Polyurethane filters

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CPC
Y10S55/13

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YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS Y10USPC classification Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS Y10S55/00Gas separation

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Y10S55/13Polyurethane filters

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for filtering contaminated air
- Patent number 6,833,022
- Issue date Dec 21, 2004
- BSH Bosch und Siemens Hausgerate GmbH
- Egon Feisthammel
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Method and apparatus for separating droplets for particles from a g...
- Patent number 6,238,464
- Issue date May 29, 2001
- Dullien Francis A.L.
- Francis A. L. Dullien
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Pleated air filter and method for producing same
- Patent number 6,197,079
- Issue date Mar 6, 2001
- Bridgeston Corporation
- Hisashi Mori
- B32 - LAYERED PRODUCTS
Information Patent Grant
Liquid-injected compressor with at least two cooperating compressor...
- Patent number 6,109,902
- Issue date Aug 29, 2000
- Atlas Copco Airpower
- Joost Goris
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Filter drainage layer attachment
- Patent number 5,961,678
- Issue date Oct 5, 1999
- Flair Corporation
- Dean Mac Pruette
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filter material
- Patent number 5,871,569
- Issue date Feb 16, 1999
- Carrier Corporation
- William F. Oehler
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Air filter
- Patent number 5,820,644
- Issue date Oct 13, 1998
- Bridgestone Corporation
- Hisashi Mori
- B32 - LAYERED PRODUCTS
Information Patent Grant
Regenerative adsorption filter bed for exhauster hoods
- Patent number 5,807,424
- Issue date Sep 15, 1998
- von Blucher; Hasso
- Ernest de Ruiter
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air filter and method of construction
- Patent number 5,573,811
- Issue date Nov 12, 1996
- S.T. Technologies, Inc.
- David M. Townsley
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Air filter and method of construction
- Patent number 5,437,701
- Issue date Aug 1, 1995
- S.T. Technologies, Inc.
- David M. Townsley
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of producing a microcell polymer filter for use in flow rate...
- Patent number 5,298,207
- Issue date Mar 29, 1994
- Tokai Corporation
- Hideo Mifune
- G05 - CONTROLLING REGULATING
Information Patent Grant
Antimicrobial air filter and method of making same
- Patent number 5,288,298
- Issue date Feb 22, 1994
- William T. Aston
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filter frame
- Patent number 5,230,799
- Issue date Jul 27, 1993
- Electronic Realty Associates, L.P.
- Gene S. Willard
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Flow rate regulating mechanism for gas lighters and similar devices...
- Patent number 5,186,619
- Issue date Feb 16, 1993
- Tokai Corporation
- Hideo Mifune
- G05 - CONTROLLING REGULATING
Information Patent Grant
Aerodynamic filter
- Patent number 5,118,330
- Issue date Jun 2, 1992
- Invent AG
- Robert L. Gielow
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Aerodynamic filter
- Patent number 5,002,597
- Issue date Mar 26, 1991
- Invent AG
- Robert L. Gielow
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Adsorption filter with high air permeability
- Patent number 4,981,501
- Issue date Jan 1, 1991
- Hasso von Blucher
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Filter device provided in an air conditioning device
- Patent number 4,925,468
- Issue date May 15, 1990
- Nippondenso Co., Ltd.
- Noriaki Kishi
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Adsorption filter with high air permeability
- Patent number 4,906,263
- Issue date Mar 6, 1990
- Hasso von Blucher
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Multipurpose filtering material
- Patent number 4,680,040
- Issue date Jul 14, 1987
- Xerox Corporation
- Arthur M. Gooray
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Semiconductor wafer container
- Patent number 4,666,479
- Issue date May 19, 1987
- Tensho Electric Industrial Co., Ltd.
- Kikuchi Shoji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Foam plastic air filter
- Patent number 4,631,077
- Issue date Dec 23, 1986
- PipercrossLimited
- Barry Spicer
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Antimicrobially effective organic foams and methods for their prepa...
- Patent number 4,631,297
- Issue date Dec 23, 1986
- Dow Corning Corporation
- David R. Battice
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for producing dense membranes
- Patent number 4,605,526
- Issue date Aug 12, 1986
- Shell Oil Company
- Marinus J. Reynhout
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for the recovery of solvent vapors
- Patent number 4,519,816
- Issue date May 28, 1985
- The Dow Chemical Company
- Donald H. Clarke
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Multi-stage air filter
- Patent number 4,425,145
- Issue date Jan 10, 1984
- Tecumseh Products Company
- Paul T. Reese
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Composite fluid filtering medium and method of making
- Patent number 4,099,943
- Issue date Jul 11, 1978
- Tenneco Chemicals, Inc.
- Kurt Fischman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
3925248
- Patent number 3,925,248
- Issue date Dec 9, 1975
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
3865758
- Patent number 3,865,758
- Issue date Feb 11, 1975
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
3766629
- Patent number 3,766,629
- Issue date Oct 23, 1973
- B26 - HAND CUTTING TOOLS CUTTING SEVERING

Patents Applicationslast 30 patents

Information Patent Application
Method and device for filtering contaminated air
- Publication number 20040107834
- Publication date Jun 10, 2004
- Egon Feisthammel
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Polyurethane filters

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method and device for filtering contaminated air

Method and apparatus for separating droplets for particles from a g...

Pleated air filter and method for producing same

Liquid-injected compressor with at least two cooperating compressor...

Filter drainage layer attachment

Filter material

Air filter

Regenerative adsorption filter bed for exhauster hoods

Air filter and method of construction

Air filter and method of construction

Method of producing a microcell polymer filter for use in flow rate...

Antimicrobial air filter and method of making same

Filter frame

Flow rate regulating mechanism for gas lighters and similar devices...

Aerodynamic filter

Aerodynamic filter

Adsorption filter with high air permeability

Filter device provided in an air conditioning device

Adsorption filter with high air permeability

Multipurpose filtering material

Semiconductor wafer container

Foam plastic air filter

Antimicrobially effective organic foams and methods for their prepa...

Process for producing dense membranes

Method for the recovery of solvent vapors

Multi-stage air filter

Composite fluid filtering medium and method of making

3925248

3865758

3766629

Patents Applicationslast 30 patents

Method and device for filtering contaminated air