ClassID:

30905

B01D2323/42 - CPC Classification

Classification description:

Details relating to membrane preparation Details of membrane preparation apparatus

Recent Application in this class:
#1
20260145140
2026-05-28

MECHANICALLY STABLE ULTRAFILTRATION MEMBRANE, AND METHOD FOR PRODUCING SAME

#2
20250387761
2025-12-25

THERMALLY-INTENSIFIED INTERFACIAL POLYMERIZATION FOR ULTRA-SELECTIVE REVERSE OSMOSIS MEMBRANES

#3
20250269331
2025-08-28

INORGANIC MEMBRANES AND METHODS OF FABRICATION THEREOF

#4
20250262596
2025-08-21

SPIRAL WOUND FILTRATION DEVICE AND METHODS OF MANUFACTURE

#5
20250153110
2025-05-15

METHOD FOR THE PRODUCTION OF A MEMBRANE ENVELOPE

#6
20250121333
2025-04-17

Advanced carbon molecular sieve membranes derived from composite polyimide hollow fiber precursors

#7
20250091015
2025-03-20

LARGE-SCALE FABRICATION TECHNIQUE FOR PIM-1 ASYMMETRIC MEMBRANES DOPED WITH LOW-MOLECULAR-WEIGHT POLYETHYLENE GLYCOL FOR GAS SEPARATION

#8
20250065277
2025-02-27

POLYAMIDE COMPOSITE MEMBRANE PREPARED BY VAPOR-ASSISTED ELECTROSTATIC SPRAY, PREPARATION METHOD AND APPLICATION THEREOF

#9
20250033000
2025-01-30

PROCESS FOR OBTAINING REDUCED GRAPHENE OXIDE MEMBRANES, REACTOR FOR CARRYING OUT SAID PROCESS, REDUCED GRAPHENE OXIDE MEMBRANES OBTAINED FROM THIS PROCESS AND THEIR USES IN A SEPARATION PROCESS

#10
20250032994
2025-01-30

METHODS AND APPARATUS FOR FORMING APERTURES IN A SOLID STATE MEMBRANE USING DIELECTRIC BREAKDOWN

#11
20250025840
2025-01-23

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

#12
20240325979
2024-10-03

FORMED SHEET MEMBRANE ELEMENT AND FILTRATION SYSTEM

#13
20240316505
2024-09-26

APPARATUSES, METHODS, AND SYSTEMS FOR FABRICATING GRAPHENE MEMBRANES

#14
20240299884
2024-09-12

METHODS AND APPARATUS FOR FORMING APERTURES IN A SOLID STATE MEMBRANE USING DIELECTRIC BREAKDOWN

#15
20240181402
2024-06-06

POROUS COMPOSITE MEMBRANE FORMED BY BLENDING PERFLUOROALKOXY ALKANE (PFA) AND ORGANIC MATERIAL, AND MANUFACTURING METHOD THEREOF

#16
20240156682
2024-05-16

Reinforced Gas Permeable Blood Storage Bags, and Methods of Preparation Thereof

#17
20230398502
2023-12-14

Micropore membranes and methods of fabrication thereof using pillar templates

#18
20230366127
2023-11-16

ASSEMBLY COMPRISING A CENTER-FLUID DISTRIBUTOR AND A MULTI-FIBER SPINNERET

#19
20230256391
2023-08-17

FORMED SHEET MEMBRANE ELEMENT AND FILTRATION SYSTEM

#20
20230226731
2023-07-20

DIALYZER MANUFACTURING TOOL

#21
20230211296
2023-07-06

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

#22
20230039445
2023-02-09

Apparatus and process for producing a filter element

#23
20230024203
2023-01-26

PROCESS FOR MANUFACTURING A STERILIZING FILTER

#24
20230008282
2023-01-12

Fiber bundle handover

#25
20220410081
2022-12-29

Mechanically stable ultrafiltration membrane, and method for producing same

#26
20220410069
2022-12-29

FORMED SHEET MEMBRANE ELEMENT AND FILTRATION SYSTEM

#27
20220339585
2022-10-27

Spinneret

#28
20220323911
2022-10-13

Dendrimer particles and related mixed matrix filtration membranes, compositions, methods, and systems

#29
20220314174
2022-10-06

Micropore membranes and methods of fabrication thereof using pillar templates

#30
20220314173
2022-10-06

Pillar template for making micropore membranes and methods of fabrication thereof

#31
20220266202
2022-08-25

Light Curing for Membrane Performance

#32
20220250011
2022-08-11

Porous polytetrafluoroethylene membrane, and thermosetting method

#33
20220212148
2022-07-07

Apparatuses, methods, and systems for fabricating graphene membranes

#34
20220088543
2022-03-24

System and method for producing hollow fibre membranes

#35
20220023803
2022-01-27

On-line drying of hollow fiber membranes

#36
20220001334
2022-01-06

Spiral Wound Filtration Device And Methods Of Manufacture

#37
20210402355
2021-12-30

Nanoparticles for use in membranes

#38
20210354091
2021-11-18

Production of thin film composite hollow fiber membranes

#39
20210346846
2021-11-11

Polymer membranes

#40
20210316252
2021-10-14

Method for determining a permeation property of hollow fibre membrane bundles

#41
20210291120
2021-09-23

Multi-layer composite gas separation membranes, methods for preparation, and use

#42
20210275970
2021-09-09

Formed sheet membrane element and filtration system

#43
20210252460
2021-08-19

Thin film composite hollow fiber membranes fabrication systems

#44
20210252459
2021-08-19

Thin film composite hollow fiber membranes fabrication systems

#45
20210236997
2021-08-05

Ultra large-width and consecutive coating device and method for manufacturing membrane using the same

#46
20210220777
2021-07-22

FILTER DEVICE

#47
20210170652
2021-06-10

Dialyzer manufacturing tool

#48
20200392639
2020-12-17

Nano-porous anodic aluminum oxide membrane for healthcare and biotechnology

#49
20200298454
2020-09-24

Membrane surface hydrophobicity through electro-hydrodynamic film patterning

#50
20200298185
2020-09-24

Thin film composite hollow fibre membrane

#51
20200197868
2020-06-25

POROUS MEMBRANE AND METHOD FOR PRODUCING POROUS MEMBRANE

#52
20200188863
2020-06-18

POLYOLEFIN MICROPOROUS MEMBRANE, SEPARATOR FOR BATTERIES, AND METHODS RESPECTIVELY OF PRODUCING THE MEMBRANE AND THE SEPARATOR

#53
20200179880
2020-06-11

Methods and apparatus for forming apertures in a solid state membrane using dielectric breakdown

#54
20200156014
2020-05-21

Spinneret, device having a spinneret, method for producing a hollow fiber or hollow fiber membrane by means of a spinneret and filter

#55
20200122094
2020-04-23

CURED EPOXYSILICONE LAYER MEMBRANE FOR NANOFILTRATION

#56
20200070101
2020-03-05

Method for preparing isoporous hollow fiber composite membranes

#57
20200070100
2020-03-05

VARIABLE-DIAMETER SPINNING NOZZLE AND PROCESSING DEVICES FOR HOLLOW FIBER MEMBRANE BUNDLE AND MEMBRANE MODULE

#58
20200038810
2020-02-06

Formed sheet membrane element and filtration system

#59
20190283071
2019-09-19

METHOD AND APPARATUS FOR FORMING ARTICLES WITH NON-UNIFORMLY PATTERNED COATINGS

#60
20190247799
2019-08-15

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

#61
20190240625
2019-08-08

Method for determining a permeation property of hollow fibre membrane bundles

#62
20190217253
2019-07-18

Self-coiling hollow fibre membrane

#63
20190176093
2019-06-13

System and method for manufacturing a membrane filter

#64
20190176090
2019-06-13

Hybrid polymeric hollow fiber membrane, hybrid carbon molecular sieve hollow fiber membrane, and processes for preparing the same

#65
20190168171
2019-06-06

Method and device for manufacturing a hollow fiber membrane module

#66
20190126205
2019-05-02

Device for mass transfer, and method of production

#67
20190105611
2019-04-11

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

#68
20190099724
2019-04-04

Method, spinneret and system for fabricating multilayer membranes

#69
20190083937
2019-03-21

FILTER ELEMENT AND A METHOD OF MANUFACTURING THEREOF

#70
20190076790
2019-03-14

Porous membrane, porous membrane module, method for producing porous membrane, method for producing clarified liquid, and method for producing beer

#71
20190046932
2019-02-14

Hollow fibre membrane having three dimensional texturing

#72
20190022598
2019-01-24

Monofilament-reinforced hollow fiber membrane with scalloped lumen

#73
20190009222
2019-01-10

Liquid membrane conveying apparatus for preparing porous membrane

#74
20190009216
2019-01-10

Formed sheet membrane element and filtration system

#75
20180342738
2018-11-29

Apparatus and method manufacturing composite membrane

#76
20180327930
2018-11-15

Filament production device

#77
20180290107
2018-10-11

Filter device

#78
20180257042
2018-09-13

Filtration medium sequence for biomaterial purification

#79
20180243783
2018-08-30

APPARATUS AND METHOD FOR ROLL-TO-ROLL MEMBRANE MANUFACTURE

#80
20180236481
2018-08-23

Method and apparatus for forming articles with non-uniformly patterned coatings

#81
20180178167
2018-06-28

Membrane surface hydrophobicity through electro-hydrodynamic film patterning

#82
20180169587
2018-06-21

Method for preparing an asymmetric membrane

#83
20180141254
2018-05-24

Very thin tube made from TPU and its production process

#84
20180141007
2018-05-24

Methods and apparatus for forming apertures in a solid state membrane using dielectric breakdown

#85
20180104655
2018-04-19

Polymeric membranes

#86
20180104654
2018-04-19

Production system for composite porous solid articles

#87
20180085783
2018-03-29

Methods and systems for coating hollow fiber membrane contactors

#88
20180051394
2018-02-22

Reel changing device and reel changing method

#89
20170368507
2017-12-28

On-line drying of hollow fiber membranes

#90
20170361283
2017-12-21

Ultra large-width and consecutive coating device and method for manufacturing membrane using the same

#91
20170348644
2017-12-07

METHOD FOR PRODUCING HOLLOW FIBER MEMBRANE AND HOLLOW FIBER MEMBRANE-SPINNING NOZZLE

#92
20170274412
2017-09-28

Apparatus for coating catalyst slurry

#93
20170266625
2017-09-21

Composite hollow fiber membrane module and manufacturing method therefor

#94
20170252705
2017-09-07

Methods of enhancing water flux of a TFC membrane using oxidizing and reducing agents

#95
20170252704
2017-09-07

LARGE SCALE MANUFACTURING OF NANOSTRUCTURED MATERIAL

#96
20170239625
2017-08-24

Method of producing flat sheet membrane element and flat sheet membrane element

#97
20170232401
2017-08-17

Separation membrane structure and method for manufacturing same

#98
20170173511
2017-06-22

Method for retrovirus removal

#99
20170144938
2017-05-25

MONOLITH

#100
20170144108
2017-05-25

Apparatus for heat-treating inner side surface of braid for hollow fiber membrane reinforcement for water treatment and braid for hollow fiber membrane reinforcement for water treatment manufactured using the same

#101
20170136421
2017-05-18

Ultrafiltration membranes and methods of making

#102
20170130184
2017-05-11

Hollow microfiber

#103
20170113192
2017-04-27

FORWARD OSMOSIS MEMBRANES

#104
20170056833
2017-03-02

Compression bar apparatus

#105
20170043299
2017-02-16

UV-IRRADIATED HOLLOW FIBER MEMBRANES

#106
20170028353
2017-02-02

Formed sheet membrane element and filtration system

#107
20170005354
2017-01-05

Polymer electrolyte film

#108
20160339394
2016-11-24

Method of producing composite

#109
20160319092
2016-11-03

Plasma assisted hydrophilicity enhancement of polymer materials

#110
20160319091
2016-11-03

Plasma assisted hydrophilicity enhancement of polymer materials

#111
20160271568
2016-09-22

Surface-modified fluoropolymer membrane

#112
20160257049
2016-09-08

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

#113
20160243507
2016-08-25

Method of producing composite, and composite

#114
20160184777
2016-06-30

Non-braided, textile-reinforced hollow fiber membrane

#115
20160177511
2016-06-23

Systems and methods for continuous manufacture of buckypaper materials

#116
20160172701
2016-06-16

Method for preparing a composite membrane

#117
20160121005
2016-05-05

Filter and container having microbicidal activity

#118
20160096149
2016-04-07

NANOCOMPOSITE MIXED-MATRIX MEMBRANE

#119
20160090514
2016-03-31

Method and apparatus for fabricating separator assembly

#120
20160038883
2016-02-11

POROUS FILM MANUFACTURING METHOD AND APPARATUS

#121
20160016123
2016-01-21

Membrane cartridge and membrane-cartridge production method

#122
20160008768
2016-01-14

Method of producing composite for acid gas separation

#123
20160008764
2016-01-14

Method of producing composite for acid gas separation and apparatus for producing same

#124
20150343394
2015-12-03

HOLLOW FIBER MEMBRANE MODULE, METHOD FOR PRODUCING HOLLOW FIBER MEMBRANE, AND METHOD FOR PRODUCING HOLLOW FIBER MEMBRANE MODULE

#125
20150273401
2015-10-01

SELECTIVE MEMBRANE SUPPORTED ON NANOPOROUS GRAPHENE

#126
20150258499
2015-09-17

Ultrafiltration membranes and methods of making

#127
20150231575
2015-08-20

Method of Treating a Porous Substrate and Manufacture of a Membrane

#128
20150209735
2015-07-30

Porous polyamide hollow fiber membrane having very small pore diameter, and method for producing same

#129
20150190756
2015-07-09

Asymmetric membranes

#130
20150182913
2015-07-02

Ultrafiltration membranes and methods of making

#131
20150174809
2015-06-25

Production method of deformed porous hollow fiber membrane

#132
20150109008
2015-04-23

Method for controlling the size of solid-state nanopores

#133
20150108008
2015-04-23

Fabrication of nanopores using high electric fields

#134
20150090657
2015-04-02

Device suitable for treatment of a fluid as well as a method and machine suitable for the manufacture of such a device

#135
20150075027
2015-03-19

Method for producing porous membrane and drying device of porous membrane

#136
20150068973
2015-03-12

Method for preparing a membrane from fibril cellulose and fibril, cellulose membrane

#137
20150068451
2015-03-12

Supported gas separation membrane and method

#138
20150060364
2015-03-05

Thin film composite membrane structures

#139
20150027948
2015-01-29

Backwashable filtration element

#140
20150010433
2015-01-08

Production method for medical instrument and medical instrument

#141
20140339153
2014-11-20

Monofilament-reinforced hollow fiber membrane

#142
20140319051
2014-10-30

Water-treatment separating membrane of high flux having good chlorine resistance

#143
20140311969
2014-10-23

Water-treatment separating membrane of high flux having good chlorine resistance

#144
20140305863
2014-10-16

Composite membranes

#145
20140302304
2014-10-09

Device and method for producing highly porous, crystalline surface coatings

#146
20140251377
2014-09-11

Process for continuously washing a hollow fiber membrane for depleting residuals

#147
20140230369
2014-08-21

Apparatus and method for manufacturing fiber bundles

#148
20140221629
2014-08-07

Ultrafiltration membranes and methods of making

#149
20140220246
2014-08-07

Ultrafiltration membranes and methods of making

#150
20140166571
2014-06-19

Hollow fibers having a winding channel

#151
20140163124
2014-06-12

Porous film manufacturing method and apparatus

#152
20140158610
2014-06-12

Composite mixed matrix membranes for membrane distillation and related methods of manufacture

#153
20140144323
2014-05-29

Silica-like membrane for separating gas and the method for forming the same

#154
20140054215
2014-02-27

Forward osmosis membranes

#155
20140048487
2014-02-20

Filtration membrane

#156
20140048473
2014-02-20

Method of potting hollow fiber membranes and apparatus for filtering liquid with hollow fiber membranes

#157
20140047728
2014-02-20

Drying device for hollow fiber membrane

#158
20140035185
2014-02-06

Method for forming hollow fiber bundles

#159
20130292034
2013-11-07

Method and apparatus for fabricating separator assembly

#160
20130287958
2013-10-31

Method and apparatus of producing composite for carbon dioxide separation

#161
20130284022
2013-10-31

Composition for formation of carbon dioxide separation membrane, carbon dioxide separation membrane and process for production thereof, and carbon dioxide separation apparatus

#162
20130267621
2013-10-10

Polytetrafluoroethylene mixture

#163
20130255499
2013-10-03

Plasma spray method for the manufacture of an ion conducting membrane and an ion conducting membrane

#164
20130224379
2013-08-29

Method for manufacturing sheet-shaped separation membrane

#165
20130213875
2013-08-22

High flux hollow fiber ultrafiltration membranes and process for the preparation thereof

#166
20130210596
2013-08-15

Method for producing hollow fiber membrane sheet-like object, method for producing hollow fiber membrane module, and device for producing hollow fiber membrane sheet-like object

#167
20130193075
2013-08-01

Asymmetric membranes

#168
20130186179
2013-07-25

ePTFE filter for aseptic pharmaceutical use and method of using

#169
20130168007
2013-07-04

Method to make yarn-reinforced hollow fiber membranes around a soluble core

#170
20130153490
2013-06-20

Hollow fiber membrane with compatible reinforcements

#171
20130122187
2013-05-16

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

#172
20130118973
2013-05-16

Filter media for a liquid filter using an electrospun nanofiber web, method for manufacturing same, and liquid filter using same

#173
20130112614
2013-05-09

Monofilament-reinforced hollow fiber membrane with scalloped lumen

#174
20130104416
2013-05-02

Drying device and drying method for hollow fiber membranes

#175
20130101739
2013-04-25

Formed sheet membrane element and filtration system

#176
20130092621
2013-04-18

Formed sheet membrane element and filtration system

#177
20130081540
2013-04-04

Low-cost method for fabricating palladium and palladium-alloy thin films on porous supports

#178
20130075325
2013-03-28

Surface-modified fluoropolymer membrane

#179
20130055766
2013-03-07

Atraumatic fiber guide

#180
20130020251
2013-01-24

Separation membrane and method for producing same

#181
20130015073
2013-01-17

Nanoporous oxide ceramic membranes of tubular and hollow fiber shape and method of making the same

#182
20130011799
2013-01-10

Method for the production of polymeric membranes having an ordered arrangement of high-aspect-ratio nanopores, by means of heavy ion bombing

#183
20130004690
2013-01-03

HYDROPHILIC EXPANDED FLUOROPOLYMER COMPOSITE AND METHOD OF MAKING SAME

#184
20120298319
2012-11-29

Method for producing cellulose-fiber flat structure

#185
20120292249
2012-11-22

COMPOSITE MEMBRANE AND METHOD OF MAKING

#186
20120273409
2012-11-01

Monofilament-reinforced hollow fiber membrane

#187
20120244314
2012-09-27

Microperforated polymeric film and methods of making and using the same

#188
20120234758
2012-09-20

Forward osmosis membranes

#189
20120201988
2012-08-09

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

#190
20120189496
2012-07-26

Method for producing an analysis element spreading layer

#191
20120175299
2012-07-12

HOLLOW FIBER MEMBRANES AND RELATED APPARATUSES AND METHODS

#192
20120153544
2012-06-21

Melt processable poly (vinyl alcohol) blends and poly (vinyl alcohol) based membranes

#193
20120125850
2012-05-24

Deformed porous hollow fiber membrane, production method of deformed porous hollow fiber membrane, and module, filtration device, and water treatment method in which deformed porous hollow fiber membrane is used

#194
20120097604
2012-04-26

Non-braided, textile-reinforced hollow fiber membrane

#195
20120091056
2012-04-19

Method for producing carbon film, carbon film and separator

#196
20120076934
2012-03-29

Ultrafiltration membranes and methods of making

#197
20120074065
2012-03-29

Zeolite membrane, separation membrane, and component separation method

#198
20120073795
2012-03-29

Thin film composite heat exchangers

#199
20120061332
2012-03-15

Method for retrovirus removal

#200
20120048800
2012-03-01

Multi-layer composite membrane materials and methods therefor

#201
20120045580
2012-02-23

Method for manufacturing a porous composite membrane

#202
20120025414
2012-02-02

Formation and encapsulation of molecular bilayer and monolayer membranes

#203
20120018370
2012-01-26

Silica membrane and method for manufacturing the same

#204
20120000358
2012-01-05

Structure provided with zeolite separation membrane, method for producing same, method for separating mixed fluids and device for separating mixed fluids

#205
20110315624
2011-12-29

Method of making nanoporous oxide ceramic membranes of tubular and hollow fiber shape

#206
20110311745
2011-12-22

CHEMICALLY-MODIFIED POLYBENZIMIDAZOLE MEMBRANOUS TUBES

#207
20110297612
2011-12-08

POROUS MEMBRANES WITH MULTIPLE ZONES HAVING DIFFERENT PORE SIZES

#208
20110277631
2011-11-17

METHOD FOR MODIFYING A POLYIMIDE MEMBRANE

#209
20110274835
2011-11-10

Method for membrane deposition

#210
20110272345
2011-11-10

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

#211
20110244013
2011-10-06

Microporous material from ethylene-chlorotrifluoroethylene copolymer and method for making same

#212
20110232821
2011-09-29

Supported gas separation membrane and method

#213
20110203720
2011-08-25

PROCESS FOR MAKING FIBER-ON-END MATERIALS

#214
20110192788
2011-08-11

Method for producing porous thermosetting resin sheet, porous thermosetting resin sheet and composite semipermeable membrane using same

#215
20110171377
2011-07-14

Process for producing an ion-permeable web-reinforced separator

#216
20110168623
2011-07-14

FEED SIDE PASSAGE MATERIAL AND SPIRAL SEPARATION MEMBRANE ELEMENT

#217
20110151118
2011-06-23

TREATMENT SYSTEM USING A FLUID CAPABLE OF PHASE CHANGE

#218
20110139730
2011-06-16

Filtration method using polyimide nanoweb with amidized surface and apparatus therefor

#219
20110111122
2011-05-12

Process for producing an ion-permeable web-reinforced separator

#220
20110104489
2011-05-05

HOLLOW CARBON FIBRES AND PROCESS FOR THEIR PRODUCTION

#221
20110100211
2011-05-05

Method for producing carbon molecular sieve membranes in controlled atmospheres

#222
20110073540
2011-03-31

Forward osmosis membranes

#223
20110057358
2011-03-10

METHOD OF PRODUCTION OF SOLID AND POROUS FILMS FROM PARTICULATE MATERIALS BY HIGH HEAT FLUX SOURCE

#224
20110045235
2011-02-24

METHOD FOR MANUFACTURING POROUS POLYMER MOLDED ARTICLE

#225
20110042218
2011-02-24

Cartridge having textured membrane

#226
20110030559
2011-02-10

Composite membranes

#227
20110014459
2011-01-20

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

#228
20100236481
2010-09-23

Preparation of membranes using solvent-less vapor deposition followed by in-situ polymerization

#229
20100233812
2010-09-16

Membrane made of a nanostructured material

#230
20100181697
2010-07-22

Process for producing a proton-conducting, polyazole-containing membrane

#231
20100176537
2010-07-15

Solution casting process

#232
20100170851
2010-07-08

MEMBRANE STRUCTURES AND THEIR PRODUCTION AND USE

#233
20100147693
2010-06-17

Device and method for manufacturing a particulate filter with regularly spaced micropores

#234
20100116733
2010-05-13

NANOPOROUS OXIDE CERAMIC MEMBRANES OF TUBULAR AND HOLLOW FIBER SHAPE AND METHOD OF MAKING THE SAME

#235
20100108599
2010-05-06

FILTRATION MEMBRANE WITH TUBULAR SUPPORT

#236
20100098877
2010-04-22

Large scale manufacturing of nanostructured material

#237
20100078327
2010-04-01

Deionization apparatus, electrode module for the same and method for manufacturing the same

#238
20100075059
2010-03-25

Coat film forming method and coat film forming apparatus

#239
20100051180
2010-03-04

Devices and methods for the production of fiber strands

#240
20100044908
2010-02-25

Process for producing hollow-fiber membrane filter element with a mixture of two-liquid mixing type curable resin

#241
20100038809
2010-02-18

APPARATUS AND METHOD OF PRODUCING POROUS MEMBRANES

#242
20100028703
2010-02-04

Leak-proof membrane element and method of manufacturing such an element

#243
20100018852
2010-01-28

Process for Producing a Porous Track Membrane

#244
20100006496
2010-01-14

Water separation membrane

#245
20100005969
2010-01-14

Pd menbrane having improved H-permeance, and method of making

#246
20100000939
2010-01-07

Process for production of hollow-fiber membrane bundles

#247
20090321348
2009-12-31

Method for combining hollow fibres into a bundle and hollow fibre bundle produced by said method

#248
20090321332
2009-12-31

CAPILLARY MEMBRANE FILTRATION MODULE

#249
20090313813
2009-12-24

Method for Producing Functional Membrane

#250
20090304963
2009-12-10

Knitted support for tubular membranes

#251
20090277776
2009-11-12

Method and apparatus for plasma-treating porous body

#252
20090269276
2009-10-29

Process for producing zeolite separation membrane

#253
20090242386
2009-10-01

System and Method of Fabricating Pores in Polymer Membranes

#254
20090241496
2009-10-01

Process for producing a nanoporous layer of nanoparticles and layer thus obtained

#255
20090206025
2009-08-20

SEPARATION MEMBRANE-POROUS MATERIAL COMPOSITE AND METHOD FOR MANUFACTURING THE SAME

#256
20090159521
2009-06-25

METHOD AND APPARATUS RELATED TO LIQUID FILTRATION SYSTEMS

#257
20090145838
2009-06-11

Sanitary spiral wound filtration cartridge

#258
20090130000
2009-05-21

Manufacturing device for zeolite membrane

#259
20090078640
2009-03-26

High flux fluid separation membranes comprising a cellulose or cellulose derivative layer

#260
20090073400
2009-03-19

Device and method for manufacturing a particulate filter with regularly spaced micropores

#261
20090050558
2009-02-26

Process for producing composite reverse osmosis membrane

#262
20090032455
2009-02-05

Potting Material, Hollow-Fiber Module, and Process for Producing the Same

#263
20090029142
2009-01-29

Method of making microporous filter membrane

#264
20080302243
2008-12-11

Filter membrane

#265
20080299349
2008-12-04

Method for preparing a porous inorganic coating on a porous support using certain pore fillers

#266
20080290022
2008-11-27

Crosslinked polymer film bearing ionic groupings

#267
20080241503
2008-10-02

Process for forming microporous membranes

#268
20080237919
2008-10-02

Method and apparatus for membrane deposition

#269
20080217230
2008-09-11

Water filtering method and apparatus

#270
20080176060
2008-07-24

Pd nanopore and palladium encapsulated membranes

#271
20080152865
2008-06-26

Separation membrane and manufacturing process thereof

#272
20080127477
2008-06-05

Method for forming porous tube

#273
20080096751
2008-04-24

METHOD OF MANUFACTURING CERAMIC POROUS MEMBRANE AND METHOD OF MANUFACTURING CERAMIC FILTER

#274
20080069950
2008-03-20

Method of manufacturing ceramic porous membrane

#275
20080063794
2008-03-13

Mesoporous permeation layers for use on active electronic matrix devices

#276
20080060995
2008-03-13

Semi-Permeable Membrane

#277
20080047432
2008-02-28

Porous structure with seed crystal-containing layer for manufacturing zeolite membrane, zeolite membrane, and method for manufacturing zeolite membrane

#278
20080023125
2008-01-31

Processes for making fiber-on-end materials

#279
20080023015
2008-01-31

PROCESSES FOR MAKING FIBER-ON-END MATERIALS

#280
20080004205
2008-01-03

Ultrafiltration membranes and methods of making

#281
20070284303
2007-12-13

Nanometer scale structures

#282
20070181497
2007-08-09

RO membrane cleaning method

#283
20070098896
2007-05-03

Preparation of membranes using solvent-less vapor deposition followed by in-situ polymerization

#284
20070080109
2007-04-12

MANUFACTURING METHOD OF UNIAXIALLY DRAWN POROUS POLYTETRAFLUOROETHYLENE MEMBRANE

#285
20070075014
2007-04-05

Composite article having hydrophilic properties and method of manufacture

#286
20070045175
2007-03-01

Preparation of asymmetric polyethylene hollow fiber membrane

#287
20070045174
2007-03-01

Methods for fabricating zeolite micromembranes

#288
20070023290
2007-02-01

Electrochemical ion exchange with textured membranes and cartridge

#289
20070020391
2007-01-25

Preparation of membranes using solvent-less vapor deposition followed by in-situ polymerization

#290
20060204654
2006-09-14

Method of making a composite membrane

#291
20060196830
2006-09-07

PRE-METERED, UNSUPPORTED MULTILAYER MICROPOROUS MEMBRANE

#292
20060032812
2006-02-16

Pre-metered, unsupported multilayer microporous membrane

#293
20050263452
2005-12-01

Microporous filter membrane, method of making microporous filter membrane and separator employing microporous filter membranes

#294
20050252883
2005-11-17

Process for producing a porous track membrane

#295
20050164283
2005-07-28

Mesoporous permeation layers for use on active electronic matrix devices

#296
20050164025
2005-07-28

Semipermeable hydrophilic membrane

#297
20050129925
2005-06-16

Treatment of porous article

#298
20050129851
2005-06-16

Treatment of porous article

#299
18581246
2024-09-10

Synthesis of non-ionic hydrogels for non-ionic pollutant removal

#300
18380211
2024-03-12

Preparation method and a device for a seawater desalination-seawater extraction uranium membrane lining