ClassID:

30006

B01D71/24 - CPC Classification

Classification description:

Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor; Organic material Rubbers

Recent Application in this class:
#1
20250376704
2025-12-11

BUTANOL PRODUCTION METHOD

#2
20250360436
2025-11-27

Vacuum Degassing Using Electroactive Material

#3
20240189764
2024-06-13

PROCESS FOR REDUCING CARBON DIOXIDE CONTENT OF GAS MIXTURE AND MEMBRANE SEPARATION ARRANGEMENT

#4
20240156682
2024-05-16

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

#5
20230271144
2023-08-31

COMPOSITE MEMBRANE COMPRISING HIGHLY PERMEABLE GUTTER LAYER AND METHOD FOR PREPARING SAME

#6
20230001349
2023-01-05

Improving sulfur recovery operations with processes based on novel COover SOselective membranes and its combinations with SOover COselective membranes

#7
20220168670
2022-06-02

Vaccum Degassing Using Electroactive Material

#8
20220118408
2022-04-21

Organic solvent method for preparing membrane protein based nanosheets and membranes based on nanosheets

#9
20220016579
2022-01-20

POLYMER ELECTROLYTE MEMBRANE AND METHOD FOR MANUFACTURING THE SAME

#10
20210261893
2021-08-26

MASH FILTER MEMBRANE

#11
20210187433
2021-06-24

SYSTEM AND PROCESS FOR RECOVERING VALUABLES FROM VENT GAS IN POLYOLEFIN PRODUCTION

#12
20210079149
2021-03-18

Porous membranes including triblock copolymers

#13
20210069650
2021-03-11

Fluid separation apparatus comprising fluid separation membrane, and fluid separation membrane module

#14
20190351373
2019-11-21

Organic solvent method for preparing membrane protein based nanosheets and membranes based on nanosheets

#15
20190184345
2019-06-20

Gas separation membrane containing heteromorphous shaped silica nanoparticles

#16
20180280886
2018-10-04

Fluid separation apparatus comprising fluid separation membrane, and fluid separation membrane module

#17
20180142075
2018-05-24

Microporous polymeric composition

#18
20180126328
2018-05-10

METHODS AND APPARATUSES FOR FUEL GAS CONDITIONING VIA MEMBRANES

#19
20180079869
2018-03-22

Vesicles formed from block copolymers, and novel block copolymers

#20
20170157565
2017-06-08

Elastic membrane-based membrane bioreactor with high-efficiency for fouling control

#21
20170001150
2017-01-05

Gas separation membrane module for reactive gas service

#22
20170001149
2017-01-05

Gas separation membrane module for reactive gas service

#23
20160214069
2016-07-28

NOVEL NANO-PATTERNED THIN FILM MEMBRANES AND THIN FILM COMPOSITE MEMBRANES, AND METHODS USING SAME

#24
20140155676
2014-06-05

Treatment system for removing halogenated compounds from contaminated sources

#25
20120252912
2012-10-04

Process for producing microporous polymeric object, and microporous polymeric object and separation membrane

#26
20120132590
2012-05-31

Method for fabrication of elastomeric asymmetric membranes from hydrophobic polymers

#27
20120123002
2012-05-17

Method for purification of antibody using porous membrane having amino group and alkyl group both bound to graft chain immobilized on porous substrate

#28
20100036009
2010-02-11

Process for producing microporous polymeric object, and microporous polymeric object and separation membrane

#29
20090314696
2009-12-24

Adaptive membrane structure

#30
20090239381
2009-09-24

POROUS FILM

#31
20080114087
2008-05-15

Method for fabrication of elastomeric asymmetric membranes from hydrophobic polymers

#32
20070175829
2007-08-02

Pressure driven separation of liquid feeds

#33
20050087491
2005-04-28

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

#34
16778557
2022-12-13

Metal-organic framework/polymer foam composite materials and their uses in decontamination and/or ballistic protection