Moved By System Fluid In Confined Flow Path Patents (Class 55/404)
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Patent number: 11098622Abstract: An oil separator with a housing, in which is rotatably mounted a rotor containing a drive element, an oil separating element and a shaft for driving the oil separating element of the rotor via the shaft of the rotor around the shaft axis. At least one element of the rotor is seated in such a way that it is displaceable via an actuator element axially from a first inoperative positive to a second operating position.Type: GrantFiled: January 31, 2017Date of Patent: August 24, 2021Assignee: 3NINE ABInventors: Christoph Erdmann, Francesco Zitarosa
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Patent number: 10036284Abstract: A rotating gas turbine blade is disclosed which includes an airfoil with a suction side and a pressure side, the airfoil extending in a radial direction from a blade root to a blade tip. The blade tip includes a tip shroud, the airfoil having internal cooling passages for a cooling medium, which extend through the tip shroud. Outlet ports are provided above a selected internal airfoil cooling passage for the cooling medium to be ejected above the tip shroud in a direction of the blade's pressure side. Dust accumulation is avoided at the tip end of the selected internal cooling passage.Type: GrantFiled: December 9, 2015Date of Patent: July 31, 2018Assignee: ANSALDO ENERGIA SWITZERLAND AGInventors: Martin Balliel, Frank Gersbach, Stefan Andreas Retzko, Marco Lamminger
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Publication number: 20150135660Abstract: The present invention describes a jet engine with a device for spraying oil into an air-oil volume flow guided inside a flow cross-section limited by a wall area. The air-oil volume flow is guidable through an oil separator in order to separate the oil. In accordance with the invention, the oil can be sprayed into the air-oil volume flow in the area of the device via an outlet area designed movable relative to the wall area.Type: ApplicationFiled: November 4, 2014Publication date: May 21, 2015Inventors: Juergen BEIER, Gideon VENTER
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Patent number: 8915991Abstract: The invention relates to a fluid separator 40 having first and second inlets, a turbine and a separation chamber having a centrifugal separation member. The first inlet is in direct fluid communication with a turbine inlet, and in use delivers high pressure vent air flow from a first gas turbine engine bearing housing to the turbine. The second inlet is in direct fluid communication with the centrifugal separation member, and in use delivers low pressure vent air flow from a second gas turbine engine bearing housing to the centrifugal separation member. An outlet of the turbine is in direct fluid communication with the centrifugal separation member. The centrifugal separation member is driven by the turbine.Type: GrantFiled: October 4, 2012Date of Patent: December 23, 2014Assignee: Rolls-Royce PLCInventor: Peter Frederick William Foster
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Patent number: 8790447Abstract: A separation device for removing at least part of a liquid from a mixture which comprises a gas and the liquid in the form of droplets, comprises: a) a housing comprising first, second and third separation sections for separating liquid from the mixture, wherein the second section is arranged below the first section and above the third section, the respective sections are in communication with each other, and the second section comprises a rotating coalescer element; b) tangentially arranged means to introduce the mixture into the first section; c) means to remove liquid from the first section; d) means to remove liquid from the third section; and e) means to remove a gaseous stream, lean in liquid, from the third section. A separation process for removing at least part of a liquid from a mixture comprising the liquid in the form of droplets using the separation device.Type: GrantFiled: April 27, 2010Date of Patent: July 29, 2014Assignee: Shell Oil CompanyInventors: Hans Bieri, Youcef Ait Bouziad, Nicolas Martin, Rick Van Der Vaart
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Patent number: 8764869Abstract: The present invention relates to a separator and more specifically, but not exclusively, to a centrifugal separator for the cleaning of a gaseous fluid. A centrifugal separator is provided as comprising a housing defining an inner space, and a rotor assembly for imparting a rotary motion onto a mixture of substances to be separated. The rotor assembly is located in said inner space and is rotatable about an axis relative to the housing. The rotor assembly comprises an inlet for receiving said mixture of substances, an outlet from which said substances are ejected from the rotor assembly during use, and a flow path for providing fluid communication between the inlet and outlet, wherein the outlet is positioned more radially outward from said axis than the inlet.Type: GrantFiled: January 10, 2012Date of Patent: July 1, 2014Assignee: Alfa Laval Corporate ABInventor: Thomas Eliasson
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Patent number: 8758469Abstract: The present invention relates to a separator and more specifically, but not exclusively, to a centrifugal separator for the cleaning of a gaseous fluid. A centrifugal separator is provided as comprising a housing defining an inner space, and a rotor assembly for imparting a rotary motion onto a mixture of substances to be separated. The rotor assembly is located in said inner space and is rotatable about an axis relative to the housing. The rotor assembly comprises an inlet for receiving said mixture of substances, an outlet from which said substances are ejected from the rotor assembly during use, and a flow path for providing fluid communication between the inlet and outlet, wherein the outlet is positioned more radially outward from said axis than the inlet.Type: GrantFiled: January 10, 2012Date of Patent: June 24, 2014Assignee: Alfa Laval Corporate ABInventor: Thomas Eliasson
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Patent number: 8747503Abstract: The present invention relates to a separator and more specifically, but not exclusively, to a centrifugal separator for the cleaning of a gaseous fluid. A centrifugal separator is provided as comprising a housing defining an inner space, and a rotor assembly for imparting a rotary motion onto a mixture of substances to be separated. The rotor assembly is located in said inner space and is rotatable about an axis relative to the housing. The rotor assembly comprises an inlet for receiving said mixture of substances, an outlet from which said substances are ejected from the rotor assembly during use, and a flow path for providing fluid communication between the inlet and outlet, wherein the outlet is positioned more radially outward from said axis than the inlet.Type: GrantFiled: July 10, 2009Date of Patent: June 10, 2014Assignee: Alfa Laval Corporate ABInventors: Olle Törnblom, Thomas Eliasson, Janke Burmeister, Mats-Orjan Pogén, Per Stjernswärd
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Patent number: 8679214Abstract: The present invention relates to a separator and more specifically, but not exclusively, to a centrifugal separator for the cleaning of a gaseous fluid. A centrifugal separator is provided as comprising a housing defining an inner space, and a rotor assembly for imparting a rotary motion onto a mixture of substances to be separated. The rotor assembly is located in said inner space and is rotatable about an axis relative to the housing. The rotor assembly comprises an inlet for receiving said mixture of substances, an outlet from which said substances are ejected from the rotor assembly during use, and a flow path for providing fluid communication between the inlet and outlet, wherein the outlet is positioned more radially outward from said axis than the inlet.Type: GrantFiled: January 10, 2012Date of Patent: March 25, 2014Assignee: Alfa Laval Corporate ABInventor: Mats-Orjan Pogén
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Patent number: 8673038Abstract: The present invention relates to a separator and more specifically, but not exclusively, to a centrifugal separator for the cleaning of a gaseous fluid. A centrifugal separator is provided as comprising a housing defining an inner space, and a rotor assembly for imparting a rotary motion onto a mixture of substances to be separated. The rotor assembly is located in said inner space and is rotatable about an axis relative to the housing. The rotor assembly comprises an inlet for receiving said mixture of substances, an outlet from which said substances are ejected from the rotor assembly during use, and a flow path for providing fluid communication between the inlet and outlet, wherein the outlet is positioned more radially outward from said axis than the inlet.Type: GrantFiled: January 10, 2012Date of Patent: March 18, 2014Assignee: Alfa Laval Corporate ABInventor: Olle Tornblöm
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Patent number: 8657908Abstract: The present invention relates to a separator and more specifically, but not exclusively, to a centrifugal separator for the cleaning of a gaseous fluid. A centrifugal separator is provided as comprising a housing defining an inner space, and a rotor assembly for imparting a rotary motion onto a mixture of substances to be separated. The rotor assembly is located in said inner space and is rotatable about an axis relative to the housing. The rotor assembly comprises an inlet for receiving said mixture of substances, an outlet from which said substances are ejected from the rotor assembly during use, and a flow path for providing fluid communication between the inlet and outlet, wherein the outlet is positioned more radially outward from said axis than the inlet.Type: GrantFiled: January 10, 2012Date of Patent: February 25, 2014Assignee: Alfa Laval Corporate ABInventor: Thomas Eliasson
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Patent number: 8475565Abstract: A system of sampling a fluid comprises a fluid separator having a central axis. The fluid separator includes an insulating sleeve. In addition the fluid separator includes a separator assembly coaxially disposed within the sleeve. Further, the fluid separator includes an annulus radially disposed between the sleeve and the separator assembly. The separator assembly includes a conduit, a support rod coaxially disposed within the conduit, and a plurality of separator members coupled to the support rod within the conduit.Type: GrantFiled: June 20, 2012Date of Patent: July 2, 2013Inventor: Stevie Horton Smith
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Patent number: 8425670Abstract: The invention refers to a plant and a method for separating oil in form of particles and/or mist from a fossil gas mixture for obtaining a separated gas. The plant comprises a centrifugal separator with a stationary casing defining a separation space. The casing permits a pressure of at least 10 bars in the separation space. The centrifugal separator comprises an inlet for the gas mixture, a gas outlet for the separated gas and an oil outlet for discharging separated oil. A separating member for separating the gas mixture comprises a plurality of separating discs and is provided in the separation space. A drive motor is connected to the separating member via a spindle and rotate the separating member about an axis (x) of rotation.Type: GrantFiled: January 26, 2010Date of Patent: April 23, 2013Assignee: Alfa Laval Corporate ABInventors: Claes-Göran Carlsson, Göran Ström
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Patent number: 8366883Abstract: Embodiments of the invention are directed toward a novel pressurized vapor cycle for distilling liquids. In some embodiments of the invention, a liquid purification system is revealed, including the elements of an input for receiving untreated liquid, a vaporizer coupled to the input for transforming the liquid to vapor, a head chamber for collecting the vapor, a vapor pump with an internal drive shaft and an eccentric rotor with a rotatable housing for compressing vapor, and a condenser in communication with the vapor pump for transforming the compressed vapor into a distilled product. Other embodiments of the invention are directed toward heat management, and other process enhancements for making the system especially efficient.Type: GrantFiled: June 30, 2006Date of Patent: February 5, 2013Assignee: DEKA Products Limited PartnershipInventors: David F. Bednarek, Robert Andrew Charles, Andrew Coll, Jason A. Demers, Timothy P. Duggan, Gustav Heinzmann, Joseph A. Hoell, Jr., James L. Jackson, Scott A. Leonard, David W. McGill, Kingston Owens
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Patent number: 8357232Abstract: The present invention relates to a system and method for the separation of gaseous components from gaseous mixtures in order to control emissions and treatment of the gaseous components. In one embodiment, the system makes use of a fan or gas moving device to first impose centrifugal forces on gas streams as the gas moves from the center of the fan toward the periphery of the fan housing. Heavier gases are forced to the outer regions of the fan housing while lighter gases remain closer to the fan axis. The heavier gases and lighter gases exiting the fan housing flow into a duct at different flow rates, and the heavier gases are diverted from the larger volume gas streams and then processed.Type: GrantFiled: March 9, 2009Date of Patent: January 22, 2013Assignee: Casella Waste Systems, Inc.Inventor: Garrett L. Morrison
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Patent number: 8246705Abstract: A grease containment apparatus to remove grease and other contaminants from hot air exiting a kitchen area through a vent system which includes a vertical separator.Type: GrantFiled: April 22, 2010Date of Patent: August 21, 2012Inventors: Charles E. Bain, David D. Williams
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Patent number: 8211210Abstract: A system of sampling a fluid comprises a fluid separator having a central axis. The fluid separator includes an insulating sleeve. In addition the fluid separator includes a separator assembly coaxially disposed within the sleeve. Further, the fluid separator includes an annulus radially disposed between the sleeve and the separator assembly. The separator assembly includes a conduit, a support rod coaxially disposed within the conduit, and a plurality of separator members coupled to the support rod within the conduit.Type: GrantFiled: February 4, 2010Date of Patent: July 3, 2012Assignee: Cameron International CorporationInventor: Stevie Horton Smith
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Patent number: 8147581Abstract: A separation housing houses a rotor with multiple suspension chambers. Each chamber has a radially extending web portion between two rotating discs. An orifice is provided through the radially extending web portion. Another web portion urges gas radially out of the rotor. Passages through the rotating disks permit entry of gas and solid particle mixtures into the suspension chambers at high speed traveling toward each other in a suspension adjacent to the orifice. The web portion that urges gas out of the chamber pulls gas away from the suspension zone. Gas moving through the aperture and into a clean gas chamber pulls gas in the opposite direction. The result is gas in the suspension zone being fixed relative to the rotor or changing direction. Centrifugal force moves solid particles radially out of the chamber.Type: GrantFiled: January 29, 2010Date of Patent: April 3, 2012Inventors: John K. Watterman, Jr., Jonelle Manz
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Patent number: 8012229Abstract: Extraction devices are disclosed for extracting liquid particulates from a gaseous stream. The extraction devices may have a powered or free spinning rotating extractor that may be mounted in the extraction device's source or extraction duct. During operation, liquid particulates impinging on the rotating extractor form a thin film of extracted liquid that travels due to centrifugal force to the periphery of the extractor's exterior surface where the extracted liquid may be flung to the inner surface of the extraction duct and collected.Type: GrantFiled: November 3, 2010Date of Patent: September 6, 2011Assignee: Research International, Inc.Inventors: Elric W. Saaski, Duane M. Fox
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Patent number: 7938874Abstract: A system and method for supplying clean dry gas to gas seals of a compressor. The system uses a rotary separator magnetically coupled to a source of rotational power, along with a gas stream cooling unit configured to condensate liquids out of a wet gas stream before the wet gas stream is supplied to the rotating separator. The system may further include a gas stream pressure booster, a heating unit to heat a dry gas stream generated by the rotary separator, and a controlled recirculation loop configured to continually recirculate the wet gas through the driven rotary separator until a desired amount of condensates are removed from the wet gas stream.Type: GrantFiled: December 5, 2008Date of Patent: May 10, 2011Assignee: Dresser-Rand CompanyInventor: Philippe Auber
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Patent number: 7927395Abstract: The invention relates to a centrifugal separator for cleaning of gas from solid or liquid particles suspended therein which are of greater density than the gas. A main object of the present invention is to accomplish a centrifugal separator which does not have said inactive regions and thereby achieves efficient separation of particulate contaminants from a gas. This object is achieved by the centrifugal separator initially defined, which is characterised in that the interspaces between the separation discs at least at their radially outer parts are substantially open for flow of the gas in the circumferential direction and that mutually adjacent separation discs are arranged at mutual spacing such that rotation of the rotor causes a pumping action in the interspaces, which pumping action drives the gas from the gas inlet, through the interspaces between the separation discs and out via the gas outlet.Type: GrantFiled: October 31, 2008Date of Patent: April 19, 2011Assignee: Alfa Laval Corporate ABInventors: Stefan Szepessy, Olle Törnblom
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Patent number: 7846228Abstract: Extraction devices are disclosed for extracting liquid particulates from a gaseous stream. The extraction devices may have a powered or free spinning rotating extractor that may be mounted in the extraction device's source or extraction duct. During operation, liquid particulates impinging on the rotating extractor form a thin film of extracted liquid that travels due to centrifugal force to the periphery of the extractor's exterior surface where the extracted liquid may be flung to the inner surface of the extraction duct and collected.Type: GrantFiled: March 10, 2008Date of Patent: December 7, 2010Assignee: Research International, Inc.Inventors: Elric W. Saaski, Duane M. Fox
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Publication number: 20100192776Abstract: A dust separating apparatus is provided. The dust separating apparatus draws in an external air stream and separates dust particles from the drawn air stream. The dust separating apparatus may include a dust collecting space to store dust particles and a driving means to increase or decrease the dust collecting space. Accordingly, a user may adjust the capacity of the dust collecting space as desired.Type: ApplicationFiled: November 21, 2009Publication date: August 5, 2010Inventors: Jang-keun Oh, Byung-Jo Lee, Seung-Yong Cha
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Patent number: 7704291Abstract: Ventilation Air Methane (VAM) exhaust gases from coal pre-mine gob wells, land fills and oil refinery (Installations) vent stacks are used, after adequate compression, for energizing a high-speed gas turbine. The convoluting gas discharge causes a first separation stage by stratifying of heavier non-combustible and lighter combustible gas components that exit from the turbine in opposite directions, the heavier components having a second stratifying separation in a vortex tube to separate non-combustible, heaviest pollutants from non-combustible medium-heavy components. The noncombustible, medium components exit a vortex tube open end to atmosphere. The lighter combustible, pollutants (high purity Methane) effected in the first separation are piped to the Installation's engine air intake for re-combustion, thereby reducing the Installation's Methane pollution and improving its fuel economy. The non-combustible, heaviest pollutants from the second separation stage are piped to air filter assemblies.Type: GrantFiled: July 10, 2009Date of Patent: April 27, 2010Inventor: Ranendra Bose
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Patent number: 7591866Abstract: Ventilation Air Methane (VAM) exhaust gases from coal pre-mine gob wells, landfills and oil refinery (Installations) vent stacks are used, after adequate compression, for energizing a high-speed gas turbine. The convoluting gas discharge cause a first separation stage by stratifying of heavier non-combustible and lighter combustible gas components that exit from the turbine in opposite directions; the heavier components having a second stratifying separation in a vortex tube to separate non-combustible, heaviest pollutants from non-combustible medium heavy components. The non-combustible, medium components exit a vortex tube open end to atmosphere. The lighter combustible Methane gas effected in the first separation is piped to the Installation's engine for combustion, thereby reducing its Methane pollution and improving its fuel economy.Type: GrantFiled: March 31, 2006Date of Patent: September 22, 2009Inventor: Ranendra Bose
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Patent number: 7550032Abstract: A method for removing contaminating gaseous components, such as CO2 and/or H2S, from a contaminated natural gas stream. The method includes the steps of expanding the contaminated gas stream in an expander to form an expanded gas stream; allowing at least part of the contaminants in the expanded gas stream to liquefy to form a dispersion of a contaminants enriched liquid phase in a contaminants depleted gaseous phase; and separating at least part of the contaminants enriched liquid phase from the contaminants depleted gaseous phase in one or more centrifugal separators.Type: GrantFiled: February 16, 2006Date of Patent: June 23, 2009Assignee: Shell Oil CompanyInventors: Bert Brouwers, Michael Zvi Golombok, Ralph Van Wissen
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Patent number: 7258713Abstract: A centrifugal particle separator includes a first vane assembly and a second vane assembly. The first vane assembly includes a centrally positioned hub, a collar encircling the hub and a plurality of first vanes. Each first vane can have an inner end connected to the hub and an outer end connected to the collar, wherein a trailing edge of at least one of the plurality of first vanes can extend past an edge of the collar. The second vane assembly includes a centrally positioned hub, a collar encircling the hub and a plurality of second vanes circumferentially disposed about the hub. Each second vane can have an inner end connected to the hub and an outer end connected to the collar, wherein a leading edge of at least one of the plurality of second vanes can extend past an edge of the collar. When the first and second vane assemblies are secured together, at least one of the plurality of first vanes protrudes into the second vane assembly.Type: GrantFiled: August 27, 2004Date of Patent: August 21, 2007Assignee: Dreison International, Inc.Inventors: Gerry E. Eubank, Robert Dingess
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Patent number: 6716269Abstract: A gas centrifuge operating to separate gases of differing chemical composition and molecular weight by a centrifugal force field. Such a centrifuge is operable to separate methane and carbon dioxide, and to produce torque, and a cascade of such centrifuges is operable to concentrate produced streams of carbon dioxide and methane, and to produce torque. A compact centrifugal gas processing system incorporating the gas centrifuge with other centrifugal components, is also provided.Type: GrantFiled: March 5, 2002Date of Patent: April 6, 2004Assignee: Energent CorporationInventors: Emilio Castano Graff, Lance G. Hays
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Patent number: 6602310Abstract: Apparatus for continuously separating a stream of solid particles and a gas is provided including a housing with a tangential inlet for the stream of solid particles in a gas, a first outlet for the solid particles and a second outlet for the gas, a rotor rotatably mounted within the housing and including a plurality of carriers thereabout, the tangential inlet and the first outlet being disposed on the periphery of the housing spaced from each other in the circumferential direction, and an airtight discharge conduit associated with the first outlet, and second outlet being located centrally in the housing.Type: GrantFiled: November 6, 2001Date of Patent: August 5, 2003Assignee: Valmet Fibertech ABInventor: Nils Virving
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Patent number: 6592654Abstract: The method of separating liquid from gas in a flow stream, that includes expanding the flow stream at a first zone to reduce flow stream pressure and increase flow stream velocity; centrifugally separating liquid from gas in the expanded flow stream, in a second zone; and increasing the pressure of the gas, from which liquid has been separated, by converting kinetic energy of the gas into pressure, at a third zone.Type: GrantFiled: June 25, 2001Date of Patent: July 15, 2003Assignee: Cryogenic Group Inc.Inventor: Ross Brown
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Patent number: 6536211Abstract: Gases produced by a combustion engine (1), e.g. crankcase gases, are conducted through a separation chamber formed and surrounded by a centrifugal rotor (R), by means of which the gases are caused to rotate, so that particles suspended in the gases are separated by means of centrifugal force. The centrifugal rotor (R) is caused to rotate by means of a pressure fluid that is generated by means of the combustion engine (1).Type: GrantFiled: December 4, 2000Date of Patent: March 25, 2003Assignee: Alfa Laval ABInventors: Leonard Borgström, Claes Göran Carlsson, Peter Franzén, Claes Inge, Torgny Lagerstedt, Hans Moberg, Stefan Szepessy, Tommy Myrvang
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Patent number: 6484835Abstract: A vehicle having an air pre-cleaner coupled with an engine enclosure such that the air inlet to the air pre-cleaner is positioned beneath the top wall of the engine enclosure and receives air from a duct within the enclosure, and the debris outlet of the air pre-cleaner is located above the top wall of the engine enclosure.Type: GrantFiled: November 24, 1999Date of Patent: November 26, 2002Assignee: Deere & CompanyInventors: Christopher Charles Krapfl, Wayne Russel Miller
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Patent number: 6451080Abstract: The present disclosure relates to an air cleaner for moving particles from an air stream. The air cleaner includes a housing defining a separation chamber at which at least some of the particles are removed from the air stream. The air cleaner includes an inlet passage for allowing the air stream to the separation chamber, an outlet passage for allowing the air stream to exit the separation chamber, and a plurality of vanes for causing the air stream to swirl as the air stream flows through the inlet passage and enters the separation chamber. The housing includes a side wall structure defining at least one discharge opening through which particles are discharged as the air stream swirls within the separation chamber.Type: GrantFiled: July 10, 2000Date of Patent: September 17, 2002Assignee: Donaldson Company, Inc.Inventors: Gary J. Rocklitz, Junhui Liu, Donald Monson, Steven S. Gieseke, Peter J. Murray
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Patent number: 6368390Abstract: An improved dust collector having a housing that encloses clean-air and dirty-air chambers with an elongate non-vertical annular hollow filter with an end accommodating the flow of clean air positioned in the housing, and a nozzle connected to an air source where the nozzle is positioned so as to inject a blast of air into the filter in order to dislodge particulate accumulated on the outside of the filter. The improvement involves a turbine positioned within the filter and linkage joining the turbine with respect to the filter such that a blast of air from the nozzle turns the turbine which thereby turns the filter whereby the filter is reoriented to facilitate removal of particulate collected thereon.Type: GrantFiled: June 19, 2000Date of Patent: April 9, 2002Assignee: Venturedyne, Ltd.Inventors: Glenn W. Bitner, Timothy J. Yurczak
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Patent number: 6361574Abstract: Intake air cleaning apparatus includes a filter canister with a filter mounted therein to filter air passing from an inlet end of the canister to an outlet end. A hood is mounted to the filter canister at the inlet end and has a discharge port for discharging particulates. A series of vanes are mounted in a gap between the hood and the inlet end of the filter canister to define channels through which air is directed into the air space between the hood and canister inlet end. A rotor mounted within the air space flings particulates toward the hood for expulsion through the discharge port. The filter within the canister may be formed of an outer cylindrical filter and an inner cylindrical filter mounted to the outlet wall of the canister to filter the precleaned air that passes through an inlet opening of the canister into the air space between the interior of the canister and the outer filter.Type: GrantFiled: March 17, 2000Date of Patent: March 26, 2002Assignee: American Farm Implement & Specialty, Inc.Inventor: William K. Decker
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Patent number: 6348077Abstract: A multiple stage air-intake filter has a first stage to pre-clean air. The air-intake filter has a second stage. Air pre-cleaned by the first stage is directed to the second stage by a fluid carrying juncture. The second stage includes a first and second filter element in series which filters air received from the first stage. The second stage has an air inlet and an air outlet. The fluid carrying juncture and the second stage air outlet are in line.Type: GrantFiled: November 19, 1999Date of Patent: February 19, 2002Assignees: Solberg Manufacturing, Inc., American Farm Implement & Spec.Inventors: Charles Solberg, Jr., William Decker
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Patent number: 6200361Abstract: A filtering system which essentially includes a generally cylindrical chamber with an inlet nozzle, having openings, located near the bottom of the chamber which extends into the chamber, an activator, a turbine with an axle, both the activator and turbine being located along the axle of the turbine, and an outlet nozzle located near the top of the chamber is disclosed. Air mixed with contaminants enters the chamber through the inlet nozzle via the openings and heads toward the outlet nozzle. Heavier particles fall to the bottom of the chamber. The air rotates the turbine which rotates the activator. As a result of this action, contaminants gather at the sides of the chamber and drop to the bottom of the chamber. A final separation between the contaminants and the air takes place as the air passes through the turbine where a non-penetrable air lock is created at the gap between the turbine and the lower edge of the outlet nozzle, further trapping particles.Type: GrantFiled: April 19, 1999Date of Patent: March 13, 2001Inventor: Mark D. Krymsky
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Patent number: 6110246Abstract: An air precleaner for centrifugally ejecting heavier than air particulates from an airstream for use in an apparatus having an air intake includes a hood having an opening through which air enters the precleaner. A vane assembly includes a centrally positioned dome, a collar encircling the dome and a plurality of vanes each being connected at an inner end to the dome and at an outer end to the collar. Each vane is angled in relation to a horizontal plane. The vane assembly further includes a horizontal wall extending radially outward from the collar. An impeller assembly is rotatably mounted to the vane assembly. Also provided is a base on which the vane assembly is supported via the horizontal wall. The hood, the vane assembly and the base are secured to each other and the air exits the precleaner through the base.Type: GrantFiled: July 23, 1998Date of Patent: August 29, 2000Assignee: Dreison International, Inc.Inventor: Gerry E. Eubank
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Patent number: 5837019Abstract: For the purpose of separating dust particles inside a cooling system of a rotor, fitted with moving blades, of a turbo-machine, a device is arranged upstream of the moving blades to be cooled and in the region of the rotor outer surface. The device has at least one feed channel through which a coolant flows, and is directed in the radial direction such that the dust particles located in the coolant accumulate on the side accelerating in the direction of rotation of the rotor. These dust particles subsequently pass into a separation chamber operationally connected to the feed channel and in which they are captured in order then to be discharged.Type: GrantFiled: July 14, 1997Date of Patent: November 17, 1998Assignee: Asea Brown Boveri AGInventor: Wilhelm Endres
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Patent number: 5766315Abstract: An air precleaner and method for centrifugally ejecting heavier-than-air particulate debris from an air stream utilizes a circular separator chamber formed with a toroidal dome for smooth airflow transition of the vortex airflow moving through the separator chamber in a cyclonic pattern upwardly from an inlet in a base of the precleaner past a debris ejection duct where it is folded over by the toroidal dome for whirlpooling down to an outlet in the base radially inwardly of and through the upwardly moving vortex airflow. The area for the airflow in the separator chamber progressively decreases linearly to increase the speed of the airflow in the chamber. A particle accelerator assembly includes a plurality of appendages that arc back from a central hub in a swept-back attitude relative to a direction of the vortex airflow.Type: GrantFiled: February 14, 1997Date of Patent: June 16, 1998Assignee: The Sy-Klone CompanyInventor: James G. Moredock
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Patent number: 5720799Abstract: A multistage two-phase turbine having multiple stages to receive fluid, each stage having an inlet and outlet including nozzles at the inlet to each stage to accelerate the fluid that consists of a mixture of gas and liquid, to form two-phase jets; a rotating separator structure to receive and separate the two-phase jets into gas streams and liquid streams in each stage; the turbine having a rotating output shaft, and there being structure to convert the kinetic energy of the liquid streams into shaft power; structure to remove the separated liquid from at least one stage and transfer it to nozzles at the next stage; structure to remove the separated liquid from the last stage and transfer it to primary outlet structure; and structure to remove the separated gas from at least one stage and transfer it to a secondary outlet structure.Type: GrantFiled: December 6, 1996Date of Patent: February 24, 1998Assignee: Biphase Energy CompanyInventor: Lance G. Hays
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Patent number: 5713972Abstract: A Particulate Matter Filtration System, finding application for the filtration of particulate matter which is present in the combustion exhaust gases of internal combustion engines in general, manufacturing processes resulting in the generation of industrial factory exhaust, coal, wood or oil fired furnaces and the like and all particulate laden gas streams. The system comprises a rotating filter assembly comprised of a plurality of materials suitable for the filtration of such particulate matter from all particulate laden gas streams and is of sufficient volumetric construction in order to provide the proper filtering and flow with respect to the volume of gases generated by a particular application, an outer shell enclosure providing a radial boundary to confine the particles, a collector for the particles to come to rest in, and having a drive to provide the necessary rotational speed to provide aerodynamic and centrifugal forces.Type: GrantFiled: February 26, 1996Date of Patent: February 3, 1998Inventor: Ronald Robert Snyder, Sr.
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Patent number: 5656050Abstract: An air precleaner and method for centrifugally ejecting heavier-than-air particulate debris from an air stream utilizes a circular separator chamber formed with a toroidal dome for smooth airflow transition of the vortex airflow moving through the separator chamber in a cyclonic pattern upwardly from an inlet in a base of the precleaner past a debris ejection duct where it is folded over by the toroidal dome for whirlpooling down to an outlet in the base radially inwardly of and through the upwardly moving vortex airflow. The area for the airflow in the separator chamber progressively decreases linearly to increase the speed of the airflow in the chamber. A particle accelerator assembly includes a plurality of appendages that arc back from a central hub in a swept-back attitude relative to a direction of the vortex airflow.Type: GrantFiled: April 21, 1995Date of Patent: August 12, 1997Assignee: The Sy-Klone Company, Inc.Inventor: James G. Moredock
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Patent number: 5554343Abstract: A fluid centrifuge device for separating fluids and/or solids comprises a non-rotatable containment vessel (6) and a rotatable shroud (6A) of conical or other form within said vessel (6). The vessel (6) is located between an inlet assembly (2) including a manifold (8) which leads to the interior of a tubing housing (14) of a turbocharger and an outlet assembly (4) including two outlets (10, 10A) for respectively clean and dirty gases. The shroud (6A) is mounted on a drive shaft (20) for rotation therewithin. The shaft (20) and the shroud (6A) are driven by turbine blades (16) or by other drive.Type: GrantFiled: February 9, 1995Date of Patent: September 10, 1996Inventor: Brian Wade
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Patent number: 5505756Abstract: A ramp outlet air precleaner has a base assembly, a dome shaped hood, and a rotor assembly. The base assembly includes an inner circumferential wall and an outer circumferential wall, the inner circumferential wall defining an air outlet port. Angled web supports connect the outer circumferential wall to the inner circumferential wall and the arrangement forms air inlet ports that direct air upon the rotor assembly. A ramp extends perpendicularly and axially from the outer circumferential wall and, starting at the top of the outer circumferential wall, the ramp surface winds around the outer circumferential wall in a spiral, terminating near the bottom of the outer circumferential wall below its starting point. The two ends of the ramp form the top and bottom of a particulate discharge port gap. The rotor assembly includes a hub that has arms extending outwardly therefrom.Type: GrantFiled: March 17, 1995Date of Patent: April 9, 1996Assignee: American Farm Implement & Specialty, Inc.Inventor: William K. Decker
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Patent number: 5449391Abstract: A high efficiency air precleaner has a base assembly, a hood, and a rotor assembly. The base assembly includes an inner circumferential wall and an outer circumferential wall, the inner circumferential wall defining an air outlet port. Angled web supports connect the outer circumferential wall to the inner circumferential wall and their arrangement forms air inlet ports that direct air upon the rotor assembly. The rotor assembly includes a rotatable hub that has arms extending outward therefrom, each of the arms including a radial first blade, an axial second blade descending at a right angle from the first blade, a paddle at the outer end of each arm, and a tab extending downwardly from the second blade adjacent the hub. The first blade extends from the edge of the second blade forwardly in a direction corresponding to the direction of rotation of the hub. Air incident upon the arms causes rotation of the hub, the arms flinging particulates outward.Type: GrantFiled: March 21, 1994Date of Patent: September 12, 1995Assignee: American Farm Implement & Specialty, Inc.Inventor: William K. Decker
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Patent number: 5254145Abstract: A centrifugal oil de-aerator includes a centrifuging bowl which is mounted for rotation about its axis, and radial blades mounted within the bowl at one end such that the oil to be de-aerated can be projected as a jet onto the blades to cause the bowl to rotate at high speed to generate a de-aerating centrifugal force on the oil which is thrown outwards onto the inner surface of the bowl, the bowl being open at its end remote from the blades and the inner surface of the bowl widening out towards this open end.Type: GrantFiled: February 9, 1993Date of Patent: October 19, 1993Assignee: Societe Nationale d'Etude et de Construction de Moteurs d'Aviation "S.N.E.C.M.A."Inventors: Franck R. D. Denece, Jerome M. Friedel
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Patent number: 5092912Abstract: The invention is an air pollution abatement system which embodies four different phases. The phases are: the primary impinger section, which removes most of the contaminants by variable density rotational impingement combined with a degreasing solution; the turbo impinger section, which extracts the residual moisture and aerosols introduced within the primary impinger section; the deluge/saturator section, which scrubs the gas with water or chemicals and finally the dehydrator section which hydroextracts the moisture and introduces static electricity to trap any residual micron-sized particulates prior to exhaustion into the atmosphere. The system, while operating, is continuously self-cleaned and computer system managed.Type: GrantFiled: November 29, 1990Date of Patent: March 3, 1992Inventor: David J. Korman
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Patent number: 5050508Abstract: An improved system is provided for the incineration of refuse, especially scrapped automobile and truck tires and the treatment of incineration exhaust gasses as produced thereby. The refuse is incinerated in a closed fire box at controlled temperatures with the incineration exhaust gasses being serially treated by filtration, after-burning, washing with water by use of both a water bath and a water spray, washing with a petroleum based solvent, and cooling to a temperature below the freezing point of water. Filtration is carried out by a self-cleaning apparatus. A combined apparatus is used to carry out both the water bath and water spray with the resultant gasses being acceptable for release into the atmosphere.Type: GrantFiled: October 9, 1990Date of Patent: September 24, 1991Assignee: HCRInventor: Paul Wilson
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Patent number: 5022903Abstract: An air precleaner (10) has a base assembly (12) a dome-shaped hood (18), and a rotor assembly (20). The base assembly (12) includes an inner circumferential wall (24) and an outer circumferential wall (22), the inner circumferential wall (24) defining an air outlet port (16). Angled web supports (28) connect the outer circumferential wall (22) to the inner circumferential wall (24) and their arrangement forms air inlet ports (14) that direct air upon the rotor assembly (20). The rotor assembly (20) includes a hub (64) that has arms (66) extending outward therefrom, each of the arms (66) including a first blade (68) a second blade (70) descending at right angles from the first blade (68), and a tab (72). Air incident upon the arms (6) causes rotation of the hub (64), the arms (66) flinging particulates outward. A gap (62) is formed at the interface between the base assembly (12) and the hood (18) that is positioned above the base assembly (12) and that encloses the precleaner (10).Type: GrantFiled: October 23, 1989Date of Patent: June 11, 1991Assignee: American Farm Implement & Specialty, Inc.Inventor: William Decker