ClassID:

30881

B01D2323/10 - CPC Classification

Classification description:

Details relating to membrane preparation Specific pressure applied

Recent Application in this class:
#1
20260027525
2026-01-29

Scalable Aqueous-Phase Fabrication Of Reduced Graphene Oxide Nanofiltration Membranes By An Integrated Roll-To-Roll (R2R) Process

#2
20250382728
2025-12-18

DOUBLE-LAYER FUNCTIONALIZED HOLLOW FIBER MEMBRANE AND PREPARATION METHOD THEREOF

#3
20250222408
2025-07-10

METHOD FOR ONE-STEP REGULATION OF A PORE STRUCTURE AND SURFACE PROPERTIES OF A SILICON CARBIDE (SIC) MEMBRANE

#4
20250186950
2025-06-12

PROCESSES FOR THE PREPARATION OF POLYMERIC MEMBRANES CONTAINING IONIC LIQUIDS AND THEIR DERIVATIVES FOR THE SEQUESTRATION OF CO2 FROM NATURAL GAS BY GASEOUS PERMEATION AND POLYMERIC MEMBRANES OBTAINED BY THESE PROCESSES

#5
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

#6
20250033000
2025-01-30

PROCESS FOR OBTAINING REDUCED GRAPHENE OXIDE MEMBRANES, REACTOR FOR CARRYING OUT SAID PROCESS, REDUCED GRAPHENE OXIDE MEMBRANES OBTAINED FROM THIS PROCESS AND THEIR USES IN A SEPARATION PROCESS

#7
20240367108
2024-11-07

Forward Osmosis Membrane Module and Manufacturing Method Therefor

#8
20240344006
2024-10-17

METHOD OF MANUFACTURE FOR EDIBLE, POROUS CROSS-LINKED HOLLOW FIBERS AND MEMBRANES BY PH INDUCED PHASE SEPARATION AND USES THEREOF

#9
20240278186
2024-08-22

PREPARATION METHOD, PRODUCT AND APPLICATION OF HYDROPHOBICALLY MODIFIED MEMBRANE BASED ON MULTI-EFFECT THERMAL ENERGY CONVERSION

#10
20240181376
2024-06-06

MANUFACTURING METHOD OF MELTBLOWN FIBER MEMBRANE

#11
20240157309
2024-05-16

SINTERED POROUS BODY WITH MULTIPLE LAYERS

#12
20240150954
2024-05-09

FILTRATION MEDIA AND SYSTEMS FOR REDUCTION OF MICROPOLLUTANTS IN LIQUIDS

#13
20240033689
2024-02-01

METHODS OF MANUFACTURE OF ION EXCHANGE MEMBRANES

#14
20230415101
2023-12-28

METAL-ORGANIC FRAMEWORK MATERIAL SEPARATION MEMBRANE, PREPARATION METHOD THEREFOR, AND USE THEREOF

#15
20230271137
2023-08-31

NANO MEMBRANE, NANO MEMBRANE ASSEMBLY, AND METHOD FOR MANUFACTURING NANO MEMBRANE

#16
20230191338
2023-06-22

RIGID SELF-SUPPORTING MXene SEPARATION MEMBRANE AND PREPARATION METHOD AND USE THEREOF

#17
20230191337
2023-06-22

Graphene membranes and methods for making graphene membranes

#18
20230098985
2023-03-30

METHOD FOR PRODUCING GAS SEPARATION MEMBRANE, AND GAS SEPARATION MEMBRANE

#19
20230053375
2023-02-23

Method for fabricating oleophilic-hydrophobic nanofiber membrane and separation of water-in-oil emulsion using same method and waste heat

#20
20230047835
2023-02-16

METHOD FOR MAKING POROUS FILTER MEMBRANES

#21
20220241734
2022-08-04

Imidazole covalent organic framework

#22
20220235306
2022-07-28

Surface modified separation media

#23
20220203307
2022-06-30

Zeolite membranes, molecular separation methods, and manufacturing processes for zeolite membranes

#24
20220161202
2022-05-26

ENGINEERED COATING FOR FILTERS AND METHODS OF MANUFACTURE THEREOF

#25
20220088543
2022-03-24

System and method for producing hollow fibre membranes

#26
20220080362
2022-03-17

SEMIPERMEABLE MEMBRANE SUPPORT AND METHOD OF PRODUCING SAID SEMIPERMEABLE MEMBRANE SUPPORT

#27
20220032237
2022-02-03

CMS membrane, method for the production thereof and use thereof

#28
20210213395
2021-07-15

Spiral-structured three dimensional porous graphene oxide-based membrane for stable ultrafast filtration

#29
20210197140
2021-07-01

Graphene membranes and methods for making graphene membranes

#30
20210039049
2021-02-11

Method of preparation of new super-hydrophobic membranes and membranes obtained by said method

#31
20200238223
2020-07-30

NANOFILTRATION OR REVERSE OSMOSIS MEMBRANE MADE OF HARD CARBON FILM, FILTERING FILTER, TWO-LAYER-BONDED-TYPE FILTERING FILTER, AND METHODS FOR MANUFACTURING SAME

#32
20200061547
2020-02-27

Isomer separation with highly fluorinated polymer membranes

#33
20190275470
2019-09-12

Methods of making graphene oxide nanofilters

#34
20190168167
2019-06-06

Composite porous hollow fiber membrane, production method for composite porous hollow fiber membrane, composite porous hollow fiber membrane module, and operation method for composite porous hollow fiber membrane module

#35
20190070565
2019-03-07

Porous hollow fiber membrane

#36
20180304208
2018-10-25

Two-dimensional metal carbide antimicrobial membrane and antimicrobial agent

#37
20180257041
2018-09-13

Metal-organic framework filter and preparation method thereof

#38
20180186664
2018-07-05

Method of synthesizing cellulose nano-crystals from date palm seeds

#39
20180104654
2018-04-19

Production system for composite porous solid articles

#40
20180001267
2018-01-04

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

#41
20170312695
2017-11-02

Graphene oxide membranes and methods related thereto

#42
20170266625
2017-09-21

Composite hollow fiber membrane module and manufacturing method therefor

#43
20170056833
2017-03-02

Compression bar apparatus

#44
20170001153
2017-01-05

NANOFILTRATION OR REVERSE OSMOSIS MEMBRANE MADE OF HARD CARBON FILM, FILTERING FILTER, TWO-LAYER-BONDED-TYPE FILTERING FILTER, AND METHODS FOR MANUFACTURING SAME

#45
20160339397
2016-11-24

Methods of making crosslinked membranes utilizing an inert gas atmosphere

#46
20160310908
2016-10-27

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

#47
20160279625
2016-09-29

VACUUM-ASSISTED PROCESS FOR PREPARING AN ION-EXCHANGED ZEOLITE MEMBRANE

#48
20160243505
2016-08-25

Seaweed polysaccharide based superhydrophilic foam membrane for energy-efficient oil-water separation

#49
20160184775
2016-06-30

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

#50
20140332998
2014-11-13

Methods of producing and using microporous membranes

#51
20120152843
2012-06-21

Ceramic membranes

#52
20110290717
2011-12-01

Membrane post treatment

#53
20110274961
2011-11-10

MICROPOROUS MEMBRANES AND METHODS FOR PRODUCING AND USING SUCH MEMBRANES

#54
20110254186
2011-10-20

PTFE membrane

#55
20110236764
2011-09-29

MICROPOROUS MEMBRANES AND METHODS FOR PRODUCING AND USING SUCH MEMBRANES

#56
20110197762
2011-08-18

Template-free clathrasils and clathrasil membranes

#57
20100233812
2010-09-16

Membrane made of a nanostructured material

#58
20100213117
2010-08-26

Membrane post treatment

#59
20100147689
2010-06-17

METHOD FOR MODIFYING SURFACE OF ALUMINUM OXIDE AND ELECTROOSMOSIS PUMP AND ELECTRIC POWER GENERATOR USING MODIFIED ALUMINUM OXIDE MEMBRANE

#60
20100104845
2010-04-29

Composite PTFE materials and applications thereof

#61
20100089817
2010-04-15

HOLLOW FIBER, HOLLOW FIBER BUNDLE, FILTER AND METHOD FOR THE PRODUCTION OF A HOLLOW FIBER OR A HOLLOW FIBER BUNDLE

#62
20100038316
2010-02-18

Poly(tetrafluoroethylene) zeolite composite and methods

#63
20090250391
2009-10-08

MODIFIED POLYVINYLIDENE FLUORIDE MEMBRANE, LAMINATED MEMBRANE FOR PROTEIN ADSORPTION, AND MANUFACTURING METHODS THEREOF

#64
20090246546
2009-10-01

Method for producing a plastic membrane device and the thus obtained device

#65
20090206025
2009-08-20

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

#66
20080287718
2008-11-20

Catalytically Active Porous Membrane Reactor for Reacting Organic Compounds

#67
20080047432
2008-02-28

Porous structure with seed crystal-containing layer for manufacturing zeolite membrane, zeolite membrane, and method for manufacturing zeolite membrane

#68
20080047427
2008-02-28

Membrane production method

#69
20070296111
2007-12-27

Process for Producing Hollow Capillary Polymeric Membranes for the Treatment of Blood and Its Derivatives

#70
20070084794
2007-04-19

Porous membrane and method for manufacturing the same

#71
20060208377
2006-09-21

Method of making a ceramic composite

#72
20060157893
2006-07-20

PTFE membrane

#73
20060157404
2006-07-20

Membrane post treatment

#74
20060131182
2006-06-22

Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions

#75
20050235825
2005-10-27

Method for making carbon membranes for fluid separation

#76
20050109609
2005-05-26

Method for forming supported palladium membrane used for hydrogen purification