ClassID:

29973

B01D69/087 - CPC Classification

Classification description:

Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor; Hollow fibre membranes Details relating to the spinning process

Sub-classes:
Recent Application in this class:
#1
20250375739
2025-12-11

POLYMERIC MEMBRANE AND METHODS FOR THE PRODUCTION OF SAME

#2
20250177925
2025-06-05

Hollow Fiber Membranes and Preparation Method and Use Thereof

#3
20250135405
2025-05-01

HOLLOW FIBER MICROPOROUS MEMBRANE, AND GAS SEPARATION MEMBRANE MODULE WITH SAME BUILT THEREINTO

#4
20250122647
2025-04-17

HOLLOW FIBRES

#5
20250109529
2025-04-03

HOLLOW FIBRES

#6
20250025840
2025-01-23

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

#7
20240408555
2024-12-12

DOPED MEMBRANES

#8
20240408553
2024-12-12

HOLLOW FIBER MEMBRANE, HOLLOW FIBER MEMBRANE MODULE AND VESICLE-CONTAINING SOLUTION

#9
20240342661
2024-10-17

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

#10
20240325977
2024-10-03

CONCENTRATION METHOD FOR ANALYSIS SOLUTION USING FORWARD OSMOSIS MEMBRANE, AND ANALYSIS METHOD

#11
20240216871
2024-07-04

HOLLOW FIBER MEMBRANE AND MANUFACTURING METHOD THEREFOR

#12
20240157307
2024-05-16

METHOD FOR MANUFACTURING HOLLOW FIBER MEMBRANE

#13
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

#14
20240050907
2024-02-15

Membrane for blood purification

#15
20240001303
2024-01-04

HOLLOW FIBER MEMBRANE AND METHOD FOR PRODUCING SAME

#16
20230415095
2023-12-28

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

#17
20230311072
2023-10-05

SELECTION OF CROSSLINKERS AND CONTROL OF MICROSTRUCTURE OF VAPOUR-PHASE CROSSLINKED COMPOSITE MEMBRANES FOR ORGANIC SOLVENT SEPARATION

#18
20230271146
2023-08-31

Hemodialyzer for blood purification

#19
20230265585
2023-08-24

A HOLLOW FIBER AND A PROCESS FOR PREPARATION THEREOF

#20
20230249136
2023-08-10

CARBON HOLLOW FIBRE MEMBRANE

#21
20230054223
2023-02-23

Hollow-fibre membrane with improved biocompatibility and reduced elution of hydrophilic polymers

#22
20230024203
2023-01-26

PROCESS FOR MANUFACTURING A STERILIZING FILTER

#23
20230008282
2023-01-12

Fiber bundle handover

#24
20220362717
2022-11-17

POLYMERIC MEMBRANE AND METHODS FOR THE PRODUCTION OF SAME

#25
20220339585
2022-10-27

Spinneret

#26
20220241733
2022-08-04

CARBON NANOTUBE/NANOFIBER CONDUCTIVE COMPOSITE MEMBRANE AND PREPARATION METHOD THEREOF

#27
20220226777
2022-07-21

Raw Material Liquid Concentration System

#28
20220203308
2022-06-30

REACTIVE ADDITIVES IN MEMBRANE PREPARATION

#29
20220184550
2022-06-16

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

#30
20220152563
2022-05-19

Hemodialyzer for blood purification

#31
20220152562
2022-05-19

Membrane for blood purification

#32
20220134289
2022-05-05

Hollow fiber membrane and method for producing hollow fiber membrane

#33
20220133967
2022-05-05

HEMODIALYZER

#34
20220088539
2022-03-24

SEPARATION MEMBRANE MODULE

#35
20220080365
2022-03-17

Carbon membrane for fluid separation use

#36
20220023803
2022-01-27

On-line drying of hollow fiber membranes

#37
20220002911
2022-01-06

Hollow porous fibers

#38
20210402074
2021-12-30

Antithrombogenic hollow fiber membranes and filters

#39
20210370239
2021-12-02

POLYMER LAYERED HOLLOW FIBER MEMBRANE BASED ON POLY(2,5-BENZIMIDAZOLE), COPOLYMERS AND SUBSTITUTED POLYBENZIMIDAZOLE

#40
20210268449
2021-09-02

METHOD FOR PRODUCING POROUS HOLLOW FIBER MEMBRANE FOR HUMIDIFICATION

#41
20210245108
2021-08-12

Microporous membrane and methods to make same

#42
20210237000
2021-08-05

Perfluoropolymer hollow fiber composite membrane preparation method

#43
20210229047
2021-07-29

Doped membranes

#44
20210229043
2021-07-29

Membrane for Capillary Microfiltration

#45
20210220777
2021-07-22

FILTER DEVICE

#46
20210197134
2021-07-01

Filter membrane and device

#47
20210197129
2021-07-01

Method Of Producing A Polymeric Membrane

#48
20210178338
2021-06-17

ULTRATHIN-FILM COMPOSITE MEMBRANE BASED ON THERMALLY REARRANGED POLY(BENZOXAZOLE-IMIDE) COPOLYMER, AND PRODUCTION METHOD THEREFOR

#49
20210170328
2021-06-10

Hollow Fiber Membrane For Use in an Anesthetic Circuit

#50
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

#51
20210086140
2021-03-25

SOLUTION FOR MANUFACTURING MEMBRANE AND METHOD FOR MANUFACTURING SEPARATION MEMBRANE USING SAME

#52
20210047754
2021-02-18

Producing fibers using spinnerets

#53
20200360864
2020-11-19

Hollow fiber membrane and manufacturing method thereof

#54
20200316533
2020-10-08

Hemodialyzer for blood purification

#55
20200306699
2020-10-01

Hollow fiber membrane for filtration of liquids

#56
20200298186
2020-09-24

METHOD FOR PRODUCING POLYPHENYLSULFONE HOLLOW FIBER MEMBRANE FOR HUMIDIFYING MEMBRANES

#57
20200269197
2020-08-27

Membrane for blood purification

#58
20200246759
2020-08-06

SEPARATION FILM, CELLULOSE-BASED RESIN COMPOSITION, AND METHOD FOR PRODUCING SEPARATION FILM

#59
20200246756
2020-08-06

Porous hollow-fiber membrane and production process therefor

#60
20200222859
2020-07-16

POROUS POLYMERIC HOLLOW FILTER MEMBRANE

#61
20200206408
2020-07-02

ANTITHROMBOGENIC HOLLOW FIBER MEMBRANES AND FILTERS

#62
20200188860
2020-06-18

Hollow-fibre membrane with improved biocompatibility and reduced elution of hydrophilic polymers

#63
20200086279
2020-03-19

Hollow fiber membrane for filtration of liquids

#64
20200054996
2020-02-20

METHOD FOR JOINING BRAIDS USED FOR BRAID-REINFORCED HOLLOW FIBER MEMBRANE AND METHOD FOR PRODUCING BRAID-REINFORCED POROUS HOLLOW FIBER MEMBRANE

#65
20200038814
2020-02-06

Separating membrane and method for manufacturing separating membrane

#66
20200030751
2020-01-30

Hollow fiber membrane having improved diffusion properties

#67
20190314767
2019-10-17

Porous hollow fiber membrane and method for producing porous hollow fiber membrane

#68
20190275471
2019-09-12

Method to make carbon molecular sieve hollow fiber membranes

#69
20190270052
2019-09-05

MANUFACTURE OF A FILTRATION MEMBRANE

#70
20190255489
2019-08-22

Highly retentive polyamide hollow fiber membranes produced via controlled shrinkage

#71
20190247806
2019-08-15

METHOD OF MAKING IMPROVED POLYIMIDE SEPARATION MEMBRANES

#72
20190247802
2019-08-15

Hollow fiber membrane

#73
20190233972
2019-08-01

Producing Fibers Using Spinnerets

#74
20190233971
2019-08-01

Producing fibers using spinnerets

#75
20190217253
2019-07-18

Self-coiling hollow fibre membrane

#76
20190202103
2019-07-04

Thin film composite hollow fiber membranes for osmotic power generation

#77
20190201852
2019-07-04

Method for the production of positively charged membranes

#78
20190176082
2019-06-13

Carbon membrane for fluid separation and carbon membrane module for fluid separation

#79
20190099724
2019-04-04

Method, spinneret and system for fabricating multilayer membranes

#80
20190091626
2019-03-28

Hollow fiber membrane for use in an anesthetic circuit

#81
20190076790
2019-03-14

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

#82
20190076787
2019-03-14

Microporous membrane and methods to make same

#83
20190070565
2019-03-07

Porous hollow fiber membrane

#84
20190060838
2019-02-28

POROUS MOLDED BODY

#85
20190046931
2019-02-14

Separation membrane

#86
20190022598
2019-01-24

Monofilament-reinforced hollow fiber membrane with scalloped lumen

#87
20190015791
2019-01-17

Ceramic hollow fiber membranes with improved mechanical properties

#88
20180369757
2018-12-27

Porous hollow fiber membrane

#89
20180327930
2018-11-15

Filament production device

#90
20180290107
2018-10-11

Filter device

#91
20180280893
2018-10-04

SEPARATION FILM, CELLULOSE-BASED RESIN COMPOSITION, AND METHOD FOR PRODUCING SEPARATION FILM

#92
20180243700
2018-08-30

MEMBRANE-FORMING DOPE FOR NON-SOLVENT INDUCED PHASE SEPARATION METHODS, AND A METHOD FOR PRODUCING A POROUS HOLLOW FIBER MEMBRANE USING THE SAME

#93
20180221828
2018-08-09

Acrylonitrile-based membrane with improved performance

#94
20180193549
2018-07-12

ANTITHROMBOGENIC HOLLOW FIBER MEMBRANES AND FILTERS

#95
20180185793
2018-07-05

SEPARATION MEMBRANE FOR BLOOD PROCESSING AND BLOOD PROCESSING DEVICE INCLUDING THE MEMBRANE

#96
20180179668
2018-06-28

Hollow porous fibers

#97
20180085713
2018-03-29

Hollow fiber membrane and method of preparing the same

#98
20180071693
2018-03-15

Filtration membranes, and related nano and/or micro fibers, composites, methods and systems

#99
20180028979
2018-02-01

BUNDLE OF HOLLOW FIBER MEMBRANES AND MANUFACTURING METHOD THEREFOR

#100
20180008938
2018-01-11

1234yf- and 1234ze BASED POLYMERIC MEMBRANE MATERIALS, MEMBRANE PREPARATIONS AND USES THEREOF

#101
20180001272
2018-01-04

Metallopolyimide precursor fibers for aging-resistant carbon molecular sieve hollow fiber membranes with enhanced selectivity

#102
20180001271
2018-01-04

Metallopolyimide precursor fibers for aging-resistant carbon molecular sieve hollow fiber membranes with enhanced selectivity

#103
20180001270
2018-01-04

Metallopolyimide precursor fibers for aging-resistant carbon molecular sieve hollow fiber membranes with enhanced selectivity

#104
20180001269
2018-01-04

METALLOPOLYIMIDE PRECURSOR FIBERS FOR AGING-RESISTANT CARBON MOLECULAR SIEVE HOLLOW FIBER MEMBRANES WITH ENHANCED SELECTIVITY

#105
20170368507
2017-12-28

On-line drying of hollow fiber membranes

#106
20170348644
2017-12-07

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

#107
20170340793
2017-11-30

METHOD FOR PRODUCING DIALYZER COMPRISING A BUNDLE OF HOLLOW FIBERS AND METHOD FOR PRODUCING HOLLOW FIBER

#108
20170320020
2017-11-09

Method for producing a carbon hollow fiber membrane

#109
20170296978
2017-10-19

Membrane-forming dope for carbon membranes and a method for producing a carbon hollow fiber membrane using the same

#110
20170182462
2017-06-29

Hollow fiber membrane sheet-like object, method of manufacturing hollow fiber membrane sheet-like object, hollow fiber membrane sheet laminate, method of manufacturing hollow fiber membrane sheet laminate, hollow fiber membrane module and method of manufacturing hollow fiber membrane module

#111
20170165616
2017-06-15

Membrane for blood purification

#112
20170165615
2017-06-15

Hemodialyzer for blood purification

#113
20170165613
2017-06-15

HOLLOW FIBER MEMBRANES FORMED FROM TRANS-1,3,3,3-TETRAFLUOROPROPENE AND VINYLIDENE DIFLUORIDE FLUOROPOLYMERS

#114
20170095768
2017-04-06

ASYMMETRIC GAS SEPARATION MEMBRANE, AND METHODS FOR SEPARATING AND RECOVERING GASES

#115
20170043299
2017-02-16

UV-IRRADIATED HOLLOW FIBER MEMBRANES

#116
20170029462
2017-02-02

Virus removal membrane

#117
20170028360
2017-02-02

Virus removal membrane

#118
20160375410
2016-12-29

Polybenzimidazole hollow fiber membranes and method for making an asymmetric hollow fiber membrane

#119
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

#120
20160310912
2016-10-27

Polyimide membranes made of polymerization solutions

#121
20160296892
2016-10-13

Asymmetric membranes based on BuPBI

#122
20160279579
2016-09-29

HOLLOW FIBER MEMBRANE SPINNING NOZZLE, AND METHOD FOR MANUFACTURING HOLLOW FIBER MEMBRANE

#123
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

#124
20160263529
2016-09-15

Improving the chemical stability of filtration membranes

#125
20160250602
2016-09-01

Manufacture of a filtration membrane

#126
20160228632
2016-08-11

Antithrombogenic hollow fiber membranes and filters

#127
20160214067
2016-07-28

Uncrosslinked, high molecular weight, polyimide polymer containing a small amount of bulky diamine

#128
20160214066
2016-07-28

Uncrosslinked, high molecular weight, monoesterified polyimide polymer containing a small amount of bulky diamine

#129
20160184777
2016-06-30

Non-braided, textile-reinforced hollow fiber membrane

#130
20160136582
2016-05-19

Ceramic hollow fibre membranes with improved mechanical properties

#131
20160121273
2016-05-05

Hydrophilised vinylidene fluoride-based porous hollow fibre membrane, and manufacturing method therefor

#132
20160114295
2016-04-28

METHOD FOR MANUFACTURING ASYMMETRIC POLYVINLYLIDENEFLUORIDE HOLLOW FIBER MEMBRANE AND HOLLOW FIBER MEMBRANE MANUFACTURED THEREFROM

#133
20160096148
2016-04-07

Ceramic whole blood hollow fiber membrane filter medium and use thereof for separating blood plasma/serum from whole blood

#134
20160089638
2016-03-31

Microporous polyvinylidene fluoride membrane

#135
20160074569
2016-03-17

Polymeric whole blood hollow fiber membrane filter medium and use thereof for separating blood plasma/serum from whole blood

#136
20160051945
2016-02-25

Pervaporation membranes derived from polycyclo-olefinic block copolymers

#137
20160046752
2016-02-18

Polycyclo-olefinic block copolymers

#138
20160046657
2016-02-18

Organopalladium compounds as polymerization catalysts

#139
20160038887
2016-02-11

Polysulfone membrane having high selectivity

#140
20160030892
2016-02-04

Polymer membrane for water treatment and method for manufacture of same, and water treatment method

#141
20160023170
2016-01-28

POLYVINYLIDENE FLUORIDE HOLLOW FIBER MEMBRANES AND PREPARATION THEREOF

#142
20160008770
2016-01-14

Method for producing hollow fiber carbon membrane

#143
20160001234
2016-01-07

Method for preparing aromatic polyamide porous hollow fiber membrane

#144
20160001233
2016-01-07

Method for preparing homogeneous braid-reinforced PPTA hollow fiber membrane

#145
20150367293
2015-12-24

Stepwise interfacial polymerization technique with different reagent solution designs to prepare hollow fiber nanofiltration membrane composites

#146
20150367291
2015-12-24

Virus filter

#147
20150306546
2015-10-29

METHOD FOR OBTAINING POROUS HOLLOW FIBERS HAVING MOLECULARLY IMPRINTED SPHERES EMBEDDED THEREIN AND MODULAR DEVICE FORMED BY THE RESULTING FIBERS

#148
20150298067
2015-10-22

Porous membrane and method for manufacturing the same

#149
20150273390
2015-10-01

Adsorptive permeation hollow fiber membrane, method of manufacturing the same, and gas adsorptive/desorptive separation system utilizing the same

#150
20150266222
2015-09-24

Method for manufacturing hydrophilized hollow fiber membrane by continuous process using extruder

#151
20150265976
2015-09-24

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

#152
20150265974
2015-09-24

WASHING DEVICE FOR POROUS HOLLOW FIBER MEMBRANES, AND POROUS HOLLOW FIBER MEMBRANE PRODUCTION METHOD

#153
20150246325
2015-09-03

Hollow fiber membrane having hexagonal voids

#154
20150240045
2015-08-27

Microporous and hydrophobic polymeric hollow fiber membranes and methods for preparation thereof

#155
20150217225
2015-08-06

Polyimide-based macromolecular compound and gas-separation asymmetrical hollow-fibre membrane comprising the same

#156
20150209735
2015-07-30

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

#157
20150202576
2015-07-23

Hollow-fibre membrane having novel structure, and production method therefor

#158
20150174809
2015-06-25

Production method of deformed porous hollow fiber membrane

#159
20150144551
2015-05-28

POLYMER RESIN COMPOSITION FOR PREPARING HOLLOW FIBER MEMBRANE, PREPARATION METHOD OF HOLLOW FIBER MEMBRANE, AND HOLLOW FIBER MEMBRANE

#160
20150136691
2015-05-21

METHOD FOR PREPARING DOUBLE LAYERED POROUS HOLLOW MEMBRANE AND DEVICE AND PRODUCT THEREOF

#161
20150075027
2015-03-19

Method for producing porous membrane and drying device of porous membrane

#162
20150060372
2015-03-05

Low cut-off ultrafiltration membranes

#163
20150053609
2015-02-26

Polysulfone-based hollow fiber membrane and hollow fiber membrane module that purifies blood preparations

#164
20150053079
2015-02-26

Hollow fiber carbon molecular sieve membrane and preparation and use thereof

#165
20150008185
2015-01-08

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

#166
20150008179
2015-01-08

Antithrombogenic hollow fiber membranes and filters

#167
20140339167
2014-11-20

1234YF- and 1234ZE-based polymeric membrane materials, membrane preparations and uses thereof

#168
20140339153
2014-11-20

Monofilament-reinforced hollow fiber membrane

#169
20140311968
2014-10-23

Preparation method of perfluorinated polymer hollow fiber membrane

#170
20140291887
2014-10-02

Method for making gas-separation membranes having improved flux and selectivity

#171
20140284261
2014-09-25

Separation membrane for blood processing and blood processing apparatus having the membrane installed therein

#172
20140251377
2014-09-11

Process for continuously washing a hollow fiber membrane for depleting residuals

#173
20140187683
2014-07-03

High-flow hollow-fiber membranes containing polymer blends

#174
20140175007
2014-06-26

Process for fabricating PBI hollow fiber asymmetric membranes for gas separation and liquid separation

#175
20140170256
2014-06-19

Spinning device

#176
20140166571
2014-06-19

Hollow fibers having a winding channel

#177
20140137735
2014-05-22

POLYIMIDE MEMBRANES AND METHOD OF PRODUCTION

#178
20140091037
2014-04-03

Porous membrane, process for producing porous membrane, process for producing clarified liquid, and porous-membrane module

#179
20140061121
2014-03-06

Separation membrane, method of producing the same and separation membrane module using the separation membrane

#180
20140048478
2014-02-20

Highly hydrophilic and highly oleophobic membrane for oil-water separation

#181
20140047728
2014-02-20

Drying device for hollow fiber membrane

#182
20140001115
2014-01-02

Hollow fiber membrane and method for manufacturing thereof

#183
20130338297
2013-12-19

Performance enhancing additives for fiber formation and polysulfone fibers

#184
20130313739
2013-11-28

MEMBRANE-FORMING DOPE SOLUTION FOR CARBON MEMBRANES AND METHOD FOR PRODUCING CARBON HOLLOW FIBER MEMBRANES USING THE SAME

#185
20130292866
2013-11-07

Porous membrane, process for producing porous membrane, process for producing clarified liquid, and porous-membrane module

#186
20130248441
2013-09-26

PREPARATION METHOD OF HOLLOW FIBER MEMBRANE FOR WATER TREATMENT USING CELLULOSE-BASED RESIN

#187
20130239805
2013-09-19

Methods of preparing a crosslinked fiber membrane

#188
20130233788
2013-09-12

Composite membrane with compatible support filaments

#189
20130213875
2013-08-22

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

#190
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

#191
20130206673
2013-08-15

Tubular fiber membrane with nanoporous skin

#192
20130168007
2013-07-04

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

#193
20130140236
2013-06-06

Hollow fiber type reverse osmosis membrane and method for manufacturing the same

#194
20130112614
2013-05-09

Monofilament-reinforced hollow fiber membrane with scalloped lumen

#195
20130104416
2013-05-02

Drying device and drying method for hollow fiber membranes

#196
20120325746
2012-12-27

POLYMER MEMBRANE FOR WATER TREATMENT AND METHOD FOR MANUFACTURE OF SAME, AND WATER TREATMENT METHOD

#197
20120305486
2012-12-06

High cut-off hemodialysis membrane for use in liver dialysis

#198
20120305472
2012-12-06

Porous hollow fiber membrane for treatment of protein-containing liquid

#199
20120297984
2012-11-29

GAS SEPARATION MEMBRANE FOR DME PRODUCTION PROCESS

#200
20120285320
2012-11-15

Particle doped hollow-fiber contactor

#201
20120285319
2012-11-15

Sorbent regeneration in a heated hollow-fiber assembly

#202
20120273409
2012-11-01

Monofilament-reinforced hollow fiber membrane

#203
20120213998
2012-08-23

Process for the preparation of hyperbranched hollow fibers

#204
20120175299
2012-07-12

HOLLOW FIBER MEMBRANES AND RELATED APPARATUSES AND METHODS

#205
20120156485
2012-06-21

Supported hollow fiber membrane

#206
20120132583
2012-05-31

FLUORINE-BASED HOLLOW-FIBER MEMBRANE AND A PRODUCTION METHOD THEREFOR

#207
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

#208
20120123079
2012-05-17

POLYIMIDE MEMBRANES MADE OF POLYMERIZATION SOLUTIONS

#209
20120111790
2012-05-10

Preparation of high performance ultra filtration hollow fiber membrane

#210
20120103895
2012-05-03

Vinylidene fluoride resin porous membrane, manufacturing method therefor, and method for manufacturing filtrate water

#211
20120097604
2012-04-26

Non-braided, textile-reinforced hollow fiber membrane

#212
20120085698
2012-04-12

Method for preparing composite multilayer porous hollow membrane and device and product thereof

#213
20120067813
2012-03-22

COMPOSITE HOLLOW FIBER MEMBRANE AND METHOD FOR MANUFACTURING THE SAME

#214
20120067548
2012-03-22

POLYMERIC MEMBRANE FOR HEAT EXCHANGE APPLICATIONS AND METHOD OF FABRICATION THEREOF

#215
20120048107
2012-03-01

Methods of preparing a crosslinked fiber membrane

#216
20120045580
2012-02-23

Method for manufacturing a porous composite membrane

#217
20120040463
2012-02-16

HOLLOW, NOTABLY MULTI-MEMBRANE FIBERS, METHOD FOR PREPARATION THEREOF BY SPINNING AND DEVICE FOR APPLYING SAID METHOD

#218
20110311745
2011-12-22

CHEMICALLY-MODIFIED POLYBENZIMIDAZOLE MEMBRANOUS TUBES

#219
20110290709
2011-12-01

Hollow fiber membrane, method for manufacturing the same, and blood purification module

#220
20110290112
2011-12-01

High permeance polyimide membranes for air separation

#221
20110259816
2011-10-27

Porous hollow fiber membrane and a porous hollow fiber membrane for the treatment of a protein-containing liquid

#222
20110239865
2011-10-06

Hydrophobic ozone-stable membrane made of polyvinylidene fluoride

#223
20110232484
2011-09-29

Asymmetric gas separation membrane and process for gas separation

#224
20110210067
2011-09-01

Use of porous hollow-fiber membrane for producing clarified biomedical culture medium

#225
20110203720
2011-08-25

PROCESS FOR MAKING FIBER-ON-END MATERIALS

#226
20110178193
2011-07-21

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