ClassID:

29958

B01D67/009 - CPC Classification

Classification description:

Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus; After-treatment of organic or inorganic membranes with wave-energy, particle-radiation or plasma

Recent Application in this class:
#1
20260077300
2026-03-19

Gas Separation Membrane, Method For Manufacturing Gas Separation Membrane, And Gas Separation Apparatus

#2
20250375739
2025-12-11

POLYMERIC MEMBRANE AND METHODS FOR THE PRODUCTION OF SAME

#3
20250352954
2025-11-20

SORBENT MEMBRANES FOR LITHIUM HARVESTING, AND SYSTEMS AND METHODS FOR FABRICATION AND USE THEREOF

#4
20250304734
2025-10-02

CROSS-LINKABLE AND CHARGED ZWITTERIONIC POLYMERS AND MEMBRANES COMPRISING SAME

#5
20250276292
2025-09-04

Gas Separation Membranes

#6
20250256017
2025-08-14

MICROFLUIDIC DIFFUSION DEVICES AND SYSTEMS, AND METHODS OF MANUFACTURING AND USING SAME

#7
20250186951
2025-06-12

VENTING REINFORCED MEMBRANE, ESPECIALLY INTENDED FOR THE PROTECTION OF MEMS PACKAGES, MANUFACTURING METHOD THEREOF AND DIE CUT PART MADE WITH SUCH VENTING MEMBRANE

#8
20250144570
2025-05-08

PREPARATION METHOD FOR CHELATING MEMBRANE FOR PURIFYING WET ELECTRONIC CHEMICALS

#9
20250100907
2025-03-27

REMOVING BIVALENT IONS FROM PRODUCED WATER

#10
20240408552
2024-12-12

METHOD FOR PREPARING A NOVEL GUANIDINE-BASED COMPOSITE NANOFILTRATION FLAT-SHEET MEMBRANE

#11
20240382910
2024-11-21

HYDROPHILIC FILTER MEMBRANE WITH PENDANT HYDROPHILIC GROUPS, AND RELATED METHODS OF PREPARATION AND USE

#12
20240382905
2024-11-21

SURFACE-MODIFIED POLYMERIC MEMBRANES AND METHOD OF MAKING THEREOF

#13
20240344006
2024-10-17

METHOD OF MANUFACTURE FOR EDIBLE, POROUS CROSS-LINKED HOLLOW FIBERS AND MEMBRANES BY PH INDUCED PHASE SEPARATION AND USES THEREOF

#14
20240307827
2024-09-19

3D PRINTED SPACERS FOR ION-EXCHANGE DEVICE

#15
20240246039
2024-07-25

LAYERED MICROPOROUS MEMBRANE PRODUCTS AND RELATED METHODS

#16
20240239977
2024-07-18

SOLVENT-RESISTANT SELF-CROSSLINKED POLY(ETHER IMIDE)S

#17
20240216871
2024-07-04

HOLLOW FIBER MEMBRANE AND MANUFACTURING METHOD THEREFOR

#18
20240199830
2024-06-20

Polymer Films

#19
20240123412
2024-04-18

POLYETHER BLOCK POLYAMIDE/POLYDIMETHYLSILOXANE COMPOSITE MEMBRANE FOR GAS SEPARATION, AND PREPARATION METHOD AND USE THEREOF

#20
20240100486
2024-03-28

SURFACE MODIFIED POLYETHERSULFONE MEMBRANES AND METHOD OF MAKING THEREOF

#21
20230415095
2023-12-28

High selectivity polyimide/PES blend hollow fiber membrane for gas separations

#22
20230340348
2023-10-26

CO-philic crosslinked polyethylene glycol-based membranes for acid and sour gas separations

#23
20230321609
2023-10-12

Metal Coated Substrates for Filters

#24
20230149858
2023-05-18

3D printed spacers for ion-exchange device

#25
20230115618
2023-04-13

Gas-Separation Membranes

#26
20230084914
2023-03-16

Microfluidic diffusion devices and systems, and methods of manufacturing and using same

#27
20230081461
2023-03-16

PHOTOCURABLE COLOR CHANGING COMPOSITIONS AND METHOD OF FORMING FEATURES ON A MEMBRANE SURFACE USING THE SAME

#28
20230058997
2023-02-23

ORGANOSILICA MEMBRANES, METHODS OF MAKING SAME, AND USES THEREOF

#29
20230047835
2023-02-16

METHOD FOR MAKING POROUS FILTER MEMBRANES

#30
20230044558
2023-02-09

FLUORINATED SILANE SURFACE MODIFIED POLYETHERSULFONE MEMBRANES AND METHOD OF MAKING THEREOF

#31
20230028271
2023-01-26

ULTRASONICALLY SURFACE MODIFIED POLYETHERSULFONE MEMBERS AND METHOD OF MAKING THEREOF

#32
20230017950
2023-01-19

HYDROPHILIC MEMBRANES

#33
20220395783
2022-12-15

SURFACE-MODIFIED POLYETHERSULFONE MEMBRANES AND METHOD OF MAKING THEREOF

#34
20220362717
2022-11-17

POLYMERIC MEMBRANE AND METHODS FOR THE PRODUCTION OF SAME

#35
20220356083
2022-11-10

Ion-Exchange Apparatus

#36
20220305444
2022-09-29

Anti-microbial metal coatings for filters

#37
20220266202
2022-08-25

Light Curing for Membrane Performance

#38
20220235306
2022-07-28

Surface modified separation media

#39
20220213399
2022-07-07

CO-philic crosslinked polyethylene glycol-based membranes for acid and sour gas separations

#40
20220184550
2022-06-16

High selectivity polyimide/PES blend hollow fiber membrane for gas separations

#41
20220152561
2022-05-19

PREPARATION AND USE OF CELLULOSE NANOFIBER MEMBRANE

#42
20220152558
2022-05-19

Desalination membranes

#43
20210402354
2021-12-30

Ultra-violet treatment of membranes and resulting membrane

#44
20210340343
2021-11-04

Ion exchange membrane through UV initiation polymerization

#45
20210245110
2021-08-12

UV-GRAFTING PROCESS FOR POLYMERIC FLAT-SHEET MEMBRANES

#46
20210236987
2021-08-05

Surface modified membranes for gas separation, and a method for preparing thereof

#47
20210205765
2021-07-08

ISOPOROUS MEMBRANES INCLUDING CROSSLINKED MULTIBLOCK COPOLYMERS

#48
20210197134
2021-07-01

Filter membrane and device

#49
20210197129
2021-07-01

Method Of Producing A Polymeric Membrane

#50
20210178333
2021-06-17

Irradiated membrane for cell expansion

#51
20210146310
2021-05-20

PVP- AND/OR PVL-CONTAINING COMPOSITE MEMBRANES AND METHODS OF USE

#52
20200406184
2020-12-31

Separation membrane sheet, separation membrane element, separation membrane module, and manufacturing method for separation membrane sheet

#53
20200360871
2020-11-19

Chemically resistant isoporous crosslinked block copolymer structure

#54
20200171442
2020-06-04

HYDROPHILIC FILTER MEMBRANE WITH PENDANT HYDROPHILIC GROUPS, AND RELATED METHODS OF PREPARATION AND USE

#55
20200170381
2020-06-04

Asymmetrical structure moisturizing mask pack

#56
20200087609
2020-03-19

REMOVAL OF MICROORGANISMS FROM CELL CULTURE MEDIA

#57
20200078724
2020-03-12

Polymer blended membranes for sour gas separation

#58
20200061271
2020-02-27

Microfluidic diffusion devices and systems, and methods of manufacturing and using same

#59
20200038813
2020-02-06

Method for hydrophilizing porous membrane and method for manufacturing ion-exchange membrane using same

#60
20200001246
2020-01-02

Membranes

#61
20190388843
2019-12-26

3D printed spacers for ion-exchange device

#62
20190304793
2019-10-03

Surface treatment of silicon or silicon germanium surfaces using organic radicals

#63
20190262780
2019-08-29

Composite Membranes

#64
20190224628
2019-07-25

Porous Graphene-Based Films And Processes For Preparing The Films

#65
20190214262
2019-07-11

Surface treatment of carbon containing films using organic radicals

#66
20190169416
2019-06-06

Fabricating ionic/polyimtde membranes

#67
20190151796
2019-05-23

Carbon dioxide environmental control system

#68
20190126212
2019-05-02

Humidifying membrane for reverse electrodialysis and method for manufacturing the same

#69
20190105611
2019-04-11

Polyvinylidene fluoride/ultra-high molecular weight polyethylene blend microporous membrane and preparation method thereof

#70
20190103280
2019-04-04

Surface treatment of carbon containing films using organic radicals

#71
20190103270
2019-04-04

Surface treatment of silicon and carbon containing films by remote plasma with organic precursors

#72
20190083938
2019-03-21

Method for manufacturing self-healing hydrogel-filled separation membrane for water treatment

#73
20190022594
2019-01-24

Ultrathin, conductive and fouling-resistant zwitterionic polymer films

#74
20190009214
2019-01-10

Preparation, regeneration and application of a chelating microfiltration membrane

#75
20180345211
2018-12-06

Polymer blended membranes for sour gas separation

#76
20180296982
2018-10-18

POLYMER MEMBRANES HAVING OPEN THROUGH HOLES, AND METHOD OF FABRICATION THEREOF

#77
20180290108
2018-10-11

Method of production of nanoporous membranes for water purification from metal ions at low differential pressures

#78
20180272292
2018-09-27

Method for producing protective-layer-covered gas separation membrane, protective-layer-covered gas separation membrane, gas separation membrane module, and gas separation apparatus

#79
20180272291
2018-09-27

Protective-layer-covered gas separation membrane, method for producing protective-layer-covered gas separation membrane, gas separation membrane module, and gas separation apparatus

#80
20180257042
2018-09-13

Filtration medium sequence for biomaterial purification

#81
20180208728
2018-07-26

Nanoporous lyotropic liquid crystal polymer membranes with reversibly tuned pore size and selectivity, and methods using same

#82
20180179352
2018-06-28

Ultra-thin polymer film and porous ultra-thin polymer film

#83
20180162977
2018-06-14

Copolymer and medical device, separation membrane module for medical use, and blood purifier including the same

#84
20180147542
2018-05-31

Method of manufacturing nanoporous graphene membrane

#85
20180085783
2018-03-29

Methods and systems for coating hollow fiber membrane contactors

#86
20180065092
2018-03-08

Preparation and use of cellulose nanofiber membrane

#87
20180015424
2018-01-18

Asymmetric composite membranes and modified substrates used in their preparation

#88
20180008939
2018-01-11

Method of preparing thin film composite forward osmosis membranes using polyethylene porous supports

#89
20170296982
2017-10-19

HEALING OF THIN GRAPHENIC-BASED MEMBRANES VIA CHARGED PARTICLE IRRADIATION

#90
20170282130
2017-10-05

Organic polymer thin membrane, and method for producing same

#91
20170259213
2017-09-14

Method for preparing antibacterial and dust-removal membrane

#92
20170252704
2017-09-07

LARGE SCALE MANUFACTURING OF NANOSTRUCTURED MATERIAL

#93
20170216778
2017-08-03

Membrane module

#94
20170165611
2017-06-15

Membrane with performance enhancing multi-level macroscopic cavities

#95
20170144111
2017-05-25

Asymmetric articles with a porous substrate and a polymeric coating extending into the substrate and methods of making the same

#96
20170121529
2017-05-04

Solvent resistant polymeric membranes

#97
20170043299
2017-02-16

UV-IRRADIATED HOLLOW FIBER MEMBRANES

#98
20160319092
2016-11-03

Plasma assisted hydrophilicity enhancement of polymer materials

#99
20160319091
2016-11-03

Plasma assisted hydrophilicity enhancement of polymer materials

#100
20160303521
2016-10-20

High permeance membranes for gas separations

#101
20160279580
2016-09-29

Aromatic alkyl-substituted polyethersulfone and UV-cross-linked aromatic alkyl-substituted polyethersulfone membranes for gas sepratations

#102
20160263533
2016-09-15

Treated mixed matrix polymeric membranes

#103
20160263532
2016-09-15

ULTRAVIOLET AND PLASMA-TREATED POLYMERIC MEMBRANES

#104
20160263531
2016-09-15

PLASMA-TREATED POLYMERIC MEMBRANES

#105
20160256833
2016-09-08

Membranes

#106
20160250601
2016-09-01

Super-surface selective nanomembranes providing simultaneous high permeation flux and high selectivity

#107
20160250585
2016-09-01

UV and thermally treated polymeric membranes

#108
20160214064
2016-07-28

High-strength hollow fiber zeolite membrane and its preparation method

#109
20160177252
2016-06-23

Removal of microorganisms from cell culture media

#110
20160166991
2016-06-16

Membrane Selective for Alcohols

#111
20160136586
2016-05-19

MEMBRANE AND METHOD OF MANUFACTURING THE SAME

#112
20160107127
2016-04-21

Gas separation membrane with ladder-structured polysilsesquioxane and method for fabricating the same

#113
20160089640
2016-03-31

Asymmetric integrally-skinned flat sheet membranes for Hpurification and natural gas upgrading

#114
20160051943
2016-02-25

NEGATIVELY CHARGED POROUS MEDIUM FOR REMOVING PROTEIN AGGREGATES

#115
20150367291
2015-12-24

Virus filter

#116
20150328593
2015-11-19

Microporous membrane and manufacturing process therefor

#117
20150321149
2015-11-12

SELECTIVE MEMBRANES FORMED BY ALIGNMENT OF POROUS MATERIALS

#118
20150291843
2015-10-15

SOLVENT RESISTANT POLYMERIC MEMBRANES

#119
20150283514
2015-10-08

Nanofluidic sorting system for gene synthesis and pcr reaction products

#120
20150274891
2015-10-01

MEMBRANES WITH IMPROVED FLUX AND METHOD FOR THEIR PREPARATION

#121
20150224452
2015-08-13

Organic polymer thin membrane, and method for producing same

#122
20150109008
2015-04-23

Method for controlling the size of solid-state nanopores

#123
20150108008
2015-04-23

Fabrication of nanopores using high electric fields

#124
20150099413
2015-04-09

Nonwoven article grafted with copolymer

#125
20150056399
2015-02-26

Ultra-thin polymer film, and porous ultra-thin polymer film

#126
20150041386
2015-02-12

Filter element with improved testability after dry steaming

#127
20150038608
2015-02-05

Manufacturing method of porous polymer film using vanadium oxide nanowire, and porous polymer film prepared therefrom

#128
20140378561
2014-12-25

Curable compositions and membranes

#129
20140345456
2014-11-27

Gas separation composite membrane and method of producing the same, and gas separating module, gas separation apparatus and gas separation method using the same

#130
20140332462
2014-11-13

Flux-enhanced hierarchical porous membrane for oil-water nanoemulsion separation

#131
20140319046
2014-10-30

CARBON NANOTUBE BASED NANOPOROUS MEMBRANES

#132
20140305863
2014-10-16

Composite membranes

#133
20140272183
2014-09-18

LARGE SCALE MANUFACTURING OF NANOSTRUCTURED MATERIAL

#134
20140255636
2014-09-11

Polymeric Membranes

#135
20140230653
2014-08-21

Ultrathin, molecular-sieving graphene oxide membranes for separations along with their methods of formation and use

#136
20140165837
2014-06-19

METHOD FOR MANUFACTURING CARBON DIOXIDE SEPARATION MEMBRANE, AND CARBON DIOXIDE SEPARATION MEMBRANE

#137
20140120453
2014-05-01

Patterned graphite oxide films and methods to make and use same

#138
20140039079
2014-02-06

Porous polymer membrane with covalent network structure and production method thereof

#139
20130319924
2013-12-05

ASYMMETRIC ePTFE MEMBRANE

#140
20130306551
2013-11-21

High performance positively charged composite membranes and their use in nanofiltration processes

#141
20130247756
2013-09-26

UV-REARRANGED PIM-1 POLYMERIC MEMBRANES AND A PROCESS OF PREPARING THEREOF

#142
20130131828
2013-05-23

Functionalized membrane for a chamber for encapsulating cells producing at least one substance of therapeutic interest and bioartificial organ comprising such a membrane

#143
20130122215
2013-05-16

Functionalized nonwoven article

#144
20130056415
2013-03-07

NEGATIVELY CHARGED POROUS MEDIUM FOR REMOVING PROTEIN AGGREGATES

#145
20130043183
2013-02-21

Electron Source Modification Of Microporous Halocarbon Filter Membranes

#146
20130020243
2013-01-24

SEPARATION MEMBRANE, METHOD FOR MANUFACTURING THE SAME, AND WATER TREATMENT DEVICE INCLUDING THE SAME

#147
20120322911
2012-12-20

Polyimide gas separation membranes

#148
20120279922
2012-11-08

Composite silicone membranes of high separation efficiency

#149
20120241371
2012-09-27

Membranes having aligned 1-D nanoparticles in a matrix layer for improved fluid separation

#150
20120205041
2012-08-16

Method of Assembling a Hollow Fiber Bioreactor

#151
20120165420
2012-06-28

Process for Preparing Composite Membranes

#152
20120160694
2012-06-28

Method for producing a membrane and such membrane

#153
20120058302
2012-03-08

FABRICATION OF ANTI-FOULING SURFACES COMPRISING A MICRO- OR NANO-PATTERNED COATING

#154
20120055784
2012-03-08

PREPARATION METHOD OF PALLADIUM ALLOY COMPOSITE MEMBRANE FOR HYDROGEN SEPARATION

#155
20120040429
2012-02-16

Devices, systems and methods for reducing the concentration of a chemical entity in fluids

#156
20120031833
2012-02-09

Systems, compositions, and methods for fluid purification

#157
20120024697
2012-02-02

Membranes

#158
20110290717
2011-12-01

Membrane post treatment

#159
20110290112
2011-12-01

High permeance polyimide membranes for air separation

#160
20110272345
2011-11-10

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

#161
20110263022
2011-10-27

Irradiated membrane for cell expansion

#162
20110263020
2011-10-27

Membrane for cell expansion

#163
20110248428
2011-10-13

Modified polyvinyllactams

#164
20110210063
2011-09-01

Atmospheric pressure microwave plasma treated porous membranes

#165
20110168627
2011-07-14

MEMBRANE MODULE

#166
20110076197
2011-03-31

Nano-fibered membrane for western blot and manufacturing method of the same

#167
20110003210
2011-01-06

Polyolefin Microporous Membrane Surface-Modified By Hydrophilic Polymer, Surface Modification Method Thereof And Lithium-Ion Polymer Battery Including The Same

#168
20100320142
2010-12-23

Atmospheric pressure microwave plasma treated porous membranes

#169
20100320138
2010-12-23

Functionalized nonwoven article

#170
20100285301
2010-11-11

Breathable Membranes and Method for Making Same

#171
20100258116
2010-10-14

Devices, systems and methods for reducing the concentration of a chemical entity in fluids

#172
20100234524
2010-09-16

Products

#173
20100213117
2010-08-26

Membrane post treatment

#174
20100209693
2010-08-19

HYDROPHILIC POROUS SUBSTRATES

#175
20100193387
2010-08-05

Electron beam sterilization method

#176
20100186586
2010-07-29

Process for upgrading natural gas with improved management of CO

#177
20100178468
2010-07-15

Ultra-thin microporous/hybrid materials

#178
20100158983
2010-06-24

METHOD FOR INCREASING THE PERMEABILITY OF POLYMER FILM

#179
20100143611
2010-06-10

METHODS FOR MAKING AN ASYMMETRIC COMPOSITE MEMBRANE

#180
20100098877
2010-04-22

Large scale manufacturing of nanostructured material

#181
20100089186
2010-04-15

Device for evaluation of pharmaceutical compositions

#182
20100058926
2010-03-11

Photo-crosslinked gas selective membranes as part of thin film composite hollow fiber membranes

#183
20100056652
2010-03-04

PROCESSES FOR FORMING HYDROPHILIC MEMBRANES AND POROUS MEMBRANES THEREOF

#184
20100051535
2010-03-04

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

#185
20100044901
2010-02-25

Porous vinylidene fluoride resin membrane for water treatment and process for producing the same

#186
20100018925
2010-01-28

UV treated membranes

#187
20090308804
2009-12-17

Fouling and scaling resistant nano-structured reverse osmosis membranes

#188
20090277776
2009-11-12

Method and apparatus for plasma-treating porous body

#189
20090274944
2009-11-05

METHOD FOR PRODUCING POLYMER ELECTROLYTE MEMBRANE, POLYMER ELECTROLYTE MEMBRANE AND DIRECT METHANOL FUEL CELL

#190
20090272686
2009-11-05

BLOOD PURIFIER

#191
20090269656
2009-10-29

Microporous polyethylene membrane, its production method, and battery separator

#192
20090263591
2009-10-22

Multi-component composite film method for preparing the same

#193
20090234032
2009-09-17

HYDROPHILIC, COMPOSITE, MICROPOROUS MEMBRANE AND ITS PRODUCTION METHOD

#194
20090191398
2009-07-30

MEMBRANES COMPRISING HYDROPHILIC COATINGS

#195
20090188857
2009-07-30

Permanent hydrophilic porous coatings and methods of making them

#196
20090181315
2009-07-16

PRODUCTION OF MICRO- AND NANOPORE MASS ARRANGEMENTS BY SELF-ORGANIZATION OF NANOPARTICLES AND SUBLIMATION TECHNOLOGY

#197
20090130419
2009-05-21

FOAM SHEET AND PRODUCTION PROCESS THEREOF

#198
20090042104
2009-02-12

Multi-component composite film method for preparing the same

#199
20090039014
2009-02-12

Porous Vinylidene Fluoride Resin Membrane for Water Treatment and Process for Producing the Same

#200
20090031897
2009-02-05

Cross-linkable and cross-linked mixed matrix membranes and methods of making the same

#201
20080300336
2008-12-04

UV CROSS-LINKED POLYMER FUNCTIONALIZED MOLECULAR SIEVE/POLYMER MIXED MATRIX MEMBRANES

#202
20080296527
2008-12-04

UV CROSS-LINKED POLYMER FUNCTIONALIZED MOLECULAR SIEVE/POLYMER MIXED MATRIX MEMBRANES

#203
20080245723
2008-10-09

Hollow Fiber Membrane Type Blood Purification Device

#204
20080199754
2008-08-21

Method for Preparing a Radiation Grafted Fuel Cell Membrane with Enhanced Chemical Stability and a Membrane Electrode Assembly

#205
20080197070
2008-08-21

Composite Membranes and Membrane Systems and Methods For Production and Utilization Thereof

#206
20080193820
2008-08-14

Method for fabricating proton exchange membrane having relational selective coefficient

#207
20080182044
2008-07-31

Porous membrane and recording medium comprising same

#208
20080171191
2008-07-17

Preparation of polydiacetylene coatings

#209
20080116078
2008-05-22

Preparation method of palladium alloy composite membrane for hydrogen separation

#210
20080073146
2008-03-27

Sound absorptive multilayer composite

#211
20080061002
2008-03-13

Hydrophilic substance and a production method thereof

#212
20080044643
2008-02-21

Polysulfone type selectively permeable hollow fiber membrane module and process for manufacturing the same

#213
20080023337
2008-01-31

Method for the production of a metal membrane filter

#214
20080014622
2008-01-17

Devices, systems and methods for reducing the concentration of a chemical entity in fluids

#215
20080000830
2008-01-03

Highly Water Permeable Hollow Fiber Membrane Type Blood Purifier and Process for Manufacturing the Same

#216
20070265426
2007-11-15

Synthesis of polyphosphazenes with sulfonimide side groups

#217
20070212514
2007-09-13

Thin Film Material and Method for Producing Same

#218
20070205155
2007-09-06

Method and device for evaluation of pharmaceutical compositions

#219
20070189961
2007-08-16

UV light exposure for functionalization and hydrophobization of pure-silica zeolites

#220
20070187320
2007-08-16

Polysulfone-base permselective hollow fiber membrane bundle and process for producing the same

#221
20070157803
2007-07-12

Nitrogen inerting system

#222
20070114167
2007-05-24

Bundle of selectively permeable polysulfone-based hollow fiber membranes and process for manufacturing same

#223
20070048512
2007-03-01

Functionalization of porous materials by vacuum deposition of polymers

#224
20070039471
2007-02-22

Filter element and method for the production thereof

#225
20070007195
2007-01-11

Composite membrane and process

#226
20060276555
2006-12-07

Process to prepare stable trifluorostyrene containing compounds grafted to base polymers using a solvent/water mixture

#227
20060257642
2006-11-16

Functionalization of porous materials by vacuum deposition of polymers

#228
20060237130
2006-10-26

ACOUSTIC WEB

#229
20060230937
2006-10-19

Composite material for ultra thin membranes

#230
20060210785
2006-09-21

Foamed product in a sheet form and method for production thereof

#231
20060188786
2006-08-24

Separator for secondary battery and porous film made of polyolefin blend and process for preparing the same

#232
20060157404
2006-07-20

Membrane post treatment

#233
20060144790
2006-07-06

System and method for liquid filtration based on a neutral filter material

#234
20060051647
2006-03-09

Polymer electrolyte membrane having excellent durability

#235
20050247629
2005-11-10

UV treated membranes

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20050221135
2005-10-06

Sulfonic acid group-containing, proton-conducting polymer composition, a solid electrolyte membrane and a solid polymer fuel cell

#237
20050218069
2005-10-06

Crosslinked polyvinyl alcohol-based polymer membrane and a process of its preparation

#238
20050218067
2005-10-06

Ablated predetermined surface geometric shaped boundary formed on porous material mounted on a substrate and methods of making same

#239
20050214162
2005-09-29

Process for production of a regioselective membrane

#240
20050181198
2005-08-18

Plasma treatment of porous materials

#241
20050118479
2005-06-02

Electrolyte film and solid polymer fuel cell using the same

#242
20050107490
2005-05-19

Bromine, chlorine or iodine functional polymer electrolytes crosslinked by e-beam

#243
20050087491
2005-04-28

Hybrid membrane, method for producing the same and use of said membrane

#244
20050082219
2005-04-21

Unsupported fluorocarbon copolymer membrane and a method for making the same

#245
20050072731
2005-04-07

Dialyzers for blood treatment and processes for production thereof

#246
20050020716
2005-01-27

Combining method

#247
20050020715
2005-01-27

Manufacturing method for electrolyte membrane