ClassID:

34400

B01J2220/4812 - CPC Classification

Classification description:

Aspects relating to sorbent materials; Aspects relating to the composition of sorbent or filter aid materials; Sorbents characterised by the starting material used for their preparation the starting material being of organic character

Sub-classes:
Recent Application in this class:
#1
20260070036
2026-03-12

EVAPORATIVE EMISSION CONTROL ARTICLES INCLUDING ACTIVATED CARBON

#2
20260069735
2026-03-12

PREPARATION METHOD OF CALCIUM-BASED METAL-ORGANIC FRAMEWORK FOR SELECTIVELY ADSORBING FISHY OFF-ODOR COMPOUNDS AND USES THEREOF

#3
20260061393
2026-03-05

METHOD FOR PRODUCING WATER-ABSORBENT RESIN PARTICLES

#4
20260027544
2026-01-29

POLYMER-MONOLITH PRE-OXIDATION TO IMPROVE SHAPE RETENTION DURING SUBSEQUENT HEAT TREATMENT, AND MONOLITH PRODUCED

#5
20260014547
2026-01-15

SUPERABSORBENT POLYMER, METHOD OF MAKING THE SAME, AND FOODSTUFF PACKAGING MATERIAL INCLUDING THE SAME

#6
20260014542
2026-01-15

BONE CHAR ABSORBENT FOR ADSORBING ARSENIC AND METHOD OF MANUFACTURING THE SAME

#7
20260014541
2026-01-15

SYSTEM AND METHOD OF GAS TREATMENT WITH BIOCHAR SORBENT SYSTEM IN POWER PLANT

#8
20250153142
2025-05-15

System And Method For Carbon Dioxide Removal By Direct Air Capture

#9
20250135435
2025-05-01

SYSTEM FOR BATCH SCALE PRODUCTION OF EXTRACTION SORBENTS WITH 3D PRINTING AND ASSOCIATED METHOD OF USE

#10
20250121316
2025-04-17

OXIDATIVELY STABLE ORGANOSILICATES FOR CO2 CAPTURE

#11
20250064071
2025-02-27

Mitigation of invasive fish in rivers and lakes

#12
20250026891
2025-01-23

HYPER-CROSSLINKED POLYMER COMPOUND, PLATINUM GROUP METAL ADSORBENT, METHOD FOR SYNTHESIZING HYPER-CROSSLINKED POLYMER COMPOUND, AND METHOD OF USING HYPER-CROSSLINKED POLYMER COMPOUND AS ADSORBENT

#13
20250018372
2025-01-16

METHOD FOR PREPARING NANOMATERIAL MACROSCOPIC COMPOSITESTHROUGH SUBSTRATE HEATING AND SOLVENT EVAPORATION

#14
20250010268
2025-01-09

SUPERABSORBENT POLYMER MATERIAL COMPRISING NON-CROSSLINKED POLYACRYLIC ACID POLYMER

#15
20240424474
2024-12-26

PYRIDYLETHYLTHIOPROPYL FUNCTIONALIZED SOL-GEL SORBENT AND USES THEREOF

#16
20240382931
2024-11-21

Preparation Method of Super Absorbent Polymer

#17
20240335816
2024-10-10

AMINE FUNCTIONALIZED FIBRES FOR DIRECT AIR CAPTURE

#18
20240253009
2024-08-01

ACID WASHING

#19
20240207818
2024-06-27

METHOD FOR THE REGENERATION OF SPECIAL FILTER AIDS FOR THE STABILIZATION OF BEVERAGES

#20
20240001337
2024-01-04

METHOD OF FORMING A SULFUR CONTAINING CROSS-LINKED POROUS POLYMER

#21
20230414855
2023-12-28

Blood processing apparatus and method for detoxifying bacterial lipopolysaccharide in vivo

#22
20230405548
2023-12-21

ZEOLITE MEMBRANE PRODUCTION METHOD, GAS ADSORBENT, AND GAS ADSORPTION DEVICE

#23
20230383429
2023-11-30

CARBON DIOXIDE RECOVERY SYSTEM

#24
20230330628
2023-10-19

POROUS CROSSLINKED MATERIAL, PREPARATION AND APPLICATION THEREOF

#25
20230243321
2023-08-03

EVAPORATIVE EMISSION CONTROL ARTICLES INCLUDING ACTIVATED CARBON

#26
20230191364
2023-06-22

FUNCTIONAL CARBON MATERIALS AND METHODS OF MAKING THE SAME

#27
20230134034
2023-05-04

METHOD FOR EVALUATING WASTE PLASTIC-DERIVED POROUS CARBON AND METHOD FOR MANUFACTURING POROUS CARBON

#28
20230127156
2023-04-27

Preparation of Magnetic Core-Shell Particles

#29
20230100363
2023-03-30

MOLECULARLY IMPRINTED POLYMERS FOR EXTRACTION OF CANNABINOIDS AND USES THEREOF

#30
20220267538
2022-08-25

PREPARATION METHOD AND APPLICATION OF POROUS HYDROGEL ADSORBENT BASED ON RADIX ASTRAGALI RESIDUE

#31
20220258128
2022-08-18

POLYMERIC SORBENTS FOR ALDEHYDES AND METHODS OF MAKING

#32
20220212159
2022-07-07

PROCESS OF SYNTHESIS OF SILICA-BASED ADSORBENTS, ADSORBENTS AND USE

#33
20220177666
2022-06-09

MOLECULARLY IMPRINTED POLYMERS FOR EXTRACTION OF CANNABINOIDS AND USES THEREOF

#34
20220143577
2022-05-12

Superabsorbent polymer material comprising non-crosslinked polyacrylic acid polymer

#35
20220143575
2022-05-12

WATER ABSORBING RESIN PARTICLES

#36
20220134310
2022-05-05

WATER ABSORBING RESIN PARTICLES, ABSORBENT ARTICLE, METHOD FOR MANUFACTURING WATER ABSORBING RESIN PARTICLES, METHOD FOR FACILITATING PERMEATION OF PHYSIOLOGICAL SALINE SOLUTION INTO ABSORBENT BODY

#37
20220105491
2022-04-07

Nicotinamide dummy template surface molecularly imprinted polymer and preparation method and application thereof

#38
20220072508
2022-03-10

WATER-ABSORBING RESIN PARTICLES, WATER-ABSORBING ARTICLE, METHOD FOR PRODUCING WATER-ABSORBING RESIN PARTICLES, AND METHOD FOR INCREASING ABSORBED AMOUNT OF ABSORBER UNDER PRESSURE

#39
20220055909
2022-02-24

METHOD FOR SYNTHESIZING ZEOLITIC SOLIDS CONTAINING MESOPORES AND CONTROLLED-SIZE PARTICLES

#40
20210387159
2021-12-16

Evaporative emission control articles including activated carbon

#41
20210346925
2021-11-11

Environmentally friendly excreta removal material

#42
20210268139
2021-09-02

Super absorbent resin and preparation method thereof

#43
20210245135
2021-08-12

Evaporative emission control articles including activated carbon

#44
20210178363
2021-06-17

Preparation method of COF-5 crystal

#45
20200239617
2020-07-30

Amine-based porous polymer for selective carbon dioxide capture

#46
20200070123
2020-03-05

Advanced porous carbon adsorbents for COcapture and separation

#47
20200061575
2020-02-27

Fabrication of hydroxyapatite based hybrid sorbent media for removal of fluoride and other contaminants

#48
20190315662
2019-10-17

Biochar

#49
20180370662
2018-12-27

Thermal management system with sublimator and adsorbent bed

#50
20180345245
2018-12-06

PROCESS FOR PREPARATION OF A MOLDING COMPOSITION AND PRODUCTION OF SHAPED BODIES

#51
20180185818
2018-07-05

Average-density-adjustable structure, and material change and selective bonding process using same

#52
20180071716
2018-03-15

Enrichment of lysophosphatidic acids with templated polymeric materials

#53
20170368493
2017-12-28

Separation of nitrogen from hydrocarbon gas using pyrolyzed sulfonated macroporous ion exchange resin

#54
20170203276
2017-07-20

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

#55
20160244379
2016-08-25

Biochar

#56
20150144564
2015-05-28

Biochar water treatment

#57
20140378705
2014-12-25

Separating agent and manufacturing method thereof

#58
20140352378
2014-12-04

Biochar

#59
20140045179
2014-02-13

Nano/microscale vehicles for capture and isolation of target biomolecules and living organisms

#60
20130284968
2013-10-31

Porous magnetic sorbent

#61
20120137744
2012-06-07

Acid-impregnated activated carbon and methods of forming and using the same

#62
20100234214
2010-09-16

Mercury adsorbents compatible as cement additives

#63
20100233052
2010-09-16

Mercury adsorbents compatible as cement additives

#64
20100199841
2010-08-12

Composite Comprising An Inorganic Substrate With A Coating Comprising Activated Carbon And A Metal Sulfide

#65
20090297885
2009-12-03

Composite Comprising An Inorganic Substrate With A Coating Comprising Activated Carbon And Metal Sulfide

#66
20080134888
2008-06-12

Mercury adsorbents compatible as cement additives

#67
20080047313
2008-02-28

Acid-impregnated activated carbon and methods of forming and using the same

#68
20070202259
2007-08-30

Process for making treated activated carbon

#69
20050266750
2005-12-01

Treated activated carbon and process for making same

#70
18500902
2025-01-21

System and method for carbon dioxide removal by direct air capture

#71
17858638
2025-10-21

Polymer-monolith pre-oxidation to improve shape retention during subsequent heat treatment, and monolith produced

#72
16912201
2023-04-04

Melamine-formaldehyde derived porous carbon adsorbent