ClassID:

29955

B01D67/0083 - CPC Classification

Classification description:

Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus; After-treatment of organic or inorganic membranes Thermal after-treatment

Recent Application in this class:
#1
20260115673
2026-04-30

PREPARATION METHOD OF C-ZIF-67-DERIVED NANO-POROUS CARBON DOPED PDMS MIXED MATRIX MEMBRANE BASED ON TUBULAR CERAMIC CARRIER AND APPLICATION OF PERVAPORATION TO RECOVER ETHANOL

#2
20260108851
2026-04-23

POLYELECTROLYTE COACERVATE MEMBRANES AND METHODS FOR THE MANUFACTURE THEREOF

#3
20260070024
2026-03-12

Asymmetric Hollow Fiber Membrane

#4
20250281886
2025-09-11

REDUCED GRAPHENE OXIDE FORWARD OSMOSIS MEMBRANES, AND FABRICATION METHODS AND APPLICATIONS OF SAME

#5
20250262600
2025-08-21

GAS SEPARATION MEMBRANES

#6
20250196070
2025-06-19

Filtration membranes prepared from nanopowders

#7
20250153112
2025-05-15

THREE-DIMENSIONAL FILTRATION COMPOSITES AND METHODS OF MANUFACTURING

#8
20250144570
2025-05-08

PREPARATION METHOD FOR CHELATING MEMBRANE FOR PURIFYING WET ELECTRONIC CHEMICALS

#9
20250144569
2025-05-08

Bipolar Membranes

#10
20250122647
2025-04-17

HOLLOW FIBRES

#11
20250109529
2025-04-03

HOLLOW FIBRES

#12
20250025840
2025-01-23

High-Efficiency Degassing Polyolefin Hollow Fiber Membrane and Preparation Therefor and Use Thereof

#13
20250018349
2025-01-16

ORGANIC-INORGANIC HYBRID MEMBRANE, ORGANIC-INORGANIC HYBRID MEMBRANE COMPOSITE, GAS SEPARATION AND CONCENTRATION METHOD, GAS SEPARATION MEMBRANE MODULE, METHOD FOR PRODUCING ORGANIC-INORGANIC HYBRID MEMBRANE, AND METHOD FOR PRODUCING ORGANIC-INORGANIC HYBRID MEMBRANE COMPOSITE

#14
20250018345
2025-01-16

APPARATUS, SYSTEMS, AND METHODS FOR PURIFYING A FLUID WITH A SILICON CARBIDE MEMBRANE

#15
20240382908
2024-11-21

HYDROGEN PERMEABLE MEMBRANE INCLUDING OF PdCu ALLOY AND METHOD FOR PURIFYING HYDROGEN WITH HYDROGEN PERMEABLE MEMBRANE

#16
20240344006
2024-10-17

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

#17
20240342661
2024-10-17

RECYCLABLE ELECTRET FILTERING MEMBRANE, PREPARATION METHOD THEREFOR AND CLEANING AND CHARGE REGENERATION METHOD THEREFOR

#18
20240327638
2024-10-03

Hybrid Crosslinked Polymer Membrane And Process For Fabricating The Same

#19
20240307831
2024-09-19

REVERSE OSMOSIS MEMBRANE AND METHOD OF PRODUCING THE SAME

#20
20240278186
2024-08-22

PREPARATION METHOD, PRODUCT AND APPLICATION OF HYDROPHOBICALLY MODIFIED MEMBRANE BASED ON MULTI-EFFECT THERMAL ENERGY CONVERSION

#21
20240261737
2024-08-08

Forward Osmosis Membrane and Method for Producing Same

#22
20240246039
2024-07-25

LAYERED MICROPOROUS MEMBRANE PRODUCTS AND RELATED METHODS

#23
20240199830
2024-06-20

Polymer Films

#24
20240149242
2024-05-09

POLYMER COMPOSITE ARTICLE HAVING RETAINED SOLIDS AND METHODS OF FORMATION

#25
20240149225
2024-05-09

Fabrication of filtration membranes

#26
20240139688
2024-05-02

Polymeric Hollow Fiber Membrane Having A Crosslinked Selective Layer, Carbon Molecular Sieve Hollow Fiber Membrane, And Methods For Preparing The Same

#27
20240109019
2024-04-04

MEMBRANE ASSEMBLY FOR GAS SEPARATION, METHOD FOR PRODUCING THE MEMBRANE ASSEMBLY AND METHOD OF SEPARATING GASES

#28
20240100489
2024-03-28

Carbon-based Systems for Simultaneous Adsorption and Release of Small Molecules

#29
20240100488
2024-03-28

High Temperature-Resistant Composite Nanofiltration Membrane And Preparation Method Thereof

#30
20240082791
2024-03-14

Dendrimeric carbon dot-polyamide membranes

#31
20240001310
2024-01-04

PREPARATION METHOD OF ORGANOSILICA/CERAMIC COMPOSITE MEMBRANE WITH A GRADIENT PORE STRUCTURE

#32
20230415101
2023-12-28

METAL-ORGANIC FRAMEWORK MATERIAL SEPARATION MEMBRANE, PREPARATION METHOD THEREFOR, AND USE THEREOF

#33
20230415095
2023-12-28

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

#34
20230302411
2023-09-28

ASYMMETRIC HYDROPHOBIC POLYOLEFIN HOLLOW FIBER MEMBRANE, PREPARING METHOD, AND USE OF THE SAME

#35
20230294048
2023-09-21

Apparatus, systems, and methods for purifying a fluid with a silicon carbide membrane

#36
20230277989
2023-09-07

SEPARATION MEMBRANE COMPLEX, SEPARATION APPARATUS, SEPARATION METHOD, AND METHOD OF PRODUCING SEPARATION MEMBRANE COMPLEX

#37
20230277980
2023-09-07

High free volume membrane for gas separation

#38
20230271141
2023-08-31

ULTRAFAST WATER FLUX THROUGH HOT-PRESSED SOLUTION BLOWN SPUN NANOFIBER-BASED THIN FILM COMPOSITE MEMBRANES FOR FORWARD OSMOSIS

#39
20230241559
2023-08-03

Reverse osmosis membrane and method of producing the same

#40
20230211296
2023-07-06

POROUS MEMBRANE OF POLYTETRAFLUOROETHYLENE AND/OR MODIFIED POLYTETRAFLUOROETHYLENE HAVING HIGH STRENGTH AND SMALL PORE DIAMETER

#41
20230098985
2023-03-30

METHOD FOR PRODUCING GAS SEPARATION MEMBRANE, AND GAS SEPARATION MEMBRANE

#42
20230076317
2023-03-09

Forward osmosis membrane and method of preparing same

#43
20230074526
2023-03-09

Fe—Al-based metal membrane and preparation method thereof

#44
20230053706
2023-02-23

Separation membrane and method for producing separation membrane

#45
20230047835
2023-02-16

METHOD FOR MAKING POROUS FILTER MEMBRANES

#46
20230015482
2023-01-19

POROUS POLYTETRAFLUOROETHYLENE MEMBRANE HAVING A MACRO-TEXTURED SURFACE AND METHOD OF MAKING THE SAME

#47
20220410078
2022-12-29

HOLLOW FIBER MEMBRANES WITH POLYDIORGANOSILOXANE POLYOXAMIDE COPOLYMER SKIN LAYER AND METHODS OF MAKING AND USING THE SAME

#48
20220387937
2022-12-08

SPACER TUBE REVERSE OSMOSIS MEMBRANE AND PREPARATION METHOD THEREOF

#49
20220378713
2022-12-01

SOY PROTEINS FOR PREPARATION OF GELS, FIBERS AND FILMS

#50
20220372289
2022-11-24

Hybrid crosslinked polymer membrane

#51
20220355525
2022-11-10

PTFE porous membrane with a high strength and small pore size

#52
20220219126
2022-07-14

Zeolite membrane and preparation method thereof

#53
20220219124
2022-07-14

Ultrathin membrane fabrication

#54
20220212139
2022-07-07

High free volume membrane for gas separation

#55
20220184550
2022-06-16

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

#56
20220177632
2022-06-09

Porous-polymer-modified metal carbon nanotube composite membrane, preparation method and application thereof

#57
20220177333
2022-06-09

Method for purifying dye-containing wastewater based on porous-polymer-modified metal carbon nanotube composite membrane

#58
20220152561
2022-05-19

PREPARATION AND USE OF CELLULOSE NANOFIBER MEMBRANE

#59
20220134289
2022-05-05

Hollow fiber membrane and method for producing hollow fiber membrane

#60
20220080361
2022-03-17

Carbon molecular sieve membrane produced from a carbon forming polymer-polyvinylidene chloride copolymer blend

#61
20220062816
2022-03-03

Asymmetric hollow fiber membranes and methods of making and using the same

#62
20220032238
2022-02-03

Thin metal/ceramic hybrid membrane sheet and filter

#63
20220024774
2022-01-27

Method for synthesizing supported molecular sieve membrane by microwaves

#64
20220023803
2022-01-27

On-line drying of hollow fiber membranes

#65
20210395157
2021-12-23

Porous ceramic laminate and method for producing the same

#66
20210394125
2021-12-23

Crosslinked hollow-fibre membranes and new process for manufacturing the same

#67
20210346848
2021-11-11

Unsintered expanded polytetrafluoroethylene composite membranes having dimensional stability

#68
20210238637
2021-08-05

METHOD FOR PRODUCING COENZYME Q10

#69
20210229030
2021-07-29

Method of making carbon molecular sieve membranes

#70
20210220780
2021-07-22

DURABLE MEMBRANES FOR SEPARATION OF SOLUTES FROM ORGANIC SOLVENTS

#71
20210213393
2021-07-15

Method of controlling structure of defects in chabazite zeolite membranes through low temperature heat treatment

#72
20210197129
2021-07-01

Method Of Producing A Polymeric Membrane

#73
20210178336
2021-06-17

SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE

#74
20210154620
2021-05-27

Membranes in the form of hollow fibers for the separation of COfrom natural gas and method of preparation by heat treatment and development of a polymeric membrane precursor

#75
20210146314
2021-05-20

Apparatus, systems, and methods for purifying a fluid with a silicon carbide membrane

#76
20210106954
2021-04-15

Super-hydrophilic/underwater super-oleophobic separation membrane and preparation method thereof

#77
20210001285
2021-01-07

Method of preparing CO-selective membranes by controlling calcination process including rapid thermal processing and membranes produced thereby

#78
20200368695
2020-11-26

Base material, for membrane filter and method for producing same

#79
20200360870
2020-11-19

Method for synthesis of flexible multifunctional high-voidage ultrathin PE membranes

#80
20200306698
2020-10-01

Self-supporting MOF membranes

#81
20200306689
2020-10-01

Methane-selective mixed matrix membranes including nanoporous metal-organic framework materials to which a methane-selective functional group is introduced, the use thereof, and a method of preparing the same

#82
20200298184
2020-09-24

Method for preparing porous membrane of fluorine-based resin

#83
20200255292
2020-08-13

Binder-free and fouling-resistant CNT thin film membrane

#84
20200094198
2020-03-26

Composite membranes having intrinsic microporosity

#85
20200070102
2020-03-05

Thin metal/ceramic hybrid membrane sheet and filter

#86
20200017377
2020-01-16

SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE

#87
20190388842
2019-12-26

SELECTIVELY PERMEABLE GRAPHENE OXIDE MEMBRANE

#88
20190276628
2019-09-12

Porous polyether sulfone film and production method therefor

#89
20190262781
2019-08-29

Fabrication of filtration membranes

#90
20190247805
2019-08-15

POROUS MEMBRANE AND METHOD FOR MANUFACTURING POROUS MEMBRANE

#91
20190247799
2019-08-15

Method and System for Increasing the Thickness of a Carbon Nanotube Sheet Structure

#92
20190247784
2019-08-15

THERMALLY REARRANGED POLYMER GAS SEPARATION MEMBRANE HAVING FLUORINATED CROSS-LINKED STRUCTURE, AND PREPARATION METHOD THEREFOR

#93
20190151805
2019-05-23

Semipermeable membrane and method for producing semipermeable membrane

#94
20190151796
2019-05-23

Carbon dioxide environmental control system

#95
20190099722
2019-04-04

Method of making carbon molecular sieve membranes

#96
20190091634
2019-03-28

Method for producing a permeation membrane

#97
20190083941
2019-03-21

Method for producing laminated complex, and laminated complex

#98
20190022576
2019-01-24

Self-forming membrane for high flux and selective electrochemistry-based COcapture

#99
20180369761
2018-12-27

Method of making carbon molecular sieve membranes

#100
20180296982
2018-10-18

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

#101
20180264414
2018-09-20

Membranes and methods of use thereof

#102
20180185792
2018-07-05

Method of preparing decadodecasil 3R type zeolite membranes and membranes prepared thereby

#103
20180099251
2018-04-12

METHOD FOR PRODUCING POLYIMIDE MEMBRANES

#104
20180085783
2018-03-29

Methods and systems for coating hollow fiber membrane contactors

#105
20180079114
2018-03-22

Film-stretching apparatus and method of producing film

#106
20180079113
2018-03-22

Film-stretching apparatus and method of producing film

#107
20180065092
2018-03-08

Preparation and use of cellulose nanofiber membrane

#108
20180021738
2018-01-25

Gas-permeable membrane

#109
20170368507
2017-12-28

On-line drying of hollow fiber membranes

#110
20170348646
2017-12-07

Filters comprising oxygen-depleted SiC membranes

#111
20170348641
2017-12-07

Filters comprising SiC membranes incorporating nitrogen

#112
20170312697
2017-11-02

Process for forming a sintered iron oxide impregnated carbon nanotube membrane

#113
20170312696
2017-11-02

Carbon nanotube membranes

#114
20170312695
2017-11-02

Graphene oxide membranes and methods related thereto

#115
20170259213
2017-09-14

Method for preparing antibacterial and dust-removal membrane

#116
20170216781
2017-08-03

Solvent-resistant separation membrane

#117
20170216779
2017-08-03

Carbon membrane for fluid separation, fluid separation membrane module, and method for producing carbon membrane for fluid separation

#118
20170174537
2017-06-22

Selectively permeable graphene oxide membrane

#119
20170144109
2017-05-25

Apparatus, systems, and methods for purifying a fluid with a silicon carbide membrane

#120
20170113189
2017-04-27

Fabrication of carbon nanotube membranes

#121
20170100697
2017-04-13

Catalytic layer and use thereof in oxygen-permeable membranes

#122
20170096660
2017-04-06

Fabrication of hierarchical silica nanomembranes and uses thereof for solid phase extraction of nucleic acids

#123
20170050150
2017-02-23

TiO2 nanofiltration membranes prepared by molecular layer deposition for water purification

#124
20170028362
2017-02-02

Hydrophilic porous polytetrafluoroethylene membrane (II)

#125
20170014754
2017-01-19

Gas separation composite and method of producing same

#126
20170007970
2017-01-12

Novel Spiral Wound Membrane Leaf Packet for Spiral Wound Filtration Modules

#127
20160354997
2016-12-08

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

#128
20160354730
2016-12-08

METHOD FOR THE PRODUCTION OF POLY(METH)ACRYLONITRILE-BASED POLYMER MEMBRANES, POLYMER MEMBRANES, AND ALSO SOLUTIONS FOR THE PRODUCTION OF A POLYMER MEMBRANE

#129
20160346740
2016-12-01

ULTRA-SELECTIVE CARBON MOLECULAR SIEVE MEMBRANES AND METHODS OF MAKING

#130
20160339394
2016-11-24

Method of producing composite

#131
20160326056
2016-11-10

Sintered clay mineral matrix doped with rare earth metals, transition metals, or post-transition metals

#132
20160317978
2016-11-03

Composite membrane

#133
20160310910
2016-10-27

PROCESS FOR THE FABRICATION OF A WATER FILTER

#134
20160279577
2016-09-29

METHOD FOR THE PRODUCTION OF SOLVENT-STABLE POLYMER MEMBRANES, POLYMER MEMBRANE AND ALSO SOLUTION FOR THE PRODUCTION OF A POLYMER MEMBRANE

#135
20160271570
2016-09-22

Crosslinked, thermally rearranged poly(benzoxazole-co-imide), gas separation membranes comprising the same and preparation method thereof

#136
20160250601
2016-09-01

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

#137
20160250585
2016-09-01

UV and thermally treated polymeric membranes

#138
20160243506
2016-08-25

Process for manufacturing fluoropolymer membranes

#139
20160243505
2016-08-25

Seaweed polysaccharide based superhydrophilic foam membrane for energy-efficient oil-water separation

#140
20160236156
2016-08-18

Spiral wound membrane module with reinforced fold line

#141
20160214065
2016-07-28

Thermally rearranged poly(benzoxazoleco-imide) separation membrane for membrane distillation and fabrication method thereof

#142
20160185629
2016-06-30

Curable compositions and membranes

#143
20160158709
2016-06-09

COMPOSITE INCLUDING PTFE MEMBRANE

#144
20160144323
2016-05-26

Method for producing polyimide membranes

#145
20160141574
2016-05-19

Method of manufacturing separator for electrochemical device and separator for electrochemical device manufactured thereby

#146
20160114291
2016-04-28

Acid resistant PBI membrane for pervaporation dehydration of acidic solvents

#147
20160051944
2016-02-25

Solvent and acid stable membranes, methods of manufacture thereof and methods of use thereof inter alia for separating metal ions from liquid process streams

#148
20160030974
2016-02-04

Manufacturing method of porous multilayered polyolefin

#149
20160016125
2016-01-21

Ceramic separation membrane structure and method for producing same

#150
20150360170
2015-12-17

Aircraft fuel tank flammability reduction method and system

#151
20150343398
2015-12-03

Membrane comprising self-assembled block copolymer and process for producing the same by spray coating (IIc)

#152
20150343397
2015-12-03

Membrane comprising self-assembled block copolymer and process for producing the same by spray coating (Ic)

#153
20150337098
2015-11-26

Porous polytetrafluoroethylene film and method for producing same

#154
20150328582
2015-11-19

Electrode-support type of gas-separation membrane module, tubular structure of same, production method for tubular structure, and hydrocarbon reforming method using same

#155
20150321150
2015-11-12

SEPARATION MEMBRANE FOR TREATING GAS CONTAINING ACIDIC GAS AND METHOD FOR PRODUCING SAME, METHOD FOR SEPARATING ACIDIC GAS OR METHANE GAS, AND METHOD FOR PRODUCING ACIDIC GAS OR METHANE GAS

#156
20150315039
2015-11-05

METHOD FOR TREATING WATER CONTAINING WATER-INSOLUBLE SUBSTANCE

#157
20150314232
2015-11-05

Chemically stable ceramic-metal composite membrane for hydrogen separation

#158
20150292090
2015-10-15

METHOD OF MAKING A SUPPORTED GAS SEPARATION MEMBRANE

#159
20150265976
2015-09-24

Hollow fiber semipermeable membrane, method for manufacturing same, module, and water treatment method

#160
20150258508
2015-09-17

CERAMIC FILTRATION MEMBRANE

#161
20150246318
2015-09-03

Methods to Rapidly Deposit Thin Films (or Coatings) of Microporous Material on Supports Using Thermally Induced Self-Assembly

#162
20150231574
2015-08-20

Method of preparing or reconditioning a leak stable gas separation membrane system

#163
20150217239
2015-08-06

Methods for manufacturing ion exchange membranes

#164
20150202577
2015-07-23

Multifunctional Coatings on Microporous Substrates

#165
20150196872
2015-07-16

Preparation of asymmetric porous materials

#166
20150094445
2015-04-02

Asymmetric modified carbon molecular sieve hollow fiber membranes having improved permeance

#167
20150094429
2015-04-02

Polybenzoxazole membranes from self-cross-linkable aromatic polyimide membranes

#168
20150059579
2015-03-05

GAS SEPARATION MEMBRANE FOR CARBON DIOXIDE AND PREPARATION METHOD THEREOF

#169
20150053605
2015-02-26

Method for manufacturing silica membrane filter, and silica membrane filter

#170
20150037802
2015-02-05

Fabrication of hierarchical silica nanomembranes and uses thereof for solid phase extraction of nucleic acids

#171
20140283685
2014-09-25

Gas separation membrane

#172
20140251897
2014-09-11

Composite membranes having intrinsic microporosity

#173
20140163124
2014-06-12

Porous film manufacturing method and apparatus

#174
20130313192
2013-11-28

Acid resistant PBI membrane for pervaporation dehydration of acidic solvents

#175
20130233791
2013-09-12

SEPARATION MEMBRANE FOR WATER TREATMENT AND MANUFACTURING METHOD THEREOF

#176
20130092025
2013-04-18

Defectless hydrogen separation membrane, production method for defectless hydrogen separation membrane and hydrogen separation method

#177
20130034777
2013-02-07

MICROPOROUS MEMBRANE, BATTERY SEPARATOR AND BATTERY

#178
20130026088
2013-01-31

Membrane and membrane separation system

#179
20130020243
2013-01-24

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

#180
20130005845
2013-01-03

Microporous film

#181
20120301697
2012-11-29

PREPARATION OF ASYMMETRIC POROUS MATERIALS

#182
20120273421
2012-11-01

Solvent and acid stable membranes, methods of manufacture thereof and methods of use thereof inter alia for separating metal ions from liquid process streams

#183
20120259027
2012-10-11

Curable compositions and membranes

#184
20120248032
2012-10-04

Curable compositions and membranes

#185
20120232178
2012-09-13

Surface free energy based filled polymer microporous films

#186
20120228792
2012-09-13

Post processing filled microporous membranes

#187
20120228214
2012-09-13

Filled porous membrane

#188
20120223017
2012-09-06

Oil purification method and apparatus with porous membrane

#189
20120201988
2012-08-09

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

#190
20120148828
2012-06-14

Molecular sieve membranes and thermal treatment methods of making the same

#191
20120128999
2012-05-24

SULFUR-RESISTANT COMPOSITE METAL MEMBRANES

#192
20120067209
2012-03-22

Gas separation membrane

#193
20120058302
2012-03-08

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

#194
20120055784
2012-03-08

PREPARATION METHOD OF PALLADIUM ALLOY COMPOSITE MEMBRANE FOR HYDROGEN SEPARATION

#195
20120003387
2012-01-05

AMINE AQUEOUS SOLUTION FOR FORMING AN ACTIVE LAYER OF POLYAMIDE REVERSE OSMOSIS COMPOSITE MEMBRANE, POLYAMIDE REVERSE OSMOSIS COMPOSITE MEMBRANE PREPARED THEREBY, AND PREPARATION METHOD THEREOF

#196
20120000845
2012-01-05

Nanoporous films and method for manufacturing the same

#197
20110316181
2011-12-29

PROCESS OF MAKING ASYMMETRIC POLYBENZOXAZOLE MEMBRANES

#198
20110300718
2011-12-08

ON-WAFER CRYSTALLIZATION FOR PURE-SILICA-ZEOLITE ULTRA LOW-K FILMS

#199
20110290112
2011-12-01

High permeance polyimide membranes for air separation

#200
20110254186
2011-10-20

PTFE membrane

#201
20110223407
2011-09-15

Method of producing microporous polymer membrane and microporous polymer membrane produced by the method

#202
20110139007
2011-06-16

Hydrogen separator and process for production thereof

#203
20110120942
2011-05-26

Modified polyamide membrane

#204
20110113958
2011-05-19

Method of making a high-performance supported gas separation molecular sieve membrane using a shortened crystallization time

#205
20110094380
2011-04-28

ULTRA-THIN CO2 SELECTIVE ZEOLITE MEMBRANE FOR CO2 SEPARATION FROM POST-COMBUSTION FLUE GAS

#206
20110014459
2011-01-20

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

#207
20100314320
2010-12-16

Dehydration system and dehydration method

#208
20100244306
2010-09-30

ASYMMETRIC GAS SEPARATION MEMBRANES WITH SUPERIOR CAPABILITIES FOR GAS SEPARATION

#209
20100212504
2010-08-26

Gas separation membrane

#210
20100186586
2010-07-29

Process for upgrading natural gas with improved management of CO

#211
20100181250
2010-07-22

AMINE AQUEOUS SOLUTION FOR FORMING AN ACTIVE LAYER OF POLYAMIDE REVERSE OSMOSIS COMPOSITE MEMBRANE, POLYAMIDE REVERSE OSMOSIS COMPOSITE MEMBRANE PREPARED THEREBY, AND PREPARATION METHOD THEREOF

#212
20100178468
2010-07-15

Ultra-thin microporous/hybrid materials

#213
20100159143
2010-06-24

Ultrafiltration membranes and methods of making and use of ultrafiltration membranes

#214
20100147763
2010-06-17

MODIFIED POROUS MEMBRANES, METHODS OF MEMBRANE PORE MODIFICATION, AND METHODS OF USE THEREOF

#215
20100116130
2010-05-13

METHOD OF MAKING A HIGH-PERFORMANCE SUPPORTED GAS SEPARATION MOLECULAR SIEVE MEMBRANE USING A SHORTENED CRYSTALLIZATION TIME

#216
20100084335
2010-04-08

Composite membrane for the separation of water and method for manufacturing same

#217
20100071559
2010-03-25

MEMBRANES AND DEVICES FOR GAS SEPARATION

#218
20100056816
2010-03-04

SHAPED POROUS BODIES OF ALPHA-ALUMINA AND METHODS FOR THE PREPARATION THEREOF

#219
20100056369
2010-03-04

Methods of making inorganic membranes

#220
20100051535
2010-03-04

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

#221
20090297850
2009-12-03

HOLLOW FIBER, DOPE COMPOSITION FOR FORMING HOLLOW FIBER, AND METHOD OF MAKING HOLLOW FIBER USING THE SAME

#222
20090286078
2009-11-19

POLYIMIDES DOPE COMPOSITION, PREPARATION METHOD OF HOLLOW FIBER USING THE SAME AND HOLLOW FIBER PREPARED THEREFROM

#223
20090283419
2009-11-19

Catalyst Consisting of a Solid Support, an Oxide and a Metal Active Phase Which is Grafted on the Oxide, a Method for the Preparation and the Use Thereof

#224
20090274944
2009-11-05

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

#225
20090269656
2009-10-29

Microporous polyethylene membrane, its production method, and battery separator

#226
20090266237
2009-10-29

Membrane for Gas Phase Separation and Suitable Method for Production Thereof

#227
20090263591
2009-10-22

Multi-component composite film method for preparing the same

#228
20090226814
2009-09-10

Microporous membrane, battery separator and battery

#229
20090226813
2009-09-10

Microporous Membrane, Battery Separator and Battery

#230
20090200172
2009-08-13

Method of manufacturing fuel cell

#231
20090194479
2009-08-06

MODIFIED POLYAMINE MEMBRANE

#232
20090184037
2009-07-23

MEMBRANE STRUCTURE FOR GAS SEPARATION

#233
20090169943
2009-07-02

SOLID ELECTROLYTE MULTILAYER MEMBRANE, METHOD AND APPARATUS OF PRODUCING THE SAME, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL

#234
20090151355
2009-06-18

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

#235
20090139925
2009-06-04

Multizone polymer membrane and dialyzer

#236
20090130517
2009-05-21

SOLID ELECTROLYTE MEMBRANE, METHOD AND APPARATUS OF PRODUCING THE SAME, MEMBRANE ELECTRODE ASSEMBLY, AND FUEL CELL

#237
20090130419
2009-05-21

FOAM SHEET AND PRODUCTION PROCESS THEREOF

#238
20090120293
2009-05-14

Method of making a leak stable gas separation membrane system

#239
20090090241
2009-04-09

GAS SEPARATION MEMBRANES CONTAINING A MICROPOROUS SILICA LAYER BASED ON SILICA DOPED WITH A TRIVALENT ELEMENT

#240
20090056549
2009-03-05

Hydrogen permeation/separation thin membrane

#241
20090042104
2009-02-12

Multi-component composite film method for preparing the same

#242
20080290020
2008-11-27

Method for making oriented single-walled carbon nanotube/polymer nano-composite membranes

#243
20080268059
2008-10-30

Immobilizing particles onto surfaces

#244
20080264862
2008-10-30

Method for forming uneven perforations in membrane or film

#245
20080237118
2008-10-02

Polyamide reverse osmosis composite membrane and preparation method thereof

#246
20080223043
2008-09-18

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

#247
20080185332
2008-08-07

Modified polyamide membrane

#248
20080143014
2008-06-19

Asymmetric Gas Separation Membranes with Superior Capabilities for Gas Separation

#249
20080116078
2008-05-22

Preparation method of palladium alloy composite membrane for hydrogen separation

#250
20080095690
2008-04-24

Nano-sized needle crystal mullite film and method of making

#251
20080038567
2008-02-14

Method of making sulfur-resistant composite metal membranes

#252
20070272606
2007-11-29

Multi-functional coatings on microporous substrates

#253
20070264181
2007-11-15

Catalytically active porous element

#254
20070189961
2007-08-16

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

#255
20070180991
2007-08-09

Methods for providing thin hydrogen separation membranes and associated uses

#256
20070112189
2007-05-17

High silica cds-1 zeolite

#257
20070084788
2007-04-19

Ultrafiltration membranes and methods of making and use of ultrafiltration membranes

#258
20070039471
2007-02-22

Filter element and method for the production thereof

#259
20070001323
2007-01-04

Multi-layered membrane for air diffuser

#260
20060211567
2006-09-21

Method and slip for production of a moulded body from ceramic material ceramic moulded body and use of such a moulded body

#261
20060210785
2006-09-21

Foamed product in a sheet form and method for production thereof

#262
20060191844
2006-08-31

Highly water-permeable blood purifier of hollow-fiber membrane type

#263
20060188737
2006-08-24

Process for preparing palladium alloy composite membranes for use in hydrogen separation, palladium alloy composite membranes and products incorporating or made from the membranes

#264
20060174767
2006-08-10

Hydrogen separator and method for production thereof

#265
20060157893
2006-07-20

PTFE membrane

#266
20060144239
2006-07-06

Gas separating body and method for producing same

#267
20060138044
2006-06-29

Membrane and use thereof

#268
20060131182
2006-06-22

Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions

#269
20060115643
2006-06-01

Hydrogen separator and process for production thereof

#270
20060054541
2006-03-16

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

#271
20050260475
2005-11-24

Polymer electrolyte membrane, method for producing same, and membrane electrode assembly and polymer electrolyte fuel cell comprising same

#272
20050260474
2005-11-24

Polymer electrolyte membrane and polymer electrolyte fuel cell comprising same

#273
20050227060
2005-10-13

Porous ceramic laminate and production thereof

#274
20050204916
2005-09-22

High-selectivity supported SAPO membranes

#275
20050166754
2005-08-04

Method for preventing fuel infiltration into microporous polymer membranes

#276
20050118479
2005-06-02

Electrolyte film and solid polymer fuel cell using the same

#277
20050106439
2005-05-19

Controlled heating and cooling of mixed conducting metal oxide materials

#278
20050082219
2005-04-21

Unsupported fluorocarbon copolymer membrane and a method for making the same

#279
20050070193
2005-03-31

Ceramic membrane based on a substrate containing polymer or natural fibres, method for the production and use thereof

#280
20050011359
2005-01-20

Metal solution-diffusion membrane and method for producing the same

#281
17862810
2022-11-29

Composite covalent organic framework membranes

#282
15203514
2018-11-13

Highly selective, ultralight, electro-spun filter media for separating oil-water mixtures