ClassID:

30012

B01D71/36 - page 2 - CPC Classification

Classification description:

Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor; Organic material; Polyalkenyl halides containing fluorine atoms Polytetrafluoroethene

Recent Application in this class:
#301
20170274392
2017-09-28

Centrifuge filter tube

#302
20170259216
2017-09-14

Point of use or point of dispense filter with multiple pleat packs

#303
20170232403
2017-08-17

FILTRATION MODULE AND FILTRATION APPARATUS

#304
20170232398
2017-08-17

Composition for COgas separation membrane, COgas separation membrane and method for producing same, and COgas separation membrane module

#305
20170216780
2017-08-03

High toughness hollow fiber membranes based on vinylidene fluoride polymers

#306
20170189858
2017-07-06

Method and device for carrying out an integrity test on a filter element

#307
20170173536
2017-06-22

Membrane distillation apparatus and hydrophobic porous membrane

#308
20170157573
2017-06-08

Waterproof member and electronic device including the waterproof member

#309
20170157568
2017-06-08

Porous filter

#310
20170133648
2017-05-11

Hydrogen-releasing film

#311
20170128876
2017-05-11

Filtering medium for air filter, filter pack, air filter unit, and method for producing filtering medium for air filter

#312
20170095775
2017-04-06

Antibacterial and antifouling polymeric separation membrane and preparation method thereof

#313
20170073250
2017-03-16

Ionomer-membrane water processing apparatus

#314
20170036937
2017-02-09

METHOD FOR TREATING AQUEOUS SALINE STREAMS

#315
20170036174
2017-02-09

Perforated graphene deionization or desalination

#316
20170028363
2017-02-02

Hydrophilic porous polytetrafluoroethylene membrane (I)

#317
20170028362
2017-02-02

Hydrophilic porous polytetrafluoroethylene membrane (II)

#318
20170028361
2017-02-02

PTFE/PFSA BLENDED MEMBRANE

#319
20170008771
2017-01-12

Process for extracting phosgene

#320
20170001155
2017-01-05

Porous body, polymer electrolyte membrane, filter material for filter, and filter unit

#321
20160375385
2016-12-29

METHOD FOR PREPARING A POROUS FLUOROPOLYMER AND PREPARING AN ARTICLE OF SAME

#322
20160367947
2016-12-22

Asymmetric polytetrafluoroethylene composite having a macro-textured surface and method for making the same

#323
20160355414
2016-12-08

Method of removing hydrogen-sulfide from water

#324
20160354997
2016-12-08

WATER-PROOF AND DUST-PROOF MEMBRANE ASSEMBLY AND APPARATUS USING THE SAME

#325
20160348256
2016-12-01

Photoelectrochemical devices, methods, and systems with a cupric oxide/cuprous oxide coated electrode

#326
20160339394
2016-11-24

Method of producing composite

#327
20160332122
2016-11-17

METHOD FOR MANUFACTURING COMPOSITE POROUS FILM FOR FLUID SEPARATION

#328
20160325238
2016-11-10

Moisture permeable filter medium

#329
20160325235
2016-11-10

METHOD FOR PRODUCING POROUS POLYTETRAFLUOROETHYLENE MEMBRANE, METHOD FOR PRODUCING WATERPROOF GAS-PERMEABLE MEMBER, AND METHOD FOR PRODUCING AIR FILTER MEDIUM

#330
20160319092
2016-11-03

Plasma assisted hydrophilicity enhancement of polymer materials

#331
20160319091
2016-11-03

Plasma assisted hydrophilicity enhancement of polymer materials

#332
20160317978
2016-11-03

Composite membrane

#333
20160310900
2016-10-27

SUBMERGED MEMBRANE DISTILLATION FOR DESALINATION OF WATER

#334
20160304364
2016-10-20

Ionomer-membrane water processing methods

#335
20160296858
2016-10-13

Degassing and de-bubbling pulse dampener

#336
20160288058
2016-10-06

MULTI-CHANNEL HOLLOW FIBER

#337
20160272494
2016-09-22

Facilitated COtransport membrane and method for producing same, and method and apparatus for separating CO

#338
20160271568
2016-09-22

Surface-modified fluoropolymer membrane

#339
20160257049
2016-09-08

Device for biaxially-oriented stretching polytetrafluoroethylene hollow fiber membranes and method thereof

#340
20160251218
2016-09-01

Hydrogen separation from synthesis gas near STP

#341
20160236440
2016-08-18

Venting apparatus

#342
20160228827
2016-08-11

Venting assembly and microporous membrane composite

#343
20160158709
2016-06-09

COMPOSITE INCLUDING PTFE MEMBRANE

#344
20160144322
2016-05-26

Non-dewetting porous membranes

#345
20160101420
2016-04-14

Method and device for separating immiscible liquids to effectively isolate at least one of the liquids

#346
20160075915
2016-03-17

Porous air permeable polytetrafluoroethylene composites with improved mechanical and thermal properties

#347
20160075854
2016-03-17

Articles produced from VDF-co-(TFE or TrFE) polymers

#348
20160074812
2016-03-17

Energy-efficient conductive-gap membrane distillation

#349
20160061158
2016-03-03

Filter water management using hydrophilic material

#350
20160060151
2016-03-03

Method for treating industrial water by physical separation, adsorption on resin and reverse osmosis, and corresponding plant

#351
20160038879
2016-02-11

MEMBRANE DISTILLATION MODULE AND WASTEWATER TREATMENT APPARATUS

#352
20160032071
2016-02-04

Articles produced from VDF-co-(TFE or TrFE) polymers

#353
20160032069
2016-02-04

Porous articles formed from polyparaxylylene and processes for forming the same

#354
20160031727
2016-02-04

WASTEWATER TREATMENT METHOD, MEMBRANE DISTILLATION MODULE AND WASTEWATER TREATMENT APPARATUS

#355
20160030893
2016-02-04

Nanocomposite Membranes

#356
20160016126
2016-01-21

Fluoropolymer Article For Bacterial Filtration

#357
20160016124
2016-01-21

Fluoropolymer Article for Mycoplasma Filtration

#358
20160008765
2016-01-14

Method for producing acid gas separation composite membrane, and acid gas separation membrane module

#359
20150360184
2015-12-17

Techniques for preparing multi-layer polymeric and mixed matrix membranes and a device for membrane distillation

#360
20150360181
2015-12-17

Filtration article containing a filtration material containing fibrous layers having different lengths

#361
20150353694
2015-12-10

Method for producing porous polytetrafluoroethylene film and porous polytetrafluoroethylene film

#362
20150337098
2015-11-26

Porous polytetrafluoroethylene film and method for producing same

#363
20150336364
2015-11-26

Porous polytetrafluoroethylene composite and method for producing the same

#364
20150336056
2015-11-26

Complex for acid gas separation, module for acid gas separation, and method for manufacturing module for acid gas separation

#365
20150321146
2015-11-12

Composite membrane utilized in membrane distillation

#366
20150298040
2015-10-22

Gas purification filter unit

#367
20150298030
2015-10-22

Method for preparing a porous fluoropolymer and preparing an article of same, a rigid porous fluoropolymer flow sleeve and a method of controlling flow

#368
20150283518
2015-10-08

Copolymer and carbon dioxide gas separation membrane

#369
20150265945
2015-09-24

Fluid degassing apparatus

#370
20150251931
2015-09-10

Fracking Waste Water Recycling to Purified Steam for Energy Recovery

#371
20150238909
2015-08-27

Porous polytetrafluoroethylene membrane, method for producing the same, gas-permeable membrane and ventilation member using the same

#372
20150232799
2015-08-20

Combined filter

#373
20150224448
2015-08-13

PROCESS FOR CONCENTRATING AT LEAST ONE CHEMICAL FROM LIQUID OR GASEOUS MIXTURES

#374
20150217232
2015-08-06

Ionomer-membrane water processing apparatus

#375
20150209783
2015-07-30

Removing bubbles in microfluidic systems

#376
20150190754
2015-07-09

Autogenous cleaning filtration method and device

#377
20150165386
2015-06-18

Black porous polytetrafluoroethylene membrane, method for producing same, gas-permeable membrane and ventilation member using same

#378
20150165384
2015-06-18

COMPOSITE FOR CARBON DIOXIDE SEPARATION, MODULE FOR CARBON DIOXIDE SEPARATION AND METHOD FOR PRODUCING COMPOSITE FOR CARBON DIOXIDE SEPARATION

#379
20150151243
2015-06-04

Facilitated COtransport membrane and method for producing same, and method and apparatus for separating CO

#380
20150136697
2015-05-21

Oily water separator, oil-water separating method and filtration membrane unit

#381
20150122720
2015-05-07

Water separating device, filter element of a fuel filter and a fuel filter

#382
20150121823
2015-05-07

Waved filter media and elements

#383
20150119577
2015-04-30

Membrane separation of ionic liquid solutions

#384
20150083659
2015-03-26

BICOMPONENT FIBER WITH SYSTEMS AND PROCESSES FOR MAKING

#385
20150082984
2015-03-26

Oil repellency-imparted air-permeable filter with adhesive layer

#386
20150082757
2015-03-26

Composition having PTFE as main component, mixed powder, material for molding, filtering medium for filter, air filter unit, and a method for manufacturing a porous membrane

#387
20150079392
2015-03-19

FLUORORESIN MICROPOROUS MEMBRANE, METHOD FOR PRODUCING THE SAME, AND FILTER ELEMENT USING THE FLUORORESIN MICROPOROUS MEMBRANE

#388
20150069675
2015-03-12

Manufacturing methods for a porous fluororesin composite

#389
20150059578
2015-03-05

Selective water vapour transport membranes comprising a nanofibrous layer and methods for making the same

#390
20150059575
2015-03-05

Hydrogen separation from synthesis gas near STP

#391
20150050464
2015-02-19

Porous polytetrafluoroethylene membrane and waterproof air-permeable member

#392
20150047506
2015-02-19

Hydrogen membrane separator

#393
20150041389
2015-02-12

Fluoropolymer Hollow Fiber Membrane with Fluoro-copolymer and Fluoro -terpolymer bonded end portion(s)

#394
20150041127
2015-02-12

OIL/WATER SEPARATION METHOD, OIL-CONTAINING WATER TREATMENT METHOD, BITUMEN PRODUCTION METHOD AND SYSTEM THEREFOR

#395
20150040764
2015-02-12

Method for producing air-permeable composite sheet

#396
20150034555
2015-02-05

Treatment of De-Oiled Oilfield Produced Water or De-Oiled Process Affected Water From Hydrocarbon Production

#397
20150013295
2015-01-15

Blended nonwoven fabric, filter medium, and filter unit

#398
20140374354
2014-12-25

MEMBRANE AND METHOD FOR TREATING FLUIDS INCLUDING AN ORGANIC PHASE

#399
20140366733
2014-12-18

FILTER MEDIA AND METHOD OF FORMING THE SAME

#400
20140346110
2014-11-27

Semipermeable filtration membrane with integrated producing circuit

#401
20140339155
2014-11-20

POROUS POLYTETRAFLUOROETHYLENE MEMBRANE, POROUS-POLYTETRAFLUOROETHYLENE-MEMBRANE COMPOSITE, AND SEPARATION MEMBRANE ELEMENT

#402
20140326658
2014-11-06

Triple layer hydrophobic-hydrophilic membrane for membrane distillation applications

#403
20140263026
2014-09-18

Filtration Media and Filter Therefor

#404
20140232033
2014-08-21

Porous Membrane

#405
20140231340
2014-08-21

COMPOSITE INCLUDING PTFE MEMBRANE

#406
20140142209
2014-05-22

Fluoropolymer, production method for fluoropolymer, and porous polymer film

#407
20140138304
2014-05-22

Porous polymer film and production method for porous polymer film

#408
20140137740
2014-05-22

Carbon dioxide separation member, method for producing same, and carbon dioxide separation module

#409
20140130470
2014-05-15

Porous polytetrafluoroethylene membrane and air filter medium

#410
20140127093
2014-05-08

Hydrogen ion transport membrane, membrane for generating hydrogen, and method for manufacturing same

#411
20140120006
2014-05-01

Hydrogen membrane separator

#412
20140102984
2014-04-17

Fuel filter monitor for fuel streams

#413
20140102974
2014-04-17

Composite filter media for fuel streams

#414
20140102913
2014-04-17

Gas decomposition apparatus and method for decomposing gas

#415
20140083929
2014-03-27

Microporous modified-polytetrafluoroethylene membrane, porous-modified-polytetrafluoroethylene-membrane composite and production process thereof, and separation membrane element

#416
20140083296
2014-03-27

Venting assembly and microporous membrane composite

#417
20140061122
2014-03-06

Filter for water treatment filtering and method for producing the same

#418
20140053570
2014-02-27

Fuel fractionation using membrane distillation

#419
20140048476
2014-02-20

Atmospheric pressure microwave plasma treated porous membranes

#420
20140042096
2014-02-13

SEPARATION MEMBRANE MODULE FOR PROCESSING OF OIL-CONTAINING WASTE WATER AND METHOD FOR PROCESSING OIL-CONTAINING WASTE WATER

#421
20140042077
2014-02-13

Fluoropolymer hollow fiber membrane with fluoro-copolymer and fluoro-terpolymer bonded end portion(s)

#422
20140042076
2014-02-13

Fluoropolymer hollow fiber membrane with fluoro-copolymer and fluoro-terpolymer bonded end portion(s)

#423
20140041789
2014-02-13

Fluoropolymer hollow fiber membrane with fluoro-copolymer and fluoro-terpolymer bonded end portion(s) and method to fabricate

#424
20140041788
2014-02-13

Fluoropolymer hollow fiber membrane with fluoro-copolymer and fluoro-terpolymer bonded end portion(s)

#425
20140023895
2014-01-23

Gas-permeable filter provided with oil repellency

#426
20130319942
2013-12-05

FLUORINE TREATMENT OF DIFFUSER MEMBRANES USED IN WASTEWATER AERATION

#427
20130319924
2013-12-05

ASYMMETRIC ePTFE MEMBRANE

#428
20130312604
2013-11-28

Fluoropolymer gas separation films

#429
20130270177
2013-10-17

Dehydration processes using membranes with hydrophobic coating

#430
20130267621
2013-10-10

Polytetrafluoroethylene mixture

#431
20130264737
2013-10-10

Method of manufacturing a track membrane

#432
20130233791
2013-09-12

SEPARATION MEMBRANE FOR WATER TREATMENT AND MANUFACTURING METHOD THEREOF

#433
20130233170
2013-09-12

Methods and devices for producing high purity steam

#434
20130228511
2013-09-05

Antibiofouling composition, antibiofouling membrane and method for forming the same

#435
20130195740
2013-08-01

FILTER FOR REMOVAL OF HEAVY METALS

#436
20130186179
2013-07-25

ePTFE filter for aseptic pharmaceutical use and method of using

#437
20130146536
2013-06-13

Water and oil separation system

#438
20130112621
2013-05-09

Water filtration article and related methods

#439
20130108845
2013-05-02

OLEOPHOBIC MEMBRANE STRUCTURES INCLUDING A POROUS POLYMERIC COATING

#440
20130092618
2013-04-18

SEPARATION MEMBRANE, WATER TREATMENT UNIT AND WATER TREATMENT APPARATUS

#441
20130087500
2013-04-11

CRYSTALLINE POLYMER MICROPOROUS MEMBRANE, PRODUCTION METHOD THEREOF, AND FILTRATION FILTER

#442
20130083528
2013-04-04

WATER-PROOF AND DUST-PROOF MEMBRANE ASSEMBLY AND APPARATUS USING THE SAME

#443
20130081997
2013-04-04

SEPARATION MEMBRANE FOR SEAWATER DESALINATION PRETREATMENT, SEAWATER DESALINATION PRETREATMENT DEVICE, SEAWATER DESALINATION APPARATUS, AND SEAWATER DESALINATION METHOD

#444
20130075325
2013-03-28

Surface-modified fluoropolymer membrane

#445
20130075324
2013-03-28

COMPOSITE POROUS FILM FOR FLUID SEPARATION, METHOD FOR MANUFACTURING THE SAME AND FILTER

#446
20130075321
2013-03-28

Self sealing membrane contactor with PTFE tubular membranes

#447
20130071793
2013-03-21

Fuel fractionation using membrane distillation

#448
20130068689
2013-03-21

Membrane distillation modules using oleophobically and antimicrobially treated microporous membranes

#449
20130062278
2013-03-14

Method of preparing a water vapor transfer membrane

#450
20130061748
2013-03-14

Supersaturated fluid degassing

#451
20130052456
2013-02-28

Ultra-thin photo-polymer coatings and uses thereof

#452
20130043183
2013-02-21

Electron Source Modification Of Microporous Halocarbon Filter Membranes

#453
20130025245
2013-01-31

Waved filter media and elements

#454
20130011249
2013-01-10

MULTI-LAYER FILTER, GAS TURBINE INCLUDING A MULTI-LAYER FILTER, AND PROCESS OF FILTERING

#455
20120288618
2012-11-15

Gas diffusion electrode material and production method thereof

#456
20120276294
2012-11-01

Method for making liquid separation membrane

#457
20120251868
2012-10-04

LAMINATED FILM AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY

#458
20120234745
2012-09-20

Fluoropolymer hollow fiber membrane with fluoro-copolymer and fluoro-terpolymer bonded end portion(s) and method to fabricate

#459
20120201988
2012-08-09

Thin wall expandable polymer tubes having improved axial and radial strength, and a method of manufacturing thereof

#460
20120199004
2012-08-09

Membrane element, gas separation device and internal combustion engine

#461
20120193285
2012-08-02

Method for producing resin porous membrane with adhesive layer, resin porous membrane with adhesive layer, and filter member

#462
20120164743
2012-06-28

Microchannel chip and method for gas-liquid phase separation using same

#463
20120118824
2012-05-17

WATER TREATMENT APPARATUS AND WATER TREATMENT METHOD

#464
20120118816
2012-05-17

Non-dewetting porous membranes

#465
20120111784
2012-05-10

FILTRATION PURPOSE FLAT-MEMBRANE ELEMENT, FLAT-MEMBRANE-TYPE SEPARATION MEMBRANE MODULE, AND FILTRATION APPARATUS

#466
20120103904
2012-05-03

SEPARATION MEMBRANE MODULE FOR OIL-CONTAINING WASTEWATER TREATMENT, OIL-CONTAINING WASTEWATER TREATMENT METHOD, AND OIL-CONTAINING WASTEWATER TREATMENT APPARATUS

#467
20120097612
2012-04-26

Organic fluid permeation through fluoropolymer membranes

#468
20120077019
2012-03-29

HUMIDITY BARRIER

#469
20120070648
2012-03-22

PROCESS TO INCREASE THE OLEOPHOBICITY OF PTFE, AND RESULTING OLEOPHOBIC ARTICLES

#470
20120067812
2012-03-22

Moisture-permeable separating membrane material

#471
20120067548
2012-03-22

POLYMERIC MEMBRANE FOR HEAT EXCHANGE APPLICATIONS AND METHOD OF FABRICATION THEREOF

#472
20120064273
2012-03-15

Porous article

#473
20120060693
2012-03-15

Vent filter and electric device using the same

#474
20120059603
2012-03-08

Filter device test apparatus, filter integrity testing method and computer program product

#475
20120058016
2012-03-08

Membrane contactor systems for gas-liquid contact

#476
20120048800
2012-03-01

Multi-layer composite membrane materials and methods therefor

#477
20120034134
2012-02-09

FILTER BAG, PLEATABLE FILTRATION MATERIAL THEREFORE, AND PROCESS OF MAKING SAME

#478
20120000763
2012-01-05

SEAWATER DESALINATION DEVICE

#479
20110284444
2011-11-24

Condensing Tube And Filtration Module Thereof

#480
20110284443
2011-11-24

Condensing tube and filtration module thereof

#481
20110272345
2011-11-10

CRYSTALLINE POLYMER MICROPOROUS MEMBRANE, METHOD FOR PRODUCING THE SAME, AND FILTRATION FILTER

#482
20110268961
2011-11-03

Method for producing air-permeable composite sheet

#483
20110268959
2011-11-03

POROUS MEMBRANE

#484
20110254186
2011-10-20

PTFE membrane

#485
20110253621
2011-10-20

Method of manufacturing hydrophilic membrane having improved antifouling property and hydrophilic membrane manufactured by the method

#486
20110240553
2011-10-06

Crystalline polymer microporous membrane and filtration filter

#487
20110240552
2011-10-06

CRYSTALLINE POLYMER MICROPOROUS MEMBRANE, METHOD FOR PRODUCING THE SAME, AND FILTRATION FILTER USING THE SAME

#488
20110240551
2011-10-06

CRYSTALLINE POLYMER MICROPOROUS MEMBRANE, METHOD FOR PRODUCING THE SAME, AND FILTRATION FILTER USING THE SAME

#489
20110210063
2011-09-01

Atmospheric pressure microwave plasma treated porous membranes

#490
20110206564
2011-08-25

Filter bag, pleatable filtration material therefore, and process of making same

#491
20110192283
2011-08-11

Polytetrafluoroethylene porous membrane, method for producing same, and waterproof air-permeable filter

#492
20110189585
2011-08-04

ION-EXCHANGE MEMBRANES STRUCTURED IN THE THICKNESS AND PROCESS FOR MANUFACTURING THESE MEMBRANES

#493
20110189472
2011-08-04

Uniaxially and Biaxially-Oriented Polytetrafluoroethylene Structures

#494
20110188247
2011-08-04

Water-proof and dust-proof membrane assembly and applications thereof

#495
20110178193
2011-07-21

PROCESS FOR PRODUCING ETHYLENE/TETRAFLUOROETHYLENE COPOLYMER POROUS MATERIAL, AND ETHYLENE/TETRAFLUOROETHYLENE COPOLYMER POROUS MATERIAL

#496
20110169201
2011-07-14

METHODS OF MAKING A MIXTURE FOR A PTFE MEMBRANE WITH INORGANIC MATERIALS, AND COMPOSITIONS RELATED THERETO

#497
20110168022
2011-07-14

Filter-holding object

#498
20110151118
2011-06-23

TREATMENT SYSTEM USING A FLUID CAPABLE OF PHASE CHANGE

#499
20110127161
2011-06-02

NOVEL PROTON EXCHANGE COMPOSITE MEMBRANE WITH LOW RESISTANCE AND PREPARATION THEREOF

#500
20110120939
2011-05-26

CRYSTALLINE POLYMER MICROPOROUS MEMBRANE, METHOD FOR PRODUCING THE SAME, AND FILTRATION FILTER

#501
20110120938
2011-05-26

Crystalline polymer microporous membrane, method for producing the same, and filteration filter

#502
20110120937
2011-05-26

FILTRATION FILTER AND METHOD FOR PRODUCING THE SAME

#503
20110104472
2011-05-05

Porous membrane

#504
20110104021
2011-05-05

Hydrogen membrane separator

#505
20110094377
2011-04-28

Recovery of a gaseous component from a mixture of gaseous compounds

#506
20110087187
2011-04-14

HYDROPHOBIC DEAERATION MEMBRANE

#507
20110073541
2011-03-31

CRYSTALLINE POLYMER MICROPOROUS MEMBRANE, METHOD FOR PRODUCING THE SAME, AND FILTRATION FILTER

#508
20110056377
2011-03-10

Carbon dioxide recovery system

#509
20110052900
2011-03-03

POROUS MULTILAYER FILTER AND METHOD FOR PRODUCING SAME

#510
20110049044
2011-03-03

Crystalline polymer microporous membrane, method for producing same, and filter for filtration

#511
20110042316
2011-02-24

Liquid filtration media

#512
20110036726
2011-02-17

Gas decomposition apparatus and method for decomposing gas

#513
20110014459
2011-01-20

Expandable polymer membrane and tubes, and a method of manufacturing thereof

#514
20110000846
2011-01-06

Crystalline polymer microporous membrane, method for producing the same, and filtration filter

#515
20100325958
2010-12-30

Method and apparatus for removal of carbon dioxide from pre-combustion syngas

#516
20100320142
2010-12-23

Atmospheric pressure microwave plasma treated porous membranes

#517
20100313758
2010-12-16

GAS ABSORPTION MEMBRANES AND THE MANUFACTURE THEREOF

#518
20100280200
2010-11-04

Water Permeable Fluoropolymer Articles

#519
20100276365
2010-11-04

System and method for removing organic contaminants from water

#520
20100269464
2010-10-28

Filter medium and method of manufacturing the same and filter unit

#521
20100263533
2010-10-21

Methods of making and using activated carbon-containing coated substrates and the products made therefrom

#522
20100258497
2010-10-14

SEPARATION MEMBRANE ELEMENT FOR FILTRATION AND MEMBRANE MODULE FOR FILTRATION

#523
20100242733
2010-09-30

Porous polytetrafluoroethylene membrane, method for producing the same, and water-proof air permeable filter

#524
20100236410
2010-09-23

Layered filtration membrane and methods of making same

#525
20100218595
2010-09-02

PARTICULATE FILTER AND METHOD OF USE

#526
20100212504
2010-08-26

Gas separation membrane

#527
20100203310
2010-08-12

FLUORORESIN THIN FILM, FLUORORESIN COMPOSITE, POROUS FLUORORESIN COMPOSITE, MANUFACTURING METHODS THEREOF, AND SEPERATION MEMBRANE ELEMENT

#528
20100183865
2010-07-22

POROUS POLYTETRAFLUOROETHYLENE SHEET ROLL AND TAPE ROLL

#529
20100167100
2010-07-01

COMPOSITE MEMBRANE AND METHOD FOR MAKING

#530
20100158983
2010-06-24

METHOD FOR INCREASING THE PERMEABILITY OF POLYMER FILM

#531
20100143611
2010-06-10

METHODS FOR MAKING AN ASYMMETRIC COMPOSITE MEMBRANE

#532
20100107881
2010-05-06

Waved filter media and elements

#533
20100104845
2010-04-29

Composite PTFE materials and applications thereof

#534
20100096320
2010-04-22

Ultra-thin photo-polymer coatings and uses thereof

#535
20100096317
2010-04-22

FLAT SHEET MEMBRANE ELEMENT FOR FILTRATION AND FLAT SHEET MEMBRANE FILTRATION MODULE

#536
20100056652
2010-03-04

PROCESSES FOR FORMING HYDROPHILIC MEMBRANES AND POROUS MEMBRANES THEREOF

#537
20100051535
2010-03-04

Crystalline polymer microporous membrane, method for producing the same, and filter for filtration

#538
20100032368
2010-02-11

Method for producing resin porous membrane with adhesive layer, resin porous membrane with adhesive layer, and filter member

#539
20100028635
2010-02-04

EDGE LAMINATED ROLL GOODS

#540
20100024651
2010-02-04

MEMBRANE CONTACTOR SYSTEMS FOR GAS-LIQUID CONTACT

#541
20100018925
2010-01-28

UV treated membranes

#542
20100018915
2010-01-28

FLUID FILTER WITH POLYMERIC MEMBRANE AND METAL SUPPORTS

#543
20100006497
2010-01-14

Expanded PFTE membrane and method of making

#544
20090325005
2009-12-31

ELECTROLYTIC MEMBRANE

#545
20090277141
2009-11-12

Porous polytetrafluoroethylene membrane and method of producing the same, and filter medium

#546
20090253016
2009-10-08

POROUS MEMBRANE, METHOD FOR PRODUCING POROUS MEMBRANE, SOLID POLYMER ELECTROLYTE MEMBRANE, AND FUEL CELL

#547
20090235625
2009-09-24

Filter and associated method

#548
20090230585
2009-09-17

Methods of making a mixture for a PTFE membrane with metal oxides, and compositions related thereto

#549
20090212469
2009-08-27

Methods of making a mixture for a PTFE membrane with inorganic materials, and compositions related thereto

#550
20090211991
2009-08-27

Filtering a dispersed phase (e.g. oil) from a continuous liquid (e.g. water) of a dispersion

#551
20090209668
2009-08-20

REINFORCED COMPOSITE MEMBRANE FOR POLYMER ELECTROLYTE FUEL CELL

#552
20090191398
2009-07-30

MEMBRANES COMPRISING HYDROPHILIC COATINGS

#553
20090191397
2009-07-30

Process to increase the oleophobicity of PTFE, and resulting oleophobic articles

#554
20090188857
2009-07-30

Permanent hydrophilic porous coatings and methods of making them

#555
20090159526
2009-06-25

CRYSTALLINE POLYMER MICROPOROUS MEMBRANE, METHOD FOR PRODUCING SAME, AND FILTER FOR FILTRATION

#556
20090155564
2009-06-18

Article and associated method

#557
20090151355
2009-06-18

Filtering apparatus, back wash method therefor, filtering device and power plant

#558
20090142638
2009-06-04

COMPOSITE POROUS MEMBRANE, METHOD FOR PRODUCING COMPOSITE POROUS MEMBRANE, SOLID POLYMER ELECTROLYTE MEMBRANE, AND FUEL CELL

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20090134089
2009-05-28

Fish tank filter

#560
20090127187
2009-05-21

CRYSTALLINE POLYMER MICROPOROUS FILM, MANUFACTURING METHOD OF THE SAME, AND FILTRATION FILTER

#561
20090117433
2009-05-07

Gas diffusion electrode material and production method thereof

#562
20090081518
2009-03-26

Solid electrolyte membrane, method and apparatus of producing the same, membrane electrode assembly, and fuel cell

#563
20090071339
2009-03-19

Method of manufacturing porous polytetrafluoroethylene membrane, filter medium, and filter unit

#564
20090061205
2009-03-05

Crystalline polymer microporous film, manufacturing method of the same, and filtration filter

#565
20090057226
2009-03-05

Reduction of conradson carbon residue and average boiling points utilizing high pressure ultrafiltration

#566
20090057224
2009-03-05

Dehydration processes using membranes with hydrophobic coating

#567
20090049988
2009-02-26

Composite material

#568
20090032470
2009-02-05

Porous PTFE materials and articles produced therefrom

#569
20090029215
2009-01-29

Ion-exchange membranes structured in the thickness and process for manufacturing these membranes

#570
20090029136
2009-01-29

Non-porous sinter molded article of tetrafluoroethylene resin, expanded tetrafluoroethylene resin molded article, producing methods therefor, composite member, filter, impact deformation absorber and sealing material

#571
20090026137
2009-01-29

Liquid filtration media

#572
20080305250
2008-12-11

Fabrication Methods for Catalyst Coated Membranes

#573
20080269409
2008-10-30

Composite Membranes of High Homogeneity

#574
20080237117
2008-10-02

COATED ASYMMETRIC MEMBRANE SYSTEM HAVING OLEOPHOBIC AND HYDROPHILIC PROPERTIES

#575
20080237116
2008-10-02

Porous PTFE Materials and Articles Produced Therefrom

#576
20080227880
2008-09-18

Porous body and filter

#577
20080223043
2008-09-18

FILTERING APPARATUS, BACK WASH METHOD THEREFOR, FILTERING DEVICE AND POWER PLANT

#578
20080217239
2008-09-11

Liquid filtration media

#579
20080193820
2008-08-14

Method for fabricating proton exchange membrane having relational selective coefficient

#580
20080173179
2008-07-24

Composite membrane for separation of carbon dioxide

#581
20080156191
2008-07-03

Hollow fiber membrane contact apparatus and process

#582
20080105629
2008-05-08

Systems, articles, and methods for removing water from hydrocarbon fluids

#583
20080053892
2008-03-06

Porous PTFE Materials and Articles Produced Therefrom

#584
20080011676
2008-01-17

Hydrophilic body and method of manufacture

#585
20070272607
2007-11-29

Membrane surface modification by radiation-induced polymerization

#586
20070163433
2007-07-19

Fuel deoxygenator with non-planar fuel channel and oxygen permeable membrane

#587
20070149082
2007-06-28

Textile laminate

#588
20070134407
2007-06-14

Fabrication methods for catalyst coated membranes

#589
20070131611
2007-06-14

Membrane-based article and associated method

#590
20070131610
2007-06-14

Membrane-based apparatus and associated method

#591
20070080109
2007-04-12

MANUFACTURING METHOD OF UNIAXIALLY DRAWN POROUS POLYTETRAFLUOROETHYLENE MEMBRANE

#592
20070075013
2007-04-05

Hydrophilic membrane and associated method

#593
20070056901
2007-03-15

Solvent-resistant membranes from solvent-inert polyimides and polyketones

#594
20070012624
2007-01-18

Porous PTFE materials and articles produced therefrom

#595
20070012618
2007-01-18

Microporous filter

#596
20070001323
2007-01-04

Multi-layered membrane for air diffuser

#597
20060292324
2006-12-28

Uniaxially and biaxially-oriented polytetrafluoroethylene structures

#598
20060276556
2006-12-07

Process to prepare stable trifluorostyrene containing compounds grafted to base polymers using an alcohol/water mixture

#599
20060269735
2006-11-30

Composite membrane and method for forming the same

#600
20060264576
2006-11-23

Process to prepare stable trifluorostyrene containing compounds grafted to base polymers