B01J20/34 - CPC Classification Index

ClassID:

32688 ⎘

B01J20/34 - CPC Classification

Classification description:

Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof; Processes for preparing, regenerating, or reactivating Regenerating or reactivating

Sub-classes:

B01J20/3408 » {of aluminosilicate molecular sieves} 141
B01J20/3416 » {of sorbents or filter aids comprising free carbon, e.g. activated carbon} 237
B01J20/3425 » {of sorbents or filter aids comprising organic materials} 307
B01J20/3433 » {of sorbents or filter aids other than those covered by - } 376
B01J20/3441 » {Regeneration or reactivation by electric current, ultrasound or irradiation, e.g. electromagnetic radiation such as X-rays, UV, light, microwaves} 132
B01J20/345 » {using a particular desorbing compound or mixture } 67
B01J20/3483 » {by thermal treatment not covered by groups - , e.g. by heating or cooling} 444
B01J20/3491 » {by pressure treatment} 108

Recent Application in this class:

20260115683

2026-04-30

POLYAMINE PHOSPHORUS DENDRIMER MATERIALS FOR METAL SEQUESTRATION

20260070013

2026-03-12

COLLECTING A GASEOUS POLLUTANT FROM AIR

20250256986

2025-08-14

METHOD AND PACKAGED SYSTEM FOR FILTERING WATER

20250250655

2025-08-07

SELECTIVE REMOVAL OF RADIUM AND ACTINIUM FROM ACIDIC SOLUTION USING COMPOSITE ADSORBENTS

20240270617

2024-08-15

SYSTEM AND METHOD OF REDUCING OXIDANTS IN A CHEMICAL STREAM

20240199963

2024-06-20

METHOD FOR PURIFYING HYDROCARBON FEEDSTOCK IN THE PRESENCE OF A SOLVENT AND USE THEREOF

20240173696

2024-05-30

FUNCTIONALISED HYDROGELS

20240165582

2024-05-23

METHOD USING ADSORBENT

20240150866

2024-05-09

NOBLE METAL ADSORBENT, METHOD FOR RECOVERING NOBLE METAL, AND METHOD FOR REGENERATING NOBLE METAL ADSORBENT

#10

20240066499

2024-02-29

PURIFICATION OF AMINES BY ADSORPTION USING A SUPER ADSORBENT

#11

20240059982

2024-02-22

RECOVERY METHOD OF ORGANIC MOLECULES FROM A COMPLEX MATRIX

#12

20240001336

2024-01-04

ACID GAS ADSORPTION AND DESORPTION MATERIAL

#13

20230375138

2023-11-23

LIQUEFIED GAS SYSTEM WITH BOIL-OFF CAPTURE

#14

20230365429

2023-11-16

Method and packaged system for filtering water

#15

20230140129

2023-05-04

THERMAL BATTERY

#16

20230101316

2023-03-30

POLYAMINE PHOSPHORUS DENDRIMER MATERIALS FOR METAL SEQUESTRATION

#17

20230093160

2023-03-23

SYSTEM AND METHOD OF REDUCING OXIDANTS IN A CHEMICAL STREAM

#18

20230091976

2023-03-23

COLLECTING A GASEOUS POLLUTANT FROM AIR

#19

20230029620

2023-02-02

METHOD FOR EXTRACTING LOW-MOLECULAR-WEIGHT SUBSTANCE EXISTING IN BIOLOGICAL SAMPLE

#20

20220401876

2022-12-22

METHOD FOR CAPTURING CO2

#21

20220314200

2022-10-06

Method for improving water absorption of water-absorbent resin particles under load, and method for producing water-absorbent resin particles

#22

20220314199

2022-10-06

METHOD FOR INCREASING AMOUNT OF WATER ABSORBED UNDER LOAD BY WATER ABSORBENT RESIN PARTICLES, AND METHOD FOR PRODUCING WATER ABSORBENT RESIN PARTICLES

#23

20220298600

2022-09-22

METHOD FOR PROCESSING ORE OR REFINING INTERMEDIATE

#24

20220219139

2022-07-14

ADSORBENT PARTICLES, METHOD FOR PRODUCING ADSORBENT PARTICLES, BASE MATERIAL PARTICLES, FILLING COLUMN AND METHOD FOR RECOVERING RARE EARTH ELEMENT

#25

20210322948

2021-10-21

Photoresponsive oxygen storage material

#26

20210237028

2021-08-05

CZTS sorbent

#27

20210188654

2021-06-24

Systems and methods for producing elements from mixtures, storage/generation vessels, and storage/generation vessel assemblies

#28

20210139347

2021-05-13

Adsorption method

#29

20210106972

2021-04-15

Extraction of target materials using CZTS sorbent

#30

20210078881

2021-03-18

System and method of reducing oxidants in a chemical stream

#31

20200368715

2020-11-26

Extraction of target materials using CZTS sorbent

#32

20200222878

2020-07-16

Method for recycling saturated active adsorbent of a filter module

#33

20200047156

2020-02-13

Extracted lignocellulosic material as an adsorbent and uses thereof

#34

20190307146

2019-10-10

METHOD FOR PRODUCING AROMA COMPOSITION FROM ROASTED COFFEE BEANS AND APPARATUS FOR COLLECTING AROMA FROM ROASTED COFFEE BEANS

#35

20190275788

2019-09-12

PRINTING APPARATUS, LIQUID ABSORBING APPARATUS, AND PRINTING METHOD

#36

20190015813

2019-01-17

PACKING MATERIAL FOR LIQUID CHROMATOGRAPHY AND COLUMN FOR LIQUID CHROMATOGRAPHY

#37

20180345174

2018-12-06

Apatite in-situ restoration

#38

20180280924

2018-10-04

MWF-type zeolite

#39

20180272690

2018-09-27

Printing apparatus, liquid absorbing apparatus, and printing method

#40

20180272689

2018-09-27

Printing apparatus, liquid absorbing apparatus, and printing method

#41

20180250629

2018-09-06

Exhaust-gas treatment equipment and gas-capture-material deterioration-state estimating method

#42

20180001226

2018-01-04

Solid-liquid separation device

#43

20170369955

2017-12-28

Organo-catalytic biomass deconstruction

#44

20170087504

2017-03-30

Swing adsorber and process cycle for fluid separations

#45

20170065930

2017-03-09

Humidity controlling apparatus

#46

20160243527

2016-08-25

Methods for regeneration of an organosilica media

#47

20160129389

2016-05-12

Adsorbing contaminants from a gas stream

#48

20160097108

2016-04-07

Organo-catalytic biomass deconstruction

#49

20150367252

2015-12-24

Apatite in-situ restoration

#50

20150367251

2015-12-24

Apatite in-situ restoration

#51

20150175444

2015-06-25

Wastewater filtration system and method

#52

20150151239

2015-06-04

Gas separation device and gas separation method

#53

20140107353

2014-04-17

Reductive biomass liquefaction

#54

20130245329

2013-09-19

Process for preparing adamantane polyol

#55

20120270723

2012-10-25

Method for cleaning used denitration catalyst

#56

20120210872

2012-08-23

Removal of krypton and xenon impurities from argon by MOF adsorbent

#57

20120209032

2012-08-16

Process for the treatment of an aqueous mixture comprising a dipolar aprotic compound

#58

20120172579

2012-07-05

Reductive biomass liquefaction

#59

20120167876

2012-07-05

Organo-catalytic biomass deconstruction

#60

20120160100

2012-06-28

Adsorption of volatile organic compounds derived from organic matter

#61

20120073439

2012-03-29

Supported silver sulfide sorbent

#62

20110076750

2011-03-31

Process for the treatment of liquid effluents laden with hydrocarbons

#63

20110014102

2011-01-20

Materials and methods for the removal of sulfur compounds from feedstock

#64

20110011142

2011-01-20

Material compound and a method of fabricating the same

#65

20100329963

2010-12-30

System and method for calcination/carbonation cycle processing

#66

20090076285

2009-03-19

Process for the treatment of an aqueous mixture comprising a dipolar aprotic compound

#67

20080312131

2008-12-18

Regeneration of chromatographic stationary phases

#68

20060102561

2006-05-18

Regeneration of chromatographic stationary phases

#69

17482009

2022-05-17

Collecting a gaseous pollutant from air within an animal enclosure