ClassID:

30876

B01D2323/00 - CPC Classification

Classification description:

Details relating to membrane preparation

Sub-classes:
Recent Application in this class:
#1
20240216874
2024-07-04

SELECTIVELY PERMEABLE MEMBRANE OBTAINED BY CARBONIZATION SULFONATED POLY(PHENYLENE ETHER) COPOLYMER

#2
20240157310
2024-05-16

PROCESS FOR REMOVING CARBON DIOXIDE FROM ACETYLENE USING CHA-TYPE ZEOLITE MEMBRANE

#3
20230155247
2023-05-18

Method of making a microporous material

#4
20210322933
2021-10-21

ZWITTERION-FUNCTIONALIZED COPOLYMER HOLLOW-FIBER MEMBRANES AND ASSOCIATED METHOD

#5
20210205524
2021-07-08

Method for whole blood filtration and filter membrane structure for whole blood filtration

#6
20190201853
2019-07-04

Filtering article containing titania nanotubes

#7
20190015789
2019-01-17

Antifouling and antimicrobial coatings for thin film composite membranes

#8
20180339271
2018-11-29

Thin film composite forward osmosis membranes with performance enhancing layers

#9
20180178168
2018-06-28

Anti-fouling coatings with star polymers for filtration membranes

#10
20180161734
2018-06-14

Membrane reactor with a tubular permeable membrane

#11
20180029276
2018-02-01

Method of making a microporous material

#12
20170291990
2017-10-12

Method for manufacturing polyamide-based water-treatment separator having excellent permeation flux characteristics and water-treatment separator manufactured by same

#13
20170260058
2017-09-14

Substrate having at least one partially or entirely flat surface and use thereof

#14
20170239624
2017-08-24

Aluminum oxide supported gas permeable membranes

#15
20170001151
2017-01-05

Antifouling and antimicrobial coatings for thin film composite membranes

#16
20160317976
2016-11-03

POROUS MEMBRANES WITH MULTIPLE ZONES HAVING DIFFERENT PORE SIZES

#17
20160271568
2016-09-22

Surface-modified fluoropolymer membrane

#18
20160236154
2016-08-18

Anti-fouling coatings with star polymers for filtration membranes

#19
20160236153
2016-08-18

Thin film composite forward osmosis membranes with performance enhancing layers

#20
20160214064
2016-07-28

High-strength hollow fiber zeolite membrane and its preparation method

#21
20160136587
2016-05-19

ZWITTERION-FUNCTIONALIZED COPOLYMER HOLLOW-FIBER MEMBRANES AND ASSOCIATED METHOD

#22
20150367289
2015-12-24

Filtering article containing titania nanotubes

#23
20150344654
2015-12-03

Self-assembled structure and membrane comprising block copolymer and process for producing the same by spin coating (IIIa)

#24
20150343397
2015-12-03

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

#25
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

#26
20150265976
2015-09-24

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

#27
20150196879
2015-07-16

POROUS METAL MEMBRANE PRODUCED BY MEANS OF NOBLE GAS ION BOMBARDMENT

#28
20150174534
2015-06-25

Membrane derived from polyfunctional amine and combination of different polyfunctional amine-reactive monomers

#29
20150165387
2015-06-18

Composite polyamide membrane with improved structure

#30
20150157989
2015-06-11

Semi-permeable membranes and production methods thereof

#31
20150151255
2015-06-04

Composite polyamide membrane

#32
20150147470
2015-05-28

Thin film composite membrane derived from tetra-functional acyl halide monomer

#33
20150129485
2015-05-14

Composite polyamide membrane with increased carboxylic acid functionality

#34
20150096934
2015-04-09

Preparation method of homogeneous-reinforced PVDF hollow fiber membrane

#35
20150075027
2015-03-19

Method for producing porous membrane and drying device of porous membrane

#36
20150053605
2015-02-26

Method for manufacturing silica membrane filter, and silica membrane filter

#37
20150041389
2015-02-12

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

#38
20150040764
2015-02-12

Method for producing air-permeable composite sheet

#39
20150020685
2015-01-22

Hollow fiber membranes and methods for forming same

#40
20140322518
2014-10-30

Porous multi-component material for the capture and separation of species of interest

#41
20140042077
2014-02-13

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

#42
20140042076
2014-02-13

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

#43
20140041789
2014-02-13

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

#44
20140041788
2014-02-13

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

#45
20130075325
2013-03-28

Surface-modified fluoropolymer membrane

#46
20130034778
2013-02-07

Method of forming a film made of a fluoropolymer of the polyvinylidene fluoride type that can be used as a separator for a lithium battery

#47
20120234745
2012-09-20

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

#48
20120116024
2012-05-10

SELF-SUPPORTING THIN POLYMER FILM

#49
20120006194
2012-01-12

High flux SAPO-34 membranes for CO/CHseparation and template removal method

#50
20110297612
2011-12-08

POROUS MEMBRANES WITH MULTIPLE ZONES HAVING DIFFERENT PORE SIZES

#51
20110268961
2011-11-03

Method for producing air-permeable composite sheet

#52
20090305127
2009-12-10

Microporous material and a method of making same

#53
20090088486
2009-04-02

ECONOMICALLY EFFICIENT PROCESS OF SYNTHESIZING POROUS POLYMERIC MATERIALS

#54
20080315447
2008-12-25

Method of making a microporous material

#55
20080300332
2008-12-04

MICROPOROUS MATERIAL AND A METHOD OF MAKING SAME

#56
20070123695
2007-05-31

Molecule nanoweaver

#57
20060121269
2006-06-08

Method of making microporous material

#58
20050154247
2005-07-14

Process for the separation of olefins and paraffins