B01J39/24 - CPC Classification Index

ClassID:

33444 ⎘

B01J39/24 - CPC Classification

Classification description:

Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties Carbon, coal or tar

Recent Application in this class:

20210296019

2021-09-23

Chemical decontamination method and chemical decontamination apparatus

20170098511

2017-04-06

Ionic polymer membrane comprising radiation-crosslinkable poly(vinyl alcohol) and method of preparation thereof

20170036983

2017-02-09

Ozonized biochar compositions and methods of making and using the same

20160339419

2016-11-24

CHARCOALS

20150083667

2015-03-26

Composite ion exchange media for liquid filtration systems

20140264157

2014-09-18

Particulate sorption medium prepared from partially decomposed organic matter

20120267569

2012-10-25

Production of multifunctional granular medium by partial activation of partially decomposed organic matter

20120234762

2012-09-20

Water purification cartridge using zirconium ion-exchange sorbents

20110008317

2011-01-13

CHARCOALS

#10

20070167310

2007-07-19

Production of multifunctional granular medium by partial activation of partially decomposed organic matter

#11

20060263766

2006-11-23

Compositions and chromatography materials for bioseparation

#12

20050119121

2005-06-02

Modified carbon adsorbents and processes for adsorption using the same