ClassID:

29948

B01D67/0067 - CPC Classification

Classification description:

Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus; Inorganic membrane manufacture by carbonisation or pyrolysis

Recent Application in this class:
#1
20250144575
2025-05-08

CARBON MOLECULAR SIEVES MEMBRANES WITH ATOMIC ALUMINUM DISTRIBUTED IN IT

#2
20250059043
2025-02-20

A PROCESS FOR THE PREPARATION OF A SUPPORTED CARBON MEMBRANES (CMS)

#3
20250041793
2025-02-06

PROCESS FOR PREPARING A POLYBENZOXAZINE-DERIVED CARBON MEMBRANE, CARBON MEMBRANE, USE OF SAID MEMBRANE FOR SEPARATING INDUSTRIAL GASES AND PERMEATION MODULE

#4
20240342664
2024-10-17

Carbon Molecular Sieve Membrane and Methods Thereof

#5
20240342663
2024-10-17

POROUS MATERIALS, METHODS AND USES THEREOF

#6
20240325985
2024-10-03

METHODS FOR MANUFACTURING HOLLOW FIBER CARBON MEMBRANES

#7
20240261736
2024-08-08

CARBON MOLECULAR SIEVE MEMBRANE PREPARED FROM HYDROQUINONE AND THE METHOD OF MANUFACTURING

#8
20230311073
2023-10-05

CARBON MOLECULAR SIEVE MEMBRANES BASED ON OXYGEN-FREE POLYMERIC PRECURSORS

#9
20230294070
2023-09-21

Mixed matrix carbon molecular sieve (CMS) membrane and use of mixed matrix CMS membrane in CH/CH separation

#10
20230285909
2023-09-14

CARBON NANOMEMBRANES ON POROUS MATERIALS

#11
20230278006
2023-09-07

METHOD OF PRODUCING CARBON MOLECULAR SIEVE MEMBRANES

#12
20230249136
2023-08-10

CARBON HOLLOW FIBRE MEMBRANE

#13
20230088542
2023-03-23

Carbon molecular sieve membranes containing a group 13 metal and method to make them

#14
20230032395
2023-02-02

METHODS FOR PREPARING MICROCAPILLARY CARBON MOLECULAR SIEVE MEMBRANES

#15
20220347632
2022-11-03

Carbon molecular sieve membrane and its use in separation processes

#16
20220305443
2022-09-29

METHOD OF MANUFACTURING A SINGLE-PIECE COLUMN STRUCTURE FOR THE SEPARATION OF A FLUID MEDIUM

#17
20220289634
2022-09-15

Ceramic membranes

#18
20220219125
2022-07-14

HYBRID INORGANIC OXIDE-CARBON MOLECULAR SIEVE MEMBRANES

#19
20220080365
2022-03-17

Carbon membrane for fluid separation use

#20
20220032237
2022-02-03

CMS membrane, method for the production thereof and use thereof

#21
20210379538
2021-12-09

Asymmetric modified carbon molecular sieve hollow fiber membranes having improved permeance

#22
20210324142
2021-10-21

CROSS-LINKED POLYIMIDE MEMBRANES AND CARBON MOLECULAR SIEVE HOLLOW FIBER MEMBRANES MADE THEREFROM

#23
20210229045
2021-07-29

Separation of gases via carbonized vinylidene chloride copolymer gas separation membranes and processes therefor

#24
20210229044
2021-07-29

SEPARATION OF GASES VIA CARBONIZED VINYLIDENE CHLORIDE COPOLYMER GAS SEPARATION MEMBRANES AND PROCESSES THEREFORE

#25
20210229030
2021-07-29

Method of making carbon molecular sieve membranes

#26
20210205763
2021-07-08

Carbon nanomembranes on porous materials

#27
20210129085
2021-05-06

Method of making carbon molecular sieve membranes

#28
20210023508
2021-01-28

Graphene membrane filter for gas separation

#29
20210023506
2021-01-28

Method of fabricating and operating water-permeable capacitive deionization electrode capable of selectively absorbing and desorbing sodium ions using NASICON-incorporated carbon nanotube structure

#30
20200276542
2020-09-03

Carbon molecular sieve membranes containing a group 13 metal and method to make them

#31
20200254393
2020-08-13

Method to make carbon molecular sieve hollow fiber membranes

#32
20200206696
2020-07-02

Reactive inhibition of pore structure collapse during pyrolytic formation of carbon molecular sieves

#33
20200171441
2020-06-04

Carbon membrane for fluid separation and method for manufacturing the same

#34
20200114316
2020-04-16

Asymmetric polyvinylidine chloride membranes and carbon molecular sieve membranes made therefrom

#35
20200001247
2020-01-02

Asymmetric membranes

#36
20190275471
2019-09-12

Method to make carbon molecular sieve hollow fiber membranes

#37
20190262779
2019-08-29

Method of preparing hierarchical porous channel molecular sieve membrane and application thereof

#38
20190241815
2019-08-08

Use of semipermeable membranes in cracking coils

#39
20190232232
2019-08-01

BIOCOMPATIBLE AND HEMOCOMPATIBLE MATERIAL AND FILTER

#40
20190176094
2019-06-13

Method for directly growing ultrathin porous graphene separation membrane

#41
20190176090
2019-06-13

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

#42
20190176082
2019-06-13

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

#43
20190118133
2019-04-25

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

#44
20190099722
2019-04-04

Method of making carbon molecular sieve membranes

#45
20190083939
2019-03-21

Separation of gases via carbonized vinylidene chloride copolymer gas separation membranes and processes therefor

#46
20190076793
2019-03-14

Separation of gases via carbonized vinylidene chloride copolymer gas separation membranes and processes therefor

#47
20190030491
2019-01-31

METHODS FOR PREPARING CARBON MOLECULAR SIEVE HOLLOW FIBER MEMBRANES FOR GAS SEPARATION

#48
20190022599
2019-01-24

Fluid separation membrane, fluid separation membrane module, and porous carbon fiber

#49
20190015793
2019-01-17

Transfer line

#50
20190001276
2019-01-03

COMPOSITE CARBON MOLECULAR SIEVE MEMBRANES HAVING ANTI-SUBSTRUCTURE COLLAPSE PARTICLES LOADED IN A CORE THEREOF

#51
20180369761
2018-12-27

Method of making carbon molecular sieve membranes

#52
20180305827
2018-10-25

Hierarchically structured, nitrogen-doped carbon membranes

#53
20180229181
2018-08-16

Carbon molecular sieve membranes for aggressive gas separations

#54
20180161736
2018-06-14

Hollow fiber carbon molecular sieve membranes and method of manufacturing using radial-flow pyrolysis

#55
20180161732
2018-06-14

HOLLOW FIBER CARBON MOLECULAR SIEVE MEMBRANES AND METHOD OF MANUFACTURING USING RADIAL-FLOW PYROLYSIS

#56
20180161731
2018-06-14

Hollow fiber carbon molecular sieve membranes and method of manufacturing using radial-flow pyrolysis

#57
20180140990
2018-05-24

Separation element with a three-dimensional circulation matrix for the fluid medium to be treated

#58
20180133659
2018-05-17

Carbon molecular sieve membrane for gas separations

#59
20180078907
2018-03-22

Method for producing hollow fiber carbon membrane and separation membrane module

#60
20180071691
2018-03-15

Asymmetric modified carbon molecular sieve hollow fiber membranes having improved permeance

#61
20180050309
2018-02-22

High selectivity copolyimide membranes for separations

#62
20180001271
2018-01-04

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

#63
20180001270
2018-01-04

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

#64
20180001269
2018-01-04

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

#65
20180001267
2018-01-04

Graphene membrane film for solvent purification, method for producing same, and solvent purification system using same

#66
20170320020
2017-11-09

Method for producing a carbon hollow fiber membrane

#67
20170312701
2017-11-02

Transfer line

#68
20170312700
2017-11-02

Asymmetric membranes

#69
20170304778
2017-10-26

Three dimensional nanoporous membrane having multiple independent, continuous pore systems

#70
20170274327
2017-09-28

Composite nanoparticle stabilized core carbon molecular sieve hollow fiber membranes having improved permeance

#71
20170247512
2017-08-31

Carbon molecular sieve (CMS) hollow fiber membranes and preparation thereof from pre-oxidized polyimides

#72
20170216779
2017-08-03

Carbon membrane for fluid separation, fluid separation membrane module, and method for producing carbon membrane for fluid separation

#73
20170203276
2017-07-20

Vinylidene chloride copolymer-based carbon molecular sieve adsorbent compositions and processes therefor

#74
20170189859
2017-07-06

ZEOLITE ENHANCED CARBON MOLECULAR SIEVE MEMBRANE

#75
20170144106
2017-05-25

Reverse osmosis membranes and separations

#76
20170137350
2017-05-18

Separation of mixed xylenes

#77
20170136420
2017-05-18

Hydrocarbon reverse osmosis membranes and separations

#78
20170120200
2017-05-04

Carbon molecular sieve membranes based on fluorine-containing polymer/polysilsesquioxane blending precursors and method for fabricating the same

#79
20170014777
2017-01-19

Method for the high-throughput preparation of carbon nanotube hollow fiber membranes

#80
20160367935
2016-12-22

DEFECT-FREE CARBON MOLECULAR SIEVE MEMBRANES WITH ENHANCED SELECTIVITY AND AGING RESISTANCE AND THE METHOD OF MAKING THE SAME

#81
20160310908
2016-10-27

Ultrathin, graphene-based membranes for water treatment and methods of their formation and use

#82
20160263534
2016-09-15

Compatibilized immiscible polymer blends and molecular sieve membranes thereof

#83
20160184775
2016-06-30

Manufacturing carbon molecular sieve membranes using a pyrolysis atmosphere comprising sulfur-containing compounds

#84
20160175767
2016-06-23

Carbon membrane, process for the manufacture of carbon membranes and use thereof

#85
20160151746
2016-06-02

Composite carbon molecular sieve membranes having anti-substructure collapse particles loaded in a core thereof

#86
20160136583
2016-05-19

Method of manufacturing partially freestanding two-dimensional crystal film and device comprising such a film

#87
20150360170
2015-12-17

Aircraft fuel tank flammability reduction method and system

#88
20150290596
2015-10-15

Carbon molecular sieve membranes for nitrogen/methane separation

#89
20150182921
2015-07-02

Carbon molecular sieve membranes made from 6FDA and DETDA-based precursor polymers

#90
20150094445
2015-04-02

Asymmetric modified carbon molecular sieve hollow fiber membranes having improved permeance

#91
20150056372
2015-02-26

Separation membrane manufacturing method

#92
20150053079
2015-02-26

Hollow fiber carbon molecular sieve membrane and preparation and use thereof

#93
20150027306
2015-01-29

GAS-SELECTIVE POLYMER DERIVED CERAMIC MEMBRANES, GAS SEPARATION SYSTEMS, AND METHODS

#94
20140374341
2014-12-25

PROCESS FOR PRODUCING SEPARATION MEMBRANE, PROCESS FOR PRODUCING SEPARATION MEMBRANE COMPOSITE, AND SEPARATION MEMBRANE COMPOSITE

#95
20140199478
2014-07-17

METHOD FOR PRODUCING CARBON MEMBRANE

#96
20140053726
2014-02-27

Aircraft fuel tank flammability reduction method and system

#97
20130333562
2013-12-19

Polyimide-based carbon molecular sieve membrane for ethylene/ethane separations

#98
20130305921
2013-11-21

Method for producing carbon molecular sieve membranes in controlled atmospheres

#99
20130152793
2013-06-20

Stabilization of porous morphologies for high performance carbon molecular sieve hollow fiber membranes

#100
20130043186
2013-02-21

METHOD FOR SEPARATING LIQUID MIXTURE, AND DEVICE FOR SEPARATING LIQUID MIXTURE

#101
20130015134
2013-01-17

Carbon membrane and method for pervaporation separation

#102
20130001156
2013-01-03

Carbon membrane structure and method for producing same

#103
20120255899
2012-10-11

Separation membrane including graphene

#104
20120119398
2012-05-17

Making carbon articles from coated particles

#105
20120091056
2012-04-19

Method for producing carbon film, carbon film and separator

#106
20120079944
2012-04-05

Process for producing carbon membranes

#107
20120079943
2012-04-05

Process for producing carbon membranes

#108
20110168624
2011-07-14

Spiral wound carbon membrane and preparation method thereof

#109
20110104489
2011-05-05

HOLLOW CARBON FIBRES AND PROCESS FOR THEIR PRODUCTION

#110
20110100211
2011-05-05

Method for producing carbon molecular sieve membranes in controlled atmospheres

#111
20110072965
2011-03-31

Carbon membranes from cellulose esters

#112
20100320141
2010-12-23

Production of single-walled carbon nanotube grids

#113
20100234481
2010-09-16

POROUS CERAMICS MANUFACTURING METHOD

#114
20100212503
2010-08-26

Hollow fiber carbon membrane and method for production thereof

#115
20100202939
2010-08-12

NOVEL NANOPOROUS MATERIALS

#116
20100162887
2010-07-01

Carbon membranes

#117
20100083837
2010-04-08

Carbon membrane and method of manufacturing the same

#118
20100072127
2010-03-25

Separation membrane complex, and method for manufacturing the separation membrane complex

#119
20100040861
2010-02-18

Ordered Mesoporous Free-Standing Carbon Films And Form Factors

#120
20090252971
2009-10-08

SiOC membranes and methods of making the same

#121
20090242478
2009-10-01

Carbon membrane laminated body and method for manufacturing the same

#122
20090233792
2009-09-17

Self-standing mesoporous carbon membrane

#123
20090206025
2009-08-20

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

#124
20090131248
2009-05-21

NOVEL NANOPOROUS MATERIALS

#125
20090011208
2009-01-08

Ceramics made of preceramic paper or board structures, method of producing the same and use thereof

#126
20090007532
2009-01-08

Composite ceramic body, method of manufacturing the same and ceramic filter assembly

#127
20080223795
2008-09-18

Membranes for nanometer-scale mass fast transport

#128
20080152865
2008-06-26

Separation membrane and manufacturing process thereof

#129
20080105613
2008-05-08

CERAMIC FILTER

#130
20080058454
2008-03-06

Chain-End Functionalized Fluoropolymers for the Preparation of Fluorpolymer/Clay Nanocomposites with Exfoliated Structure

#131
20070087120
2007-04-19

Fluid diffusion layers

#132
20070051240
2007-03-08

Method for making nano-scale filter

#133
20070017861
2007-01-25

Carbon nanocomposite membranes and methods for their fabrication

#134
20060289351
2006-12-28

Nanostructures synthesized using anodic aluminum oxide

#135
20060288677
2006-12-28

Carbon film laminate and method for production thereof, and VOC removing device

#136
20060112822
2006-06-01

Apparatus and method for separating gases

#137
20060027499
2006-02-09

Carbon nanotube filter

#138
20050260118
2005-11-24

Mesoporous carbon films and methods of preparation thereof

#139
20050249914
2005-11-10

Honeycomb-shaped carbon element

#140
20050235825
2005-10-27

Method for making carbon membranes for fluid separation

#141
20050067346
2005-03-31

Flexible and porous membranes and adsorbents, and method for the production thereof

#142
18170722
2026-05-26

Asymmetric carbon molecular sieve hollow fiber membranes