ClassID:

34403

B01J2220/4831 - 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; Polysaccharides or cellulose materials, e.g. starch, chitin, sawdust, wood, straw, cotton having been subjected to further processing, e.g. paper, cellulose pulp

Recent Application in this class:
#1
20250019264
2025-01-16

Method for Nitrogen Removal and Nitrogen Salts Recovery Using Carboxylated Cellulose Extracted by Nitro-oxidation

#2
20240399338
2024-12-05

ECO-FRIENDLY SUPER ABSORBENT CARBOXYMETHYL CELLULOSE POLYMER AND PREPARATION METHOD THEREFOR

#3
20240384368
2024-11-21

METAL RECOVERY MATERIAL, AND METHOD FOR RECOVERING METAL FROM SOLUTION INCLUDING METAL ION OR METAL COMPLEX ION

#4
20230241578
2023-08-03

ADSORBENT MIXTURE FOR DEPLETING ANTIBIOTICS, PATHOGENS, AND HEAVY METALS

#5
20220395808
2022-12-15

Preparation method for biomass-based hyperbranched adsorption material

#6
20220081323
2022-03-17

Amorphous carbons for phosphate removal and methods thereof

#7
20210371302
2021-12-02

Modified cyclodextrin/mesoporous silica for adsorbing Pb and Cd and application thereof

#8
20210355243
2021-11-18

MODIFIED NANOCELLULOSIC MATERIALS FOR CARBON DIOXIDE MITIGATION TECHNOLOGY

#9
20210317010
2021-10-14

Method for nitrogen removal and nitrogen salts recovery using carboxylated cellulose extracted by nitro-oxidation

#10
20210274745
2021-09-09

Method for making extruded granular absorbent and clumping granular absorbent

#11
20200223716
2020-07-16

Iron filings-based green environmental media for nutrient removal and methods of use

#12
20200223715
2020-07-16

Synergistic iron and clay-based green environmental media for nutrient removal

#13
20190350162
2019-11-21

Method for making extruded granular absorbent and clumping granular absorbent product

#14
20190256374
2019-08-22

Water treatment using an iron and clay-based sorption media

#15
20190118162
2019-04-25

In situ testing apparatus for detecting and removing munitions compounds from water

#16
20180221851
2018-08-09

Microporous carbon monoliths from natural carbohydrates

#17
20180169618
2018-06-21

Water absorption treatment material and method for manufacturing the same

#18
20180133689
2018-05-17

Composition for ambient moisture regulation, method of preparation thereof and use thereof to regulate the moisture of an environment

#19
20180043333
2018-02-15

Method for producing porous cellulose medium

#20
20170314170
2017-11-02

COMPOSITE TEXTILE CONSISTING OF NATURAL AND/OR SYNTHETIC AND/OR ARTIFICIAL FIBRES AND LIGNOCELLULOSIC PARTICLES

#21
20160279604
2016-09-29

Soil adsorbing composites, compositions and methods for using same

#22
20160200602
2016-07-14

Porous oil binder and method for the production thereof

#23
20160199778
2016-07-14

Honeycomb matrix comprising macroporous desiccant, process and use thereof

#24
20150360203
2015-12-17

Manufacturing method of water absorbing material

#25
20150360200
2015-12-17

Water absorbing material and manufacturing method thereof

#26
20140158642
2014-06-12

Method of manufacturing filter aid

#27
20140073775
2014-03-13

Cellulose phosphate powder product and process for manufacture thereof, and application to removal of contaminants from aqueous solutions

#28
20140005307
2014-01-02

Moisture scavenger composition

#29
20130295197
2013-11-07

Formed lyocell articles for selective binding of monovalent heavy metal ions, especially thallium and cesium ions and radioactive isotopes thereof

#30
20130177620
2013-07-11

Non-visible activated carbon in absorbent materials

#31
20130099160
2013-04-25

Materials from Post-Industrial Absorbent Product Waste

#32
20130095559
2013-04-18

Composite material for absorbing and remediating contaminants and method of making same

#33
20130046225
2013-02-21

Immunoactivation blood perfusion filter for the treatment of malignant tumors

#34
20120258853
2012-10-11

POROUS PARTICLES WITH MASKING POWDER AND METHODS OF MAKING AND USING THE SAME

#35
20120201730
2012-08-09

Honey comb matrix comprising macro porous desiccant, process and use thereof

#36
20110232578
2011-09-29

Absorbent Pad Containing Corrugate

#37
20110123474
2011-05-26

Non-Visible Activated Carbon in Absorbent Materials

#38
20110113960
2011-05-19

BIODEGRADABLE LITTER AMENDMENT MATERIAL FROM AGRICULTURAL RESIDUES

#39
20110048231
2011-03-03

Composition and Method for Reducing Mercury Emitted into the Atmosphere

#40
20100300368
2010-12-02

PELLETS AND BRIQUETS FROM COMPACTED BIOMASS

#41
20100189856
2010-07-29

Compositions and methods for decontamination of animal feed containing mycotoxins typical for both northern and southern climates

#42
20100176069
2010-07-15

Method for regenerating a filter aid

#43
20100137126
2010-06-03

MIXED PRODUCT

#44
20100062933
2010-03-11

Functionalized green filtration media for passive underground drainfield for septic tank nutrient removal

#45
20100059437
2010-03-11

Passive underground drainfield for septic tank nutrient removal using functionalized green filtration media

#46
20100051540
2010-03-04

Retention/detention pond and green roof passive nutrient removal material mixes

#47
20100050720
2010-03-04

Passive nutrient removal material mixes

#48
20090246556
2009-10-01

Dehumidifying deoxidizer

#49
20080050273
2008-02-28

Biodegradable Litter Amendment Material from Agricultural Residues

#50
20080028932
2008-02-07

Method for the removal of mercury from a gas stream

#51
20060014037
2006-01-19

Methods for forming substrates having a powder

#52
17690049
2024-01-30

Lignin floccules as cleaning agents for oil-contaminated materials