ClassID:

29983

B01D69/142 - CPC Classification

Classification description:

Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor; Dynamic membranes; Heterogeneous membranes, e.g. containing dispersed material; Mixed matrix membranes with "carriers"

Sub-classes:
Recent Application in this class:
#1
20250206704
2025-06-26

ENGINEERED IONOPHORES FOR TRANSPORT OF METAL IONS

#2
20250108339
2025-04-03

ALKANOLAMINE-CONTAINING MEMBRANES AND METHODS OF MAKING AND USING THEREOF

#3
20240226802
2024-07-11

INTEGRATED THIN FILM COMPOSITE MEMBRANES FOR CO2 SEPARATION AND METHODS OF MAKING THE SAME

#4
20230330594
2023-10-19

MIXED GAS SEPARATION METHOD AND MIXED GAS SEPARATION DEVICE

#5
20230089144
2023-03-23

Xylene separation processes using a membrane separator

#6
20220387941
2022-12-08

Process for making membranes

#7
20220305437
2022-09-29

CO2 UTILIZATION FOR CO PRODUCTION VIA FUEL CELL ENABLED BY CO2-SELECTIVE MEMBRANE

#8
20220305436
2022-09-29

GUANIDINE-CONTAINING MEMBRANES AND METHODS OF USING THEREOF

#9
20220152560
2022-05-19

Nanobiocatalyst and nanobiocatalytic membrane

#10
20210346839
2021-11-11

Gas Permeation Process Through Crosslinked Membrane

#11
20210106954
2021-04-15

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

#12
20210102160
2021-04-08

VOLATILE ORGANIC COMPOUND TRANSPORT

#13
20210001284
2021-01-07

Polyacid-functionalized porous membranes, related methods, and related polyacid polymers

#14
20200362140
2020-11-19

METHOD FOR PRODUCING IONIC LIQUID-CONTAINING STRUCTURE, AND IONIC LIQUID-CONTAINING STRUCTURE

#15
20200254399
2020-08-13

Process for making membranes

#16
20200101416
2020-04-02

Methods of making high selectivity facilitated transport membranes, high selectivity facilitated transport membrane elements and modules

#17
20200061530
2020-02-27

Acidic gas separation membrane sheet and manufacturing method therefor

#18
20200055003
2020-02-20

Borate-containing membranes for gas separation

#19
20200047129
2020-02-13

Spiral-wound gas separation membrane element, gas separation membrane module, and gas separation apparatus

#20
20200030752
2020-01-30

MEMBRANES FOR GAS SEPARATION

#21
20200001244
2020-01-02

Nanobiocatalyst and nanobiocatalytic membrane

#22
20200001242
2020-01-02

Membrane process for olefin separation

#23
20190193021
2019-06-27

Modular membrane system and method for olefin separation

#24
20190118133
2019-04-25

Transition metal containing carbon molecular sieve membranes and method to make them

#25
20190083926
2019-03-21

Gas separation method

#26
20190060841
2019-02-28

High selectivity facilitated transport membrane comprising polyethersulfone/polyethylene oxide-polysilsesquioxane blend membrane for olefin/paraffin separations

#27
20180318775
2018-11-08

Aqueous phase separation method

#28
20180273890
2018-09-27

Volatile organic compound transport

#29
20180244520
2018-08-30

Method for separating COusing facilitated COtransport membrane

#30
20180185784
2018-07-05

Method for separating carbon dioxide and apparatus for separating carbon dioxide

#31
20180147513
2018-05-31

Polymeric membranes for separation of gases

#32
20180117538
2018-05-03

Polyacid-functionalized porous membranes, related methods, and related polyacid polymers

#33
20180001268
2018-01-04

Stable facilitated transport membranes for olefin/paraffin separations

#34
20170333833
2017-11-23

Carbon dioxide gas separation membrane, method for manufacturing same, and carbon dioxide gas separation membrane module

#35
20170113193
2017-04-27

Process for making membranes

#36
20170056839
2017-03-02

Membranes for gas separation

#37
20160367949
2016-12-22

Artificial membrane-fixed liquid filtration structure

#38
20160272494
2016-09-22

Facilitated COtransport membrane and method for producing same, and method and apparatus for separating CO

#39
20160250601
2016-09-01

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

#40
20160244630
2016-08-25

Nanoparticle and gelation stabilized functional composites of an ionic salt in a hydrophobic polymer matrix

#41
20160159712
2016-06-09

1, 3-butadiene separating material, and separation method using said separating material

#42
20160136581
2016-05-19

Spiral-type acidic gas separation module

#43
20160051938
2016-02-25

Facilitated COtransport membrane, method for producing same, resin composition for use in method for producing same, COseparation module and method and apparatus for separating CO

#44
20160008768
2016-01-14

Method of producing composite for acid gas separation

#45
20160008767
2016-01-14

METHOD OF PRODUCING COMPOSITE FOR ACID GAS SEPARATION

#46
20160008766
2016-01-14

Method for producing acid gas separation composite membrane, and acid gas separation membrane module

#47
20160008765
2016-01-14

Method for producing acid gas separation composite membrane, and acid gas separation membrane module

#48
20160008764
2016-01-14

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

#49
20150336056
2015-11-26

Complex for acid gas separation, module for acid gas separation, and method for manufacturing module for acid gas separation

#50
20150283518
2015-10-08

Copolymer and carbon dioxide gas separation membrane

#51
20150151243
2015-06-04

Facilitated COtransport membrane and method for producing same, and method and apparatus for separating CO

#52
20140137740
2014-05-22

Carbon dioxide separation member, method for producing same, and carbon dioxide separation module

#53
20140116944
2014-05-01

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

#54
20130287958
2013-10-31

Method and apparatus of producing composite for carbon dioxide separation

#55
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

#56
20130228515
2013-09-05

Facilitated transport membrane for the separation of aromatics from non-aromatics

#57
20130199370
2013-08-08

Steam permselective membrane, and method using same for separating steam from mixed gas

#58
20120219483
2012-08-30

Carbon dioxide permeable membrane

#59
20120190905
2012-07-26

OLEFIN SELECTIVE MEMBRANE COMPRISING AN IONIC LIQUID AND A COMPLEXING AGENT

#60
20120132589
2012-05-31

Supported ionic liquid membrane system and process for aromatic separation from hydrocarbon feeds

#61
20120088095
2012-04-12

Modification of drawn film

#62
20120043275
2012-02-23

Nanofabricated membrane using polymerized proteoliposomes

#63
20120014852
2012-01-19

Membranes and reactors for COseparation

#64
20110268636
2011-11-03

Carbon dioxide permeable membrane

#65
20110168572
2011-07-14

Composite mixed carbonate ion and electron conducting membranes and reactant gas assisted chemical reactors for CO2 separation and capture

#66
20090139401
2009-06-04

Single-crystalline organic carboxylic acid metal complex, process for producing the same, and use thereof

#67
20090120874
2009-05-14

Membrane for filtering of water

#68
20090101008
2009-04-23

Carbon dioxide permeable membrane

#69
20090007555
2009-01-08

Biomimetic water membrane comprising aquaporins used in the production of salinity power

#70
20080156188
2008-07-03

Membrane for Separating Co2 and Process for the Production Thereof

#71
20070256560
2007-11-08

Silver nanoparticle-containing polymer film for facilitated olefin transport and method for the fabrication thereof

#72
20070151561
2007-07-05

Arrangement in connection with an anaesthesia/ventilation system for a patient and a gas separation unit for an anaesthesia/ventilation system

#73
20070012189
2007-01-18

Silver nanoparticle/polymer nanocomposite membranes for olefin/paraffin separation and method of preparing the same

#74
20060096922
2006-05-11

Lyotropic liquid crystal nanofiltration membranes

#75
20060016750
2006-01-26

Process for regenerating facilitated-transport membranes

#76
20050109636
2005-05-26

Process for producing a ready-to-use electrolyte

#77
20050000899
2005-01-06

Dithiolene functionalized polymer membrane for olefin/paraffin separation