ClassID:

30884

B01D2323/16 - CPC Classification

Classification description:

Details relating to membrane preparation; Use of additives Swelling agents

Recent Application in this class:
#1
20260115650
2026-04-30

HIGHLY CO2-SELECTIVE ASYMMETRIC POLYMERIC MEMBRANES AND PROCESS FOR PREPARING THE SAME

#2
20260070023
2026-03-12

AFFINITY MEMBRANE AND METHOD OF PREPARATION

#3
20250010248
2025-01-09

MONOLAYER, COMPOSITE, GAS SEPARATION MATERIAL, FILTER, GAS SEPARATION DEVICE AND METHOD FOR MANUFACTURING COMPOSITE

#4
20240390862
2024-11-28

AFFINITY MEMBRANE AND METHOD OF PREPARATION

#5
20230134668
2023-05-04

Monolayer, composite, gas separation material, filter, gas separation device and method for manufacturing composite

#6
20220203305
2022-06-30

Room-temperature selective swelling method of pore-forming used for preparing separation membranes

#7
20210346849
2021-11-11

Porous hollow fiber membrane

#8
20200188859
2020-06-18

Affinity membrane and method of preparation

#9
20190083943
2019-03-21

Monolayer, composite, gas separation material, filter, gas separation device and method for manufacturing composite

#10
20180257042
2018-09-13

Filtration medium sequence for biomaterial purification

#11
20170214021
2017-07-27

Microporous sheet product and methods for making and using the same

#12
20130126349
2013-05-23

Biosensor membrane composition, biosensor, and methods for making same

#13
20110163029
2011-07-07

Method for substance separation using a cellulose hydrate membrane in size exclusion chromatography

#14
20110147292
2011-06-23

Cellulose hydrate membrane, method for the production thereof, and use thereof

#15
20110120947
2011-05-26

Hydrophobic cellulose membrane, method for the production thereof, and use of same in hydrophobic interaction chromatography

#16
20110117287
2011-05-19

Process for producing modified substrate

#17
20100140828
2010-06-10

Porous Membrane and Recording Medium Comprising Same

#18
20100050875
2010-03-04

Gas exchange membrane in particular for use in an artificial lung and method for the production of a gas exchange membrane of this type

#19
20090199619
2009-08-13

Metal oxide membrane with a gas-selective compound

#20
20080193735
2008-08-14

POROUS MEMBRANE AND RECORDING MEDIUM COMPRISING SAME

#21
20080156188
2008-07-03

Membrane for Separating Co2 and Process for the Production Thereof

#22
20070080107
2007-04-12

Nanoporous membrane and method of fabricating the same

#23
20050273031
2005-12-08

Modified substrate and process for producing modified substrate

#24
20050181147
2005-08-18

Production method of cellulose film, cellulose film, protective film for polarizing plate, optical functional film, polarizing plate, and liquid crystal display