Patents Examined by Allison Fitzsimmons
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Patent number: 9068286Abstract: Provided are nonwoven polymeric fiber webs using an improved curable composition. Such curable composition comprises an aldehyde or ketone and an amine salt of an inorganic acid. The composition when applied to polymeric fibers is cured to form a water-insoluble polymer binder which exhibits good adhesion and thermodimensional stability.Type: GrantFiled: February 12, 2014Date of Patent: June 30, 2015Assignee: Johns ManvilleInventors: Kiarash Alavi Shooshtari, James Patrick Hamilton, Jawed Asrar
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Patent number: 9039899Abstract: Separation processes using osmotically driven membrane systems are disclosed generally involving the extraction of solvent from a first solution to concentrate solute by using a second concentrated solution to draw the solvent from the first solution across a semi-permeable membrane. Enhanced efficiency may result from using low grade waste heat from industrial or commercial sources. Pre-treatment and post-treatment may also enhance the osmotically driven membrane processes.Type: GrantFiled: April 24, 2012Date of Patent: May 26, 2015Assignee: OASYS WATER, INC.Inventor: Robert L. McGinnis
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Patent number: 9034196Abstract: A microfluidic device with a filter includes a substrate; a flowpath including a well formed in the substrate in fluid communication with a channel formed in the substrate; and a filter disposed across the flowpath and associated with the channel.Type: GrantFiled: September 21, 2011Date of Patent: May 19, 2015Assignee: Caliper Life Sciences, Inc.Inventors: Stephane Mouradian, Josh Molho, Ming Wu, Hayley Wu, Javier A. Farinas
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Patent number: 9023210Abstract: An osmotic power generation system and method for generating osmotic power includes a membrane chamber having a semi-permeable membrane therein defining a first portion and a second portion therein. The system also includes a first pump communicating a first fluid to the first portion and a second pump communicating a second fluid to the second portion. The second fluid has higher total dissolved solids than the first fluid. A second portion energy recovery device is in fluid communication with the second portion. A power generator is in communication with the second portion energy recovery device generating electrical power in response to the second portion energy recovery device and the pressure in the second portion.Type: GrantFiled: December 7, 2010Date of Patent: May 5, 2015Assignee: Fluid Equipment Development Company, LLCInventor: Eli Oklejas, Jr.
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Patent number: 9022228Abstract: A domestic appliance filter for use in a laundry treatment device includes a basic filter material with a hydrophobic coating for filtering out matter from a process water duct or a process air duct. The basic filter material includes a material which is resistant to temperatures of 160° C. or more and the hydrophobic coating on the basic filter material effects a surface energy of less than 35 mN/m.Type: GrantFiled: December 1, 2009Date of Patent: May 5, 2015Assignee: BSH Bosch und Siemens Hausgeräte GmbHInventor: Klaus Grunert
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Patent number: 9022225Abstract: Provided is a filtration filer with which a stable opening size during filtration is obtained, and which can be easily regenerated when clogged and used repeatedly. The filtration filter (10) comprises: a substrate stack wherein substrates (11) that have a through hole that penetrates from front to back are stacked; stoppers (15) that define the spacing between the substrates (11); and pillars (16) with a larger thermal expansion coefficient than the stoppers (15). The spacing between the substrates (11) at normal temperature is defined at least by the stoppers (15), and the spacing when heated is defined by the thermally expanded pillars (16). The gaps between the substrates (11) form the filtration surface that traps contaminants contained in the liquid that is being treated A.Type: GrantFiled: March 13, 2012Date of Patent: May 5, 2015Assignee: Tokyo Electron LimitedInventors: Tsuyoshi Moriya, Asao Yamashita
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Patent number: 9005443Abstract: An anaerobic digestion device includes a digester body configured to receive organic waste and a plurality of plates coupled to one another so as to divide an interior volume of the digester body into a plurality of compartmentalized chambers. The compartmentalized chambers are movable relative to the digester body to advance a slurry of said organic waste along a length of the digester body. A plurality of ports spaced along the digester body and arranged to vent biogas from the digester body. A storage vessel is configured to receive and store biogas received from the digester body via the ports, and a heating system configured to heat the digester body. The heating system is fuelled by the biogas vented from the digester body.Type: GrantFiled: December 10, 2012Date of Patent: April 14, 2015Inventors: Ronald E. Arnoldsen, Jr., Debra A. Arnoldsen
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Patent number: 8985343Abstract: A separator plate is used for separating immiscible liquids and solids from a liquid mixture. The oil water separator plate is composed of bi-directional corrugations extending in both lateral and longitudinal directions, thereby forming a plurality of peaks and valleys. A ramp extends from each peak to the neighboring valleys. An elongated oil port is formed in the peak for passing immiscible liquids that disengage from the liquid mixture. The oil port includes a tip portion angled approximately vertically from horizontal. Solids disengaged from the liquid mixture translate through a solids aperture. Fences are included along the lower surface of the plate to guide rising immiscible liquid. The separator plate is configured for stacking by selectively engaging a pin with one of a number of sockets in another plate. The pin and sockets permit varied vertical spacing and alignment in both lateral directions and longitudinal directions.Type: GrantFiled: January 24, 2014Date of Patent: March 24, 2015Inventor: Kirby Smith Mohr
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Patent number: 8980095Abstract: A process for producing ultrapure water, in which a stream of water is purified in a reverse osmosis device, wherein the water stream is subject to pretreatment including splitting the water stream into at least two partial streams, partial exchange of cations present in at least one of the partial streams for H+ ions by a cation exchanger operated in the H+ mode, and complete exchange of the anions present in at least one further of the partial streams for OH? ions by a softener operative in parallel to the cation exchanger, and treating the partial streams treated by the cation exchanger and the softener by at least one anion exchanger operating in the OH? mode, and wherein the water stream obtained from the pretreatment is fed into the reverse osmosis device.Type: GrantFiled: July 22, 2011Date of Patent: March 17, 2015Assignee: BWT AktiengesellschaftInventor: Jürgen Johann
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Patent number: 8980102Abstract: A system for delivering a cooking medium of a cooking apparatus includes one or more cooking vessels. The system also includes a drain manifold in fluid communication with the cooking vessel, and a fill manifold having input valves, and output valves in fluid communication with a corresponding cooking vessel. A first flow path is connected to the fill manifold. A filter container selectively is in fluid communication with the fill manifold. A filter pump is positioned between the filter container and the fill manifold and conveys a recycled cooking medium. An overflow pump selectively is in fluid communication with the fill manifold via a second flow path and a portion of the first flow path. The overflow pump conveys a new cooking medium to the fill manifold. The first flow path conveys one of the recycled cooking medium and the new cooking medium to the fill manifold.Type: GrantFiled: October 8, 2009Date of Patent: March 17, 2015Assignee: Henny Penny CorporationInventors: Edward J. Florkey, Joseph J. Tiszai
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Patent number: 8968572Abstract: In a device and a process for purifying water which is contaminated with sulphate ions and heavy metal ions, the water is collected in a water reservoir and a substance having basic activity in water is fed to the water reservoir in such a manner that a precipitant having heavy metal ions is precipitated from the water, wherein at least a subquantity of water is taken off from the water reservoir and is separated into pure water which is substantially freed from sulphate ions and heavy metal ions and dirty water which is enriched with sulphate ions and heavy metal ions. The dirty water is at least in part recirculated to the water reservoir, as a result of which a concentration of sulphate ions in the water reservoir is achieved such that a precipitant having sulphate ions is precipitated from the water.Type: GrantFiled: January 7, 2008Date of Patent: March 3, 2015Assignee: Siemens AktiengesellschaftInventor: Michael Riebensahm
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Patent number: 8968580Abstract: A pumpbox apparatus includes a reservoir volume having a first inlet for receiving a feedstock stream and a second inlet for receiving a water stream, the reservoir volume being in communication with a discharge outlet disposed to discharge accumulated liquid from the reservoir volume. The reservoir volume is operable to accumulate the feedstock stream and the water stream in the reservoir volume while withdrawing a discharge stream through the discharge outlet to cause a flow of liquid through the pumpbox. The first inlet defines a first flow velocity region between the first inlet and the second inlet and a second flow velocity region between the second inlet and the discharge outlet. The first flow velocity is lower than the second flow velocity to facilitate flotation of a low specific gravity portion of the feedstock through the first region toward an upper surface of the liquid accumulated in the reservoir volume.Type: GrantFiled: December 15, 2010Date of Patent: March 3, 2015Assignee: Suncor Energy Inc.Inventors: Thomas Charles Hann, William Nicholas Garner
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Patent number: 8945389Abstract: There is proposed a separation method for mixtures of materials, using a cellulose hydrate membrane having a porous double structure which consists of micropores having a diameter in the range from >100 nm to 20 ?m and ultrapores which have a diameter of <100 nm and which are not accessible to Blue Dextran having an average molecular weight Mw of 2 000 000, wherein the fraction of the volume of the ultrapores is more than 15% of the entire pore volume accessible to water, and wherein, in a preferred embodiment, sulfonic acid ligands are bonded to the membrane.Type: GrantFiled: February 10, 2009Date of Patent: February 3, 2015Assignee: Sartorius Stedim Biotech GmbHInventors: René Faber, Wolfgang Demmer
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Patent number: 8939295Abstract: A multi-layer, fluid transmissive structure is provided that comprises first and second fiber layers each comprising a plurality of polymeric fibers bonded to each other at spaced apart contact points. The polymeric fibers of these fiber layers have diameters greater than one micron and collectively define interconnected interstitial spaces providing tortuous fluid flow paths through the first and second fiber layers. The structure also comprises a plurality of nanofibers disposed intermediate at least a portion of the first fiber layer and at least a portion of the second fiber layer.Type: GrantFiled: February 17, 2010Date of Patent: January 27, 2015Assignee: Essentra Porous Technologies Corp.Inventors: Bennett C. Ward, Geoffrey M. Stoltz
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Patent number: 8911918Abstract: A method for creating a formed-in-place seal on a fuel cell plate is disclosed. The method includes first dispensing a flowable seal material along a first sealing area of a fuel cell plate requiring the seal material. Next, a preformed template is located adjacent to at least a portion of the fuel cell plate, the template including predetermined apertures corresponding with a second sealing area of the plate, such that the apertures are coextensive with at least a portion of the first sealing area. Flowable seal material is applied into the apertures, and is then cured to a non-flowable state.Type: GrantFiled: February 8, 2010Date of Patent: December 16, 2014Assignee: GM Global Technology Operations LLCInventor: Mark W. Keyser
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Patent number: 8882998Abstract: The present invention relates to the field of perfumery and more precisely it concerns a device, and the consumer articles associated therewith, for dispensing an active composition into the surrounding space. The device includes an assembly containing a reservoir holding the active liquid to be diffused into the surroundings and a wick-/emitting member structure composed of a wick member and an emitting/diffusion member, the latter having an evaporative surface to be directly exposed to the surrounding space when the device is activated, the assembly being housed in a casing or carried by a supporting frame, the device further including a pivoting member fixed on the casing or on the supporting frame to allow a swinging motion of the assembly and thus forced evaporation of the active volatile whenever desired.Type: GrantFiled: December 14, 2009Date of Patent: November 11, 2014Assignee: Firmenich SAInventors: Lyse Tranzeat, Guy Edmund Robinson, Nicholas O'Leary
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Patent number: 8852443Abstract: Various “no filter, no run” fuel filtration designs are described that include a variable restriction orifice (VRO) designed to vary the amount of fluid, for example fuel, that reaches a fluid outlet. The VRO has a fully open position at which a maximum non-zero fluid flow is permitted, and a fully closed position at which a limited amount of fluid can flow to the outlet. In the case of diesel fuel, the amount of fuel flow permitted at the fully closed position provides lubrication of downstream fuel system components, for example the fuel pump, but is insufficient to permit engine operation.Type: GrantFiled: September 12, 2007Date of Patent: October 7, 2014Assignee: Cummins Filtration IP, Inc.Inventors: Todd Forrest, J. Bruce Schelkopf, Ted S. Loftis, Barry Verdegan, Wassem Abdalla, Mark Wieczorek, Gérard Malgorn, Charles W. Hawkins, Chad Thomas, Joe Saxon, Mark Johnson, Naren Shaam
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Patent number: 8845890Abstract: A self-bypassing filter system for a fluid reservoir. The system includes a filter disposed within the reservoir, positioned to intercept the fluid flow proceeding out of the reservoir. A bypass fluid flow path extending from upstream to downstream of the filter, without passing through the filter. In addition, the system includes a membrane, positioned to completely block the bypass fluid flow path upstream of the filter, the membrane being formed of a material dissolvable in the fluid.Type: GrantFiled: October 1, 2011Date of Patent: September 30, 2014Assignee: Ford Global Technologies, LLCInventors: Timothy Gerard Offerle, Ron Perri, Sterling Douglas Schmeltz
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Patent number: 8821722Abstract: A filter is described that is combined with a device to address vibrations. Such vibrations can adversely impact filter performance. An engine system including this combination is also described.Type: GrantFiled: June 26, 2007Date of Patent: September 2, 2014Assignee: Cummins Filtration IP, Inc.Inventors: Eric Janikowski, Kevin C. South, Barry Verdegan, Ismail Bagci, Hendrik Amirkhanian, Melvin D. McCormick, Chad Thomas
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Patent number: 8708162Abstract: Provided are nonwoven polymeric fiber webs using an improved curable composition. Such curable composition comprises an aldehyde or ketone and an amine salt of an inorganic acid. The composition when applied to polymeric fibers is cured to form a water-insoluble polymer binder which exhibits good adhesion and thermodimensional stability.Type: GrantFiled: August 19, 2009Date of Patent: April 29, 2014Assignee: Johns ManvilleInventors: Kiarash Alavi Shooshtari, James Patrick Hamilton, Jawed Asrar