publication date: January 8, 2015Inventor: David DeWaard
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Publication number: 20140374337Abstract: The invention relates to a conveyor belt filter device for mechanically cleaning a liquid which flows through a channel and is polluted with solids, comprising an endless filter belt of interconnected flat filter elements which can be pivoted against one another, and a flexible driving means which is guided over a lower deflection device and at least one upper deflection device and comprising a framework which carries the deflection devices and the filter belt, wherein in the area of the upper deflection device a wiper device is arranged which can be driven to rotate and is arranged on a swinging link which is mounted on the framework, the wiper device being supported against the weight of the wiper device by a support device, and the support device being arranged together with the upper deflection device on a common carrier which is adjustable with respect to the framework.Type: ApplicationFiled: June 24, 2014Publication date: December 25, 2014Inventor: Guido Frankenberger
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Patent number: 8911622Abstract: An apparatus and method for skimming oil and other liquid hydrocarbons and contaminates floating at the surface of a body of water or other suspending liquid. A rigid skimming surface such as a drum or disc is floatably supported on pontoons. The skimming surface is rotatable about an axis substantially parallel to the water surface. The skimming surface is covered with removably attached sorbent material which improves the efficiency of the oil recovery operation and which, when worn or soggy, can be removed and discarded without discarding the skimming surface.Type: GrantFiled: March 1, 2013Date of Patent: December 16, 2014Assignee: Abanaki CorporationInventors: Wallace J. Landry, III, M. Thomas Hobson, Richard Forbes, Brian Slone
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Publication number: 20140353261Abstract: A screen changer for filtering a thermoplastic material heated to a flowable state comprises a filter head defining a melt passage for the heated thermoplastic material, and a guide channel having entry and exit sections arranged on opposite sides of the melt passage. The entry and exit sections are configured and arranged to direct a continuous screen filter along a guide path extending transversely across the melt passage from an entry side to an exit side of the filter head. The screen filter is incrementally advanced along the guide path. An internal first cavity is provided in the filter head on an upstream side of the filter screen and at a juncture of the melt passage and the exit section of the guide channel. The first cavity is positioned to receive contaminants accumulated on the screen filter. A waste removal mechanism removes contaminants from the first cavity.Type: ApplicationFiled: May 28, 2013Publication date: December 4, 2014Inventors: Kenneth M. Cavanagh, John Whaley
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Publication number: 20140311970Abstract: A rotating screen has one or more panels arranged into a cylinder, or drum. The panels have openings in a micro-screening range, for example 100 microns or less. Wastewater to be screened is fed to the interior of the drum. The drum rotates constantly but the rotation may be discontinuous and the speed of rotation may be variable. The drum may be cleaned by an air knife. If the wastewater contains oil and grease, a short hot water spray may be provided before cleaning with the air knife. Optionally, an internal auger conveys solids down the length of the drum to an outlet. The rotating screen may be used for primary treatment of wastewater. The rotating screen may be used produce screenings with a dried solids concentration of 5% or more, for example 6-7%. The primary sludge may be treated in an anaerobic digester.Type: ApplicationFiled: December 4, 2012Publication date: October 23, 2014Inventors: Michael David Theodoulou, Juan Carlos Josse
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Publication number: 20140263029Abstract: A hydrocarbon removal apparatus includes a plurality of fibers and a backing substrate. Each of the plurality of fibers includes a proximal end and a distal end. Each proximal end is secured to the backing substrate.Type: ApplicationFiled: June 2, 2014Publication date: September 18, 2014Applicant: ABANAKI CORPORATIONInventor: Mark Thomas Hobson
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Patent number: 8808548Abstract: A magnetic separation apparatus, comprising: a separation tank to which wastewater containing flocculated magnetic flocs is supplied; a disk-shaped or a drum-shaped separator that adsorbs the magnetic flocs with magnetic force while being rotated, the separator being arranged in the separation tank; and a collection device that collects the magnetic flocs adsorbed by the separator, wherein the improvement comprises that a rotational direction of the separator in the wastewater in the separation tank is set to be the same as a flow direction of the wastewater flowing in the separation tank as well as a lower portion of the separator being under the wastewater in the separation tank.Type: GrantFiled: December 9, 2010Date of Patent: August 19, 2014Assignee: Hitachi, Ltd.Inventors: Satoshi Miyabayashi, Hisashi Isogami
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Publication number: 20140175023Abstract: A three wire press solids dewatering device and method for unconventional oil and gas field solids management applications, including drilling mud dewatering in a closed-loop drilling system, as well as solids dewatering in flow back and produced water treatment systems, including a single wire belt gravity thickener for inlet solids slurry thickening and distribution, and a twin wire press for thickened solids slurry dewatering.Type: ApplicationFiled: December 19, 2013Publication date: June 26, 2014Applicant: WSI International, LLCInventors: Alfred TYLER, William Michael FIELDS
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Patent number: 8753506Abstract: Disclosed herein is an apparatus for filtering sewage and wastewater. The filtering apparatus has a vertical structure including a filtering belt comprising a filter bag or a filter mesh that can filter out fine impurities. For this, the filtering apparatus includes a drive motor that receives power to drive the apparatus, an upper drive drum that is operated by the drive motor, a lower rotating drum that is interlocked with the upper drive drum, and a filtering belt that is wound and rotated around the upper drive drum and the lower rotating drum. The filtering apparatus cannot only filter out fine impurities less than from 0.1 mm to 0.2 mm but also separate earth and sand, unlike conventional filtering apparatuses that cannot conduct them.Type: GrantFiled: July 29, 2011Date of Patent: June 17, 2014Assignee: Essa Co., Ltd.Inventor: Heon Mok Kim
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Patent number: 8740908Abstract: A bone collection system includes a plunger, a tube, and a manifold. The plunger has a bore therethrough, an insertion portion, and an inlet that accepts material being harvested from a patient. The insertion portion includes a filter to prevent passage of bone fragments. The tube accepts the insertion portion, defining a first and a second chamber of the tube. The filter separates the first and second chambers of the tube. The manifold is accepted by the tube, and has an outlet accepted by a suction source. The inlet of the plunger is in fluid communication with the first chamber, the first and second chambers are in fluid communication through the filter, and the second chamber is in fluid communication with the outlet. Material being harvested is drawn through the bone collection system, and bone fragments of the desired size collected in the first chamber.Type: GrantFiled: November 2, 2011Date of Patent: June 3, 2014Assignee: Thompson MISInventors: Daniel K. Farley, Christper T. Martin, Steve Nowak, Stephanie Zalucha
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Patent number: 8721882Abstract: A magnetic fluid cleaning system that includes a housing and a driven magnetic roller disposed within the housing. A belt is arranged about the magnetic roller. The belt having magnetic particles from the fluid received thereon when within a magnetic field of the magnetic roller. The belt travels about the magnetic roller out of the magnetic field and the magnetic particles remain on the belt for removal.Type: GrantFiled: February 15, 2011Date of Patent: May 13, 2014Assignee: Magnetic Systems InternationalInventors: Ronald J. Hanna, Angela Schmidt
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Patent number: 8691087Abstract: A filtration apparatus that removes chips from a chip-containing machining fluid is applied which effectively prevents clogging of a filtration filter that makes up the apparatus. A filtration apparatus 1 is provided with a magnet 9 attached to an outer wall surface of a drum housing chamber 5, the magnet 9 functions as means for fixing chips in the machining fluid that flows into the drum housing chamber 5 from an inlet 16 on a bottom surface 5B or a slope 5A of the drum housing chamber 5 by a magnetic force, and the periphery of the inlet 16 is configured as a magnet non-existent section 17 where the magnet 9 does not exist so as to suppress a phenomenon that chips in the machining fluid are fixed near a top edge of the slope 5A of the drum housing chamber 5 by the magnetic force of the magnet 9.Type: GrantFiled: October 11, 2013Date of Patent: April 8, 2014Assignee: Mosnic CorporationInventors: Kazumi Asada, Shuichi Mogi
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Patent number: 8662315Abstract: A liquid extraction assembly for extracting liquid from a mass comprising a housing having an inlet and an outlet and a path therebetween. The housing includes a rotating screen adjacent the path. The housing can have a nozzle at the inlet. The housing can include an inflatable member providing a seal adjacent the screen for maintaining the mass in the path. The housing can include a center seal rotating with the screen and a fixed scraper in the path and adjacent the at least one rotating screen, with the center seal including a notch for accepting a tip of the scraper therein. The housing can also include side walls and an annular seal located between the side walls, with the annular seal defining an outer periphery of the path and having a rotating top end portion allowing an area of the outlet to change.Type: GrantFiled: July 13, 2009Date of Patent: March 4, 2014Assignee: Prime Solution, Inc.Inventors: Joseph W. Dendel, Roger J. Tyria
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Patent number: 8628665Abstract: A water treatment apparatus includes a tank, a driving unit, a filtered-water pipe, a filtering unit and at least one scraping unit. The tank includes a wall, an inlet pipe extending through an upper portion, and an outlet pipe extending from a lower portion. The driving unit is located on an external side of the tank. The filtered-water pipe extends throughout the tank and is connected to the driving unit. The filtering unit includes flat filtering bags located around the filtered-water pipe. The flat filtering bags can be spun together with the filtered-water pipe. The scraping unit includes scrapper assemblies each located between and in contact with two adjacent ones of the flat filtering bags.Type: GrantFiled: September 23, 2011Date of Patent: January 14, 2014Assignee: New Century Membrane Technology Co., Ltd.Inventor: Chi-Chang Kuo
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Patent number: 8585898Abstract: The present invention relates to a pressurized filtration plant that includes: a sealed tank (1) in which discs (2) are provided including filtering sectors (20) carried by a rotary shaft (3) and connected to collectors within said shaft, a dispenser (10) enabling the egress of filtrates, the discharge of spinning air and the intake of blowing air for releasing the spun cakes, at least one duct for supplying a liquid laden with solid particles, at least one duct or discharging the filtrates, and a hopper (1b) for recovering the solid particles, characterized in that the discs (2) are vertically arranged so that the lower portion thereof is submerged in buckets (4) covered with deflectors (41) and including means for scrapping solid material deposits on the outer walls thereof.Type: GrantFiled: October 30, 2008Date of Patent: November 19, 2013Assignee: GaudfrinInventor: Guy Gaudfrin
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Publication number: 20130277289Abstract: A device for continuously filtering material mixtures, particularly for separating contaminants out of plastic melts, includes a filter (3), which is rotatably arranged in a filter chamber (2) of a housing (1), at least one wiper (17) for lifting off contaminants retained by the filter (3), and a discharge device (18) for removing the contaminants lifted off the filter (2) by the wiper (17) from the housing (1). The discharge device (18) includes a discharge shaft (19), which is rotatably arranged at the housing (1) and which has at least one continuous opening (20) having at least one piston (22) which is movably guided therein.Type: ApplicationFiled: December 1, 2011Publication date: October 24, 2013Inventor: Roderich Ettlinger
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Patent number: 8562829Abstract: A magnetic separation apparatus comprising: a separation vessel into which waste water containing a coagulated magnetic floc is supplied; a drum separator that is provided in the separation vessel and adsorbs the magnetic floc with a magnetic force while being rotated; a scraper that is abutted against a surface of the separator and scrapes the magnetic floc adsorbed by the surface of the separator; a scraper guide that is connected to the scraper and discharges the magnetic floc scraped by the scraper; and a scraping brush that scrapes the magnetic floc scraped by the scraper from the scraper and guides the magnetic floc to the scraper guide, wherein a lower portion of the separator is submerged in the waste water in the separation vessel, a rotational direction of the separation vessel in the waste water is set to the same direction as a flow direction of the waste water flowing in the separator, and a rotational direction of the scraping brush is set to a direction opposite to the rotational direction of tType: GrantFiled: March 4, 2011Date of Patent: October 22, 2013Assignee: Hitachi Plant Technologies, Ltd.Inventors: Hisashi Isogami, Satoshi Miyabayashi, Minoru Morita
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Patent number: 8556086Abstract: A solid-liquid separator using a roller system includes a casing, rollers disposed within the casing and each provided with a screen that is formed in the outer periphery thereof with plural pores for separating via the plural pores a solid substance from a solid-liquid substance disposed outside the rollers and filtering a liquid substance toward inside the rollers, inside drums each disposed along the inner circumference of each of the rollers, and a passageway which is formed by means of the screen and the inner drum and which is provided with an outlet. The liquid substance separated by means of the screen is allowed to flow along the passageway, collected at the outlet and discharged from the outlet.Type: GrantFiled: May 27, 2010Date of Patent: October 15, 2013Assignee: Takai Tofu & Soymilk Equipment Co.Inventors: Toichiro Takai, Satoshi Ueda, Toru Awazu, Motonari Amano, Kenji Kasama, Masahiro Yoshida, Masaaki Watanabe
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Publication number: 20130264269Abstract: This invention refers to a device for separating and removing sieved material from a flowing liquid such as sewage, in which case the device has a sieve grate (1) with a sieve surface with a front side (2) pointing upstream while the device is operating, in which case the device has a supplementary grate (3) in a lower area of the sieve grate (1) placed upstream before the sieve grate (1), in which case the device has a drive (24) and a cleaning rake (4) that can be driven to revolve in a conveying direction with the help of the drive (24), in which case the operating cleaning rake (4) is moveable along at least one partial section of the front side (2) of the sieve grate (1) in order to remove the held-back sieved material and transport it towards a discharge opening (5) and wherein the cleaning rake (4) can be moved along a back side (6) of the supplementary grate (3) pointing downstream while it is moving in order to remove sieved material held back by the supplementary grate (3) and transport it towards aType: ApplicationFiled: April 10, 2013Publication date: October 10, 2013Applicant: Huber SEInventors: Thomas Kerl, Franz Spenger, Christian Brüderl
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Patent number: 8535543Abstract: The present invention relates to separating one or more of sand and other particulate matter from a mixture of animal waste and water. The present invention can help to control the discharge of noxious odors while processing material containing animal waste. An exemplary apparatus in accordance with the present invention includes a cylindrical housing and a non-rotating collection table. An exemplary apparatus in accordance with the present invention includes optional shield provided inside the cylindrical housing that can help to capture the particulate matter and that can also help to reduce the discharge of noxious gas and odors from the apparatus.Type: GrantFiled: October 25, 2012Date of Patent: September 17, 2013Inventor: John Patrick Fetrow
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Patent number: 8518273Abstract: The method and arrangement is for cleaning at least one of filter sheets and filter cakes in a pressurized white liquor filter with spray nozzles and driving fluid. The white liquor filter is used in a causticizing process in which green liquor is causticized before the white liquor filter by the addition of lime and in which it forms during the process a lime mud slurry. The white liquor filter 101 is used to separate white liquor from the lime mud. The driving fluid for the spray nozzle is constituted principally by the filtrate that is obtained from the filter.Type: GrantFiled: May 24, 2005Date of Patent: August 27, 2013Assignee: Metso Paper Sweden ABInventors: Patrik Lownertz, Magnus Ingelman
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Patent number: 8506812Abstract: The present invention relates to a membrane separation method and a relevant equipment, in particular to a method and an equipment for membrane separation utilizing concentration polarization during membrane filtration process, especially, to a concentration process and equipment and a drawer special for drawing a concentration polarization layer. The direct removal of the concentration polarization layer from membrane surface not only decreases the adverse influence of concentration polarization on membrane separation but also obtains concentrated retention components, thereby significantly improving the ability to maintain membrane flux, solving the twinborn problems concerning concentration polarization and membrane fouling during the membrane separation process, and achieving a high-efficiency concentration for retention components.Type: GrantFiled: July 23, 2012Date of Patent: August 13, 2013Assignee: Institute of Process Engineering, Chinese Academy of SciencesInventors: Yinhua Wan, Xiangrong Chen, Zhiguo Su, Guanghui Ma, Xiaoguang Jiao, Fei Shen, Zhanfeng Cui
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Patent number: 8505740Abstract: A solid-liquid separator using a roller system includes a casing, rollers disposed within the casing and each provided with a screen that is formed in an outer periphery thereof with plural pores, a supply device disposed outside the rollers for supplying into the casing under appropriate pressure a solid-liquid mixture to be separated into a solid component via the plural pores and a liquid component filtered inside, a casing wall disposed adjacent to the rollers after the solid-liquid mixture supplied with the supply device is passed through the rollers rotated, a discharge window formed in the casing wall for discharging the solid component, and a pressure application lid formed on the casing wall for stably applying prescribed pressure in a direction of closing the discharge window with a pressure application device.Type: GrantFiled: May 27, 2010Date of Patent: August 13, 2013Assignee: Takai Tofu & Soymilk Equipment Co.Inventors: Toichiro Takai, Satoshi Ueda, Toru Awazu, Motonari Amano, Kenji Kasama, Masahiro Yoshida, Masaaki Watanabe
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Publication number: 20130199972Abstract: The present invention relates to a filtration apparatus for filtering and separating solids from liquids comprising at least one liquid-permeable, continuously or intermittently drivable filter belt, an intake for charging the liquid/solid mixture to be filtered onto the filter belt in a charging zone and a belt cleaner for removing the solids deposited at the filter belt from a belt section conveyed out of the charging zone in an expulsion zone. In accordance with the invention, the belt cleaner has at least one rotatingly drivable brush with which a brush cleaner having a scraper is associated which is arranged in the path of the bristles of the rotating brush. The rotating brush efficiently removes the deposited solids from the filter belt, while the scraper of the brush cleaner simultaneously ensures that the dissolved solids do not settle at the brush and clog it.Type: ApplicationFiled: October 22, 2010Publication date: August 8, 2013Applicant: GALA INDUSTRIES, INC.Inventors: Michael Eloo, Andre Rosengaertner
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Patent number: 8496117Abstract: The filter apparatus for an incoming liquid which includes a retentate and a permeate includes a housing with a frame and a hollow drum assembly mounted for rotation within the housing. An inlet assembly delivers the incoming liquid under pressure to the drum assembly. A filter assembly is mounted to the inside of the drum. A trough assembly is mounted so as to be in a fluid-tight relationship to the interior surface of the filter assembly as the drum rotates past the trough assembly. A manifold is fixedly mounted and configured to cover successive columns of openings of the drum wall as the drum rotates. Pressurized gas is directed to the manifold, so that as the drum turns, and retentate is collected on the interior surface of the filter, pressurized fluid from the manifold dislodges the retentate into the trough and out an outlet assembly.Type: GrantFiled: November 2, 2011Date of Patent: July 30, 2013Inventor: William M. Leath, III
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Patent number: 8440082Abstract: Method for the liquid solid separation of material mixtures and suspensions in which the material mixture under pressure is fed into a closed chamber having at least one filter surface and a hydrostatic pressure is generated within said chamber for separating the liquid phase. After separating the liquid phase the chamber is opened and the filter surface together with the filter cake is removed from said chamber. The material mixture firstly is treated by the means of hydrostatic pressure of about up to 0.2 bar, wherein 80 to 90% of the fed volume is removed as filtrate. Thereafter the concentrated remaining volume is drawn off and is further treated in the closed chamber with a pressure of up to 5 bar. By reducing the volume of the chamber finally with a pressure of up to 50 bar the remaining filtrate is separated.Type: GrantFiled: September 14, 2012Date of Patent: May 14, 2013Inventor: Albert Bahr
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Patent number: 8376146Abstract: The device according to the invention serves for classifying or concentrating liquids laden with fibers or solids by means of screening or filtration. For this purpose, a cylindrical fine screen is arranged in a vertical position in a housing comprising an axially cylindrical vibrator being somewhat smaller than the fine screen so as to produce an annular gap between the screen and the vibrator. In the vibrator, there is a vibration motor with imbalances, which generates circular horizontal oscillations. The liquid to be treated is introduced into the annular gap, primarily from above, and the concentrated liquid is removed at the bottom. The cleaned liquid is discharged between the screen and the wall of the housing. The feature of the invention is that the vibrator is mounted on at least three rubber elements which primarily allow the vibrator to perform a circular horizontal movement.Type: GrantFiled: February 4, 2008Date of Patent: February 19, 2013Assignee: Röhren-und Pumpenwerk BAUER Gesellschaft m.b.H.Inventor: Dietrich Eichler
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Patent number: 8372281Abstract: A scraper adjustment mechanism and method for a filter that permits an operator to adjust the distance between the scraper and a filter surface without the need to have access to the filter/scraper interface, or fasteners within the filter.Type: GrantFiled: January 31, 2012Date of Patent: February 12, 2013Assignee: Industrial Manufacturing CompanyInventor: David A. Laing
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Publication number: 20130001150Abstract: Method for the liquid solid separation of material mixtures and suspensions in which the material mixture under pressure is fed into a closed chamber having at least one filter surface and a hydrostatic pressure is generated within said chamber for separating the liquid phase. After separating the liquid phase the chamber is opened and the filter surface together with the filter cake is removed from said chamber. The material mixture firstly is treated by the means of hydrostatic pressure of about up to 0.2 bar, wherein 80 to 90% of the fed volume is removed as filtrate. Thereafter the concentrated remaining volume is drawn off and is further treated in the closed chamber with a pressure of up to 5 bar. By reducing the volume of the chamber finally with a pressure of up to 50 bar the remaining filtrate is separated.Type: ApplicationFiled: September 14, 2012Publication date: January 3, 2013Inventor: ALBERT BÄHR
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Patent number: 8317034Abstract: The present invention relates to separating one or more of sand and other particulate matter from a mixture of animal waste and water. The present invention can help to control the discharge of noxious odors while processing material containing animal waste. An exemplary apparatus in accordance with the present invention includes a cylindrical housing and a non-rotating collection table. An exemplary apparatus in accordance with the present invention includes optional shield provided inside the cylindrical housing that can help to capture the particulate matter and that can also help to reduce the discharge of noxious gas and odors from the apparatus.Type: GrantFiled: November 10, 2009Date of Patent: November 27, 2012Inventor: John Patrick Fetrow
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Patent number: 8303826Abstract: An automatic strainer assembly for straining a slurry comprises an inlet for receiving the slurry, a horizontally disposed strainer body in fluid communication with the inlet, and a rotatable strainer member received within the body having an inner surface and an outer surface. The strainer member defines a plurality of passageways for strained fluid to pass therethrough. A scraper is positioned substantially adjacent to and contacting the outer surface of the strainer member for removing material from the outer surface of the strainer member. A collection vessel is positioned substantially below the body for receiving material scraped from the outer surface of the strainer member. A helical member is mounted on an internal shaft or auger is located within the strainer member for contacting the slurry to increase mixing and promote flow of the slurry through the system.Type: GrantFiled: September 3, 2009Date of Patent: November 6, 2012Assignee: TM Industrial Supply, Inc.Inventors: Carl A. Steiner, Ricky L. Jackson
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Patent number: 8302780Abstract: An industrial separator and dewatering plant has a filtering portion using an inclined conveyor belt for carrying away a watery cake from an aqueous mixture containing solid matter. The filtering portion further has a wash water spray nozzle directed at the conveyor belt so as to dislodge the watery cake penetrated within the conveyor belt. A dewatering portion has a compression auger screw positioned for receiving the dislodged watery cake and the wash water. An auger screw receives the wash water and cake which is transported to a compression cage where compression drives water out of the cake leaving a semi-solid cake which is pressed against a door where it exits the plant.Type: GrantFiled: February 22, 2012Date of Patent: November 6, 2012Assignee: M2 Renewables, Inc.Inventors: John Christopher Mitchell, Ken M. Stedman, Glenn Edwin Walser
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Patent number: 8252184Abstract: The present invention relates to a membrane separation method and a relevant equipment, in particular to a method and an equipment for membrane separation utilizing concentration polarization during membrane filtration process, especially, to a concentration process and equipment and a drawer special for drawing a concentration polarization layer. The direct removal of the concentration polarization layer from membrane surface not only decreases the adverse influence of concentration polarization on membrane separation but also obtains concentrated retention components, thereby significantly improving the ability to maintain membrane flux, solving the twinborn problems concerning concentration polarization and membrane fouling during the membrane separation process, and achieving a high-efficiency concentration for retention components.Type: GrantFiled: March 5, 2008Date of Patent: August 28, 2012Assignee: Institute of Process Engineering, Chinese Academy of SciencesInventors: Yinhua Wan, Xiangrong Chen, Zhiguo Su, Guanghui Ma, Xiaoguang Jiao, Fei Shen, Zhanfeng Cui
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Patent number: 8211299Abstract: An apparatus is disclosed for removing iron powder from rolling oil used in a rolling mill has less trouble and ensures easy maintenance and long lifetime as well as improved workability. Each part combined to the apparatus can be moved and worked individually so as to facilitate repair while enhancing the effect of removing iron powder from the rolling oil. The apparatus includes a magnetic unit that is vertically supported on a frame and moved up and down by elevating means to be located inside or above the oil tank, and a scraper unit disposed at one side of the frame so as to be transverse to the magnetic unit. The scraper unit includes a scraper separating iron powder from the surface of the magnetic unit, and a chute positioned under the scraper to collect and convey iron powder.Type: GrantFiled: January 19, 2009Date of Patent: July 3, 2012Assignee: Buhmwoo Eco Engineering Co., Ltd.Inventor: Heui-Sung Lee
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Patent number: 8151997Abstract: A horizontal belt filter incorporates a filter web, a belt carrying the web in a substantially horizontal plane, at least one fluid removal member disposed above the web, at least one fluid guide disposed at an end of the fluid removal member and adjacent the web and the belt for receiving liquid runoff channeled to the guide by the fluid removal member, and a rake member disposed above the web on a downstream side of the fluid removal member. The fluid removal member may include at least two linear or straight bars each disposed at an acute angle relative to a respective edge of the filter web, the linear bars being connected to one another to form a V-shaped composite bar having an apex at an upstream side of the direction of belt travel.Type: GrantFiled: November 30, 2010Date of Patent: April 10, 2012Assignee: Flsmidth A/SInventor: Robert Marsh
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Patent number: 8146750Abstract: A system for extracting liquid from a mass comprising a portable platform having an upper surface, a system mass input, a polymer feeding and blending system on the upper surface, a liquid extraction assembly on the upper surface, and piping having a first section between the system mass input and the polymer feeding and blending system, and a second section between the polymer feeding and blending system and the liquid extraction assembly. The system is configured to have mass inputted into the system mass input, transport the mass to the polymer feeding and blending system through the first section of the piping, inject polymer into the mass in the polymer feeding and blending system, and transport the mass from the polymer feeding and blending system to the liquid extraction assembly. Pressure from mass forced into the liquid extraction assembly forces liquid in the mass to exit the mass.Type: GrantFiled: April 18, 2011Date of Patent: April 3, 2012Assignee: Prime Solution, Inc.Inventor: Joseph Dendel
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Patent number: 8132581Abstract: This invention discloses a method and system for washing a sedimentation device in a water treatment system using ultrasonic waves. The system includes an ultrasonic transmitting device for transmitting the ultrasonic of a predetermined power and transmitting frequency to the sedimentation device, a carrying device positioned inside or outside of the water treatment system for moving the ultrasonic transmitting device over the sedimentation device. The carrying device may include an operation track, a moving car body erected over the operation track, a driving device, and a car body position detection and control device. The effects of the invention are greatly better than that of manual washing with high pressure water. The consumption of water, treatment reagents and manpower can be decreased, thereby decreasing effectively the cost of water production.Type: GrantFiled: June 3, 2008Date of Patent: March 13, 2012Inventor: Shun Guo
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Publication number: 20110297617Abstract: A separator includes a separation arrangement having a roller; and a belt disposed about the roller. Feed material introduced to the separator such as tar sand, is separated into sand and oil so that discharge from the separator will be substantially separate material streams of sand and oil. A method and system are included.Type: ApplicationFiled: June 3, 2010Publication date: December 8, 2011Applicant: BAKER HUGHES INCORPORATEDInventor: Oleg A. Mazyar