Patents Examined by Claire Norris
  • Patent number: 10730774
    Abstract: Disclosed is a system and method for treating nitrogen-rich effluent water utilizing a partially aerobic bioreactor. The bioreactor comprises a first housing having a plurality of openings and a second housing positioned within the first housing, the second housing directing a flow of effluent against the openings. When the effluent is circulated through the bioreactor it contacts aerobic microorganisms carried within the first housing for metabolizing nitrogenous compounds.
    Type: Grant
    Filed: May 9, 2014
    Date of Patent: August 4, 2020
    Inventors: M. Eugene Evans, Ivey L. Burns, Kelvin Todd Evans
  • Patent number: 10729997
    Abstract: A filter arrangement for threadably securing to a filter head includes a housing having a surrounding wall defining an interior volume, an open mouth providing access to the interior volume and an end opposite of the open mouth. The surrounding wall has an exterior and an interior. A filter media construction is operably held within the interior volume. A sleeve, distinct from the housing, is secured to the exterior of the surrounding wall adjacent to the housing mouth and extending partially along the surrounding wall. The sleeve has an exterior and an interior. The exterior of the sleeve defines mounting threads constructed and arranged to removably mount with the filter head, when the filter arrangement is secured to the filter head. The interior of the sleeve is against the exterior of the surrounding wall. A first seal member is oriented against the sleeve to create a seal with a filter head, when the filter arrangement is secured to the filter head.
    Type: Grant
    Filed: March 1, 2019
    Date of Patent: August 4, 2020
    Assignee: Donaldson Company, Inc.
    Inventors: Brian Tucker, Bradley S. Honermann, Gary H. Gift, Brent A. Gulsvig, Kent Mehlhop, John R. Hacker, Mark S. Emery
  • Patent number: 10723645
    Abstract: A system to remove contaminants from contaminated water contains a pre-concentrating subsystem, a contaminant removal subsystem or a biological subsystem configured to remove two or more contaminants, and a permeate blending subsystem. A process for removing contaminants from contaminated water includes concentrating contaminated water, treating concentrated contaminated water, and combining product water to produce environmentally acceptable product water.
    Type: Grant
    Filed: November 8, 2018
    Date of Patent: July 28, 2020
    Assignee: Evoqua Water Technologies LLC
    Inventors: Michael R. Riffe, Frank L. Sassaman, Michael W. Wismer
  • Patent number: 10702360
    Abstract: A filter unit for a conventional suction system of dental equipment is proposed. It consists of a disposable filter and a connecting module fixed to the suction system. The connecting module removably connects the disposable filter to the system, and includes—an inlet pipe passing a water flow and solid contents from the system, —an outlet pipe returning the water flow into the system, —a hole communicating with the inlet pipe, —a pipe projection communicating with the outlet pipe, and—fixing slots. The filter includes—a container collecting the solid contents, —a cover including inlet and outlet holes and provided with fixing projections removably engaged with the fixing slots, and—a lock-fixer rotatably mounted within the cover. It allows for removable connecting the filter to the system, which significantly improves convenience of servicing the system, safety and sanitary protection of dental personnel.
    Type: Grant
    Filed: May 29, 2017
    Date of Patent: July 7, 2020
    Inventor: Artyom Ghazaryan
  • Patent number: 10702811
    Abstract: A filter device for fluids includes a housing (1) accommodating a filter element (5). The housing has an inlet (47) for the supply of fluid to be purified to a non-filtrate chamber (49) of the housing (1) and has an outlet 42 for the filtrate. The non-filtrate chamber is separated from a filtrate chamber (46) of the housing (1) by the filter medium (33). A magnetic field-generator unit (57) is arranged inside the non-filtrate chamber (49). An adhering surface a sleeve or casing (51) attracts ferromagnetic particles by a magnetic force effect. In the non-filtrate chamber (49), the sleeve (51) extends outside of the respective filter element (5) parallel to the inlet (47) and transversely to the outlet (42). The non-filtrate chamber (49) at least partially encompasses the outlet (42) at the point of transition to the filtrate chamber (46).
    Type: Grant
    Filed: May 24, 2017
    Date of Patent: July 7, 2020
    Assignee: HYDAC PROCESS TECHNOLOGY
    Inventors: Markus Olschok, Christian Schindler, Alexander Schwarzkopf
  • Patent number: 10695700
    Abstract: A filter arrangement for threadably securing to a filter head includes a housing having a surrounding wall defining an interior volume, an open mouth providing access to the interior volume and an end opposite of the open mouth. The surrounding wall has an exterior and an interior. A filter media construction is operably held within the interior volume. A sleeve, distinct from the housing, is secured to the exterior of the surrounding wall adjacent to the housing mouth and extending partially along the surrounding wall. The sleeve has an exterior and an interior. The exterior of the sleeve defines mounting threads constructed and arranged to removably mount with the filter head, when the filter arrangement is secured to the filter head. The interior of the sleeve is against the exterior of the surrounding wall. A first seal member is oriented against the sleeve to create a seal with a filter head, when the filter arrangement is secured to the filter head.
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: June 30, 2020
    Assignee: Donaldson Company, Inc.
    Inventors: Brian Tucker, Bradley S. Honermann, Gary H. Gift, Brent A. Gulsvig, Kent Mehlhop, John R. Hacker, Mark S. Emery
  • Patent number: 10697169
    Abstract: A modular system for reducing the total suspended solids of waste, including scum, sludge and water layers, includes a plurality of chambers each being connected in succession by a corresponding one of a plurality of flow pipe segments including an inlet segment, an outlet segment and at least one middle segment, wherein the waste enters the septic tank via the inlet segment and is transferred between each of the plurality of chambers via the at least one middle segment; a corrugated flow pipe in fluid flow communication with the outlet segment; and the corrugated flow pipe being sized and configured for use as a settling zone for removal of a portion of the total suspended solids and wherein an amount of water from the water layer within the chamber adjacent the outlet segment enters the corrugated flow pipe and passes through the outlet segment.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: June 30, 2020
    Inventor: Robert L. Baker
  • Patent number: 10695882
    Abstract: The cutting fluid supply device of a machine tool includes a storage tank of a cutting fluid, a cutting fluid discharge port which discharges the cutting fluid, at least one pump which feeds the cutting fluid to the cutting fluid discharge port, a first filter, a second filter which has filter performance different from the first filter, a path switching unit which switches the paths of the cutting fluid and a control unit, and the control unit controls the pump and the path switching unit so as to switch, as the paths, to a first path along which the cutting fluid is fed without being passed through the filters, a second path along which the cutting fluid is passed through the first filter and is fed and a third path along which the cutting fluid is passed through the second filter and is fed.
    Type: Grant
    Filed: August 29, 2018
    Date of Patent: June 30, 2020
    Assignee: FANUC CORPORATION
    Inventors: Takaaki Fujii, Zheng Tong
  • Patent number: 10696961
    Abstract: Provided are techniques that may include a disposable magnetic cell isolation holder having one or more passages that accommodate a magnetic retention material to facilitate magnetic cell isolation without adjustment of magnetic field parameters between isolation procedures using different magnetic particle sizes. When the magnetic cell isolation holder is coupled to a magnetic field generator, a first passage corresponding to a smaller particle size is positioned in a magnetic field where the magnetic field characteristics are different relative to a second passage, of a second holder or in the same holder, for use with another bead size.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: June 30, 2020
    Assignee: GLOBAL LIFE SCIENCES SOLUTIONS USA LLC
    Inventors: Xiaohua Zhang, Susumu Mine, Ye Bai, Reginald Smith, Minfeng Xu, Weston Griffin, Kenneth Conway
  • Patent number: 10689610
    Abstract: Reactors, systems and processes for the production of biomass by culturing microorganisms in aqueous liquid culture medium circulating inner loop reactor which utilize nonvertical pressure reduction zones are described. Recovery and processing of the culture microorganisms to obtain products, such as proteins or hydrocarbons is described.
    Type: Grant
    Filed: August 13, 2018
    Date of Patent: June 23, 2020
    Assignee: Calysta, Inc.
    Inventors: Luan Thanh Nguyen, Joshua A. Silverman, Graham Ian Aylen
  • Patent number: 10676382
    Abstract: A treatment system of the present invention generally includes a plurality of low density, high surface area sheets anchored in parallel along their bottom ends to fixed base. The sheets are buoyant in wastewater, and generally vertically oriented although able to flex and sway independently. Substantially all regions of substantially all sheets are aerated. The sheets are constructed of an open weave substrate that allows the diffusion of gas, nutrients and food, while protecting and serving as an attachment site for a variety of microbial colonies in both anoxic and aerobic zones. In use a system of the present invention is inserted into a wastewater reservoir, and aerated, for treatment of the wastewater.
    Type: Grant
    Filed: September 28, 2018
    Date of Patent: June 9, 2020
    Assignee: ENTEX Technologies, Inc.
    Inventors: Jeffrey B Danner, Wayne J Flournoy
  • Patent number: 10676951
    Abstract: An external docking station may be provided and may a filter manipulator that is arranged to (i) input without human intervention, a filter into a pool cleaning robot that exited a pool and is located in a filter replacement position and to (ii) assist without human intervention, in positioning the filter at a position in which the filter is at least partially disposed within a path formed between a first fluid opening and a second fluid opening of a housing of the pool cleaning robot thereby allowing the filter to apply a filtering operation when fluid passes through the fluid path.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: June 9, 2020
    Assignee: MAYTRONICS LTD.
    Inventor: Shay Witelson
  • Patent number: 10661232
    Abstract: The present invention relates to a reaction device with air-lift type internal circulation which includes: a vertical cylindrical volume (1), more than one draft tube vertical element (2) positioned within the cylindrical volume (1) in such a manner as to form an gap with the walls of said volume, more than one gas distributor (3), each of which is positioned on the bottom of said device; wherein: each vertical internal element (2) has an internal diameter which increases along the vertical axis of said element, and the ratio between the total height of the reaction device and the internal diameter of the reaction device is less than 1.
    Type: Grant
    Filed: November 11, 2015
    Date of Patent: May 26, 2020
    Assignee: Eni S.P.A.
    Inventor: Fabio Oldani
  • Patent number: 10647957
    Abstract: Methods, devices and kits for the physical separation of plankton into its component parts utilizing phototactic behavior are described. The methods utilize positive phototactic behavior and negative contrast orientation of the zooplankton for maximal in situ separation of phytoplankton and zooplankton for use in further studies and evaluation of separation efficiency. The devices provide effective conditions for use in the separation of plankton into component parts.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: May 12, 2020
    Inventor: Nancy Leland
  • Patent number: 10647600
    Abstract: In one embodiment, a method of reducing at least one of nitrogen, carbon and phosphorous in a lagoon that includes at least three cells.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: May 12, 2020
    Assignee: BLUE FROG TECHNOLOGIES LLC
    Inventor: Griscom Bettle, III
  • Patent number: 10647601
    Abstract: Provided is a method of bioremediation of organic contaminated water within an annulus of an oil lubricated shaft, the method includes: (a) introducing into the annulus of said oil lubricated shaft an amount of a bioremediation combination including (i) a microbial cocktail capable of biodegrading the organic contaminants and (ii) nitrogen source, such that said bioremediation combination is brought into contact with water suspected of being contaminated in said annulus; and (b) supply into said annulus oxygen source for a time sufficient for biodegradation of at least a portion of said organic contaminants in the water within the annulus.
    Type: Grant
    Filed: July 2, 2015
    Date of Patent: May 12, 2020
    Assignee: MEKOROT WATER COMPANY, LTD
    Inventors: Ram Cohen, Eliora Ron, Eugene Rosenberg
  • Patent number: 10647597
    Abstract: Disclosed is an air conversion and condensation electro-magnetization system which comprises a water production and treatment system, a power source and a control system, wherein the water production and treatment system comprises an air purification and condensation water-production system, a primary filter and storage system, and a water quality optimization system, the output end of the air purification and condensation water-production system is connected with the input end of the primary filter and storage system, and the output end of the primary filter and storage system is connected with the input end of the water quality optimization system. The air conversion and condensation electro-magnetization system can be used for producing high-quality drinking water meeting the drinking standard at reasonable costs in places where energy and electricity are available, and overcome the drinking water difficulty for remote arid areas lacking water sources.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: May 12, 2020
    Inventor: Tat Yung Ng
  • Patent number: 10640407
    Abstract: A tank suited for use as a septic tank or for otherwise holding or treating water has a top hatchway large enough to enable an adult person to enter the tank. The hatchway is closed by a lid which has a port with a removable cover, where the port that is large enough to enable through-passage of a suction line for cleaning the tank, but small enough to prevent a child from entering the tank. Preferably the port area is less than 6 percent of the effective area of the lid and the centerline of the port lies at a location which is between 20 to 80 percent of the radius of the lid.
    Type: Grant
    Filed: June 2, 2016
    Date of Patent: May 5, 2020
    Assignee: INFILTRATOR WATER TECHNOLOGIES, LLC
    Inventor: Paul R Holbrook
  • Patent number: 10626034
    Abstract: A carrier element (1; 10; 20) for growth of biofilm thereon is designed for free-flowing in liquid to be purified and has surfaces (3; 13) for biofilm growth which are protected from the abrasion from other carrier elements or surfaces in a container containing the liquid to be purified by ridges (4; 12) having a height corresponding to a desired thickness of a biofilm intended to grow on the protected surfaces (3; 13). The ratio between the surfaces (3; 13) for biofilm growth and the area of the ridges ranges from 1:1 to 1:20.
    Type: Grant
    Filed: November 28, 2014
    Date of Patent: April 21, 2020
    Assignee: Veolia Water Solutions & Technologies Support
    Inventors: Thomas Welander, Maria Piculell
  • Patent number: 10626033
    Abstract: There is described a bioreactor comprising a perforated tube for inputting wastewater therein, a textured wall, such as a geotextile membrane, and an oxygenating unit comprising a pressurized air bubble diffuser. The wall is spirally installed around the perforated tube, defining a passageway fluidly connected to the perforated tube and along which the wastewater inputted in the perforated tube is forced to travel. The membrane is adapted for hosting aerobic bacteria at a surface thereof. The oxygenating unit is provided at a bottom of the passageway for oxygenating the passageway. The bioreactor can be included in a treatment apparatus comprising primary treatment chambers and a decantation chambers, forming a standalone unit which is compact and easy to install.
    Type: Grant
    Filed: August 17, 2018
    Date of Patent: April 21, 2020
    Assignee: LES ENTREPRISES CHARTIER (2009) INC.
    Inventors: Leo-Michel Chartier, Michel Chartier