ClassID:

32564

B01J20/14 - CPC Classification

Classification description:

Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate Diatomaceous earth

Recent Application in this class:
#1
20260102755
2026-04-16

Absorbent Compositions, Methods of Forming the Same, and Animal Litter Prepared with Such Compositions

#2
20260034530
2026-02-05

GRANULATE OF AT LEAST ONE OF EXPANDED MILLED PERLITE, DIATOMACEOUS EARTH AND SEPIOLITE AS AN ABSORBENT

#3
20250339794
2025-11-06

PRODUCT FOR MINE TAILINGS

#4
20250288971
2025-09-18

Heavy Metal and Hydrocarbon Filter and Methods of Use

#5
20250235495
2025-07-24

DUAL TREATMENT METHOD OF PRODUCING GINSENG CONCENTRATE WITH REDUCED BITTERNESS USING COMPOSITE ADSORBENT AND MIXED CYCLODEXTRIN

#6
20250221559
2025-07-10

RECONFIGURABLE ABSORPTION MAT

#7
20250179459
2025-06-05

FILTER AID, METHOD OF FILTRATION TREATMENT, AND METHOD OF MANUFACTURING CELLULASE

#8
20250170551
2025-05-29

SORBENTS FOR REMOVAL OF MERCURY AND OTHER CONTAMINANTS

#9
20250001389
2025-01-02

DEOXYGENATION AGENT COMPOSITION AND METHOD FOR PRODUCING SAME, AND DEOXYGENATION AGENT PACKAGE COMPRISING SAID DEOXYGENATION AGENT COMPOSITION AND METHOD FOR PRODUCING SAME

#10
20240424472
2024-12-26

LOW DENSITY ABSORBENT AND CLUMPING COMPOSITE PARTICLE

#11
20240325431
2024-10-03

COMPOSITION FOR PURIFICATION OF BIOFLUIDS

#12
20240269645
2024-08-15

Granulated Hierarchical Material Structure

#13
20240261754
2024-08-08

DIATOMACEOUS EARTH COMPOSITION WITH A LOW ENDOTOXIN CONTENT

#14
20240181384
2024-06-06

OXYGEN ABSORBING COMPOSITION AND METHOD OF MANUFACTURING THEREOF

#15
20240139706
2024-05-02

OXYGEN ABSORBER

#16
20240003789
2024-01-04

Systems and methods for extracting analytes from a sample

#17
20230415120
2023-12-28

Absorbent product and filtration method

#18
20230264169
2023-08-24

ADSORBENT AND GRANULATED SUBSTANCE

#19
20230264168
2023-08-24

OXYGEN SCAVENGER COMPOSITION AND METHOD FOR PRODUCING SAME

#20
20230183116
2023-06-15

Biopolymeric water treatment

#21
20230173453
2023-06-08

OXYGEN SCAVENGER COMPOSITION

#22
20230048324
2023-02-16

COand Oremover

#23
20230037514
2023-02-09

Filter aids for non-aqueous liquids

#24
20220401863
2022-12-22

PROCESS FOR THE REMOVAL OF PARTICULATE MATTER FROM AN AQUEOUS STREAM

#25
20220395807
2022-12-15

Diatomaceous earth composition containing salt water

#26
20220388922
2022-12-08

Method for preparing nano carbon dioxide capture agent and application of same

#27
20220387966
2022-12-08

Removing contaminants from water with adsorbents

#28
20220297082
2022-09-22

RESIDUE MITIGATION IN DIATOMACEOUS EARTH-BASED COMPOSITIONS

#29
20220288558
2022-09-15

Solid Phase Mixture, Packing Material, and Column

#30
20220226799
2022-07-21

Oxygen scavenger composition and production method for same

#31
20220219136
2022-07-14

REVERSIBLE ENRICHMENT MATERIAL, PREPARATION THEREFOR, AND APPLICATION THEREOF

#32
20220212160
2022-07-07

Ultra-low surface charge biogenic silica filtration media

#33
20220142115
2022-05-12

ANIMAL LITTERS WITH REDUCED DUSTING

#34
20220089987
2022-03-24

METHOD OF PREPARING REGENERATED SPENT FERMENTED BEVERAGE MEDIA FOR RE-USE IN STABILIZATION AND FILTRATION OF FERMENTED BEVERAGES

#35
20220072503
2022-03-10

Deoxidant composition

#36
20220048009
2022-02-17

Highly effective functional additive products

#37
20220001353
2022-01-06

Diatomaceous earth product and method for making product

#38
20210355098
2021-11-18

Methods For Extracting Constituents From Plant Material and Apparatus and Products Thereof

#39
20210330110
2021-10-28

Reconfigurable absorption mat

#40
20210278326
2021-09-09

Systems and methods for extracting analytes from a sample

#41
20210069670
2021-03-11

Acid-treated filter aid blend

#42
20210055191
2021-02-25

Systems and methods for extracting analytes from a sample

#43
20210015844
2021-01-21

COMPOSITION FOR PURIFICATION OF BIOFLUIDS

#44
20200384396
2020-12-10

FILTER AIDS FOR TREATING OIL AND METHODS OF PREPARATION AND USE THEREOF

#45
20200376526
2020-12-03

Ultrafine bubble cleaning method using ultrafine bubble-containing liquid, apparatus therefor, and dissolved air floatation apparatus

#46
20200367819
2020-11-26

Information processing device, and method of ventilating information processing device

#47
20200316812
2020-10-08

Porous carrier system for reducing the emission of formaldehyde in a wood-based material

#48
20200283301
2020-09-10

HIGH ABSORPTION MINERALS

#49
20200261883
2020-08-20

Diatomaceous earth composition with a low endotoxin content

#50
20200231483
2020-07-23

Biopolymeric water treatment

#51
20200222837
2020-07-16

Filter aids

#52
20200171417
2020-06-04

Method and system for treating aqueous fluid resulting from fluoropolymer production step

#53
20200094217
2020-03-26

Absorbent product and method for removing impurities from water

#54
20200060316
2020-02-27

HIGH-PURITY COMPOSITE MATERIALS, METHODS OF MAKING HIGH-PURITY COMPOSITE MATERIALS, AND METHODS OF USING HIGH-PURITY COMPOSITE MATERIALS

#55
20200056144
2020-02-20

Cell culture clarification

#56
20200040851
2020-02-06

Sorbent devices

#57
20200001267
2020-01-02

Ultra-high performance and high purify biogenic silica filtration media

#58
20200001208
2020-01-02

Process and System for Treating Waste Water

#59
20190351355
2019-11-21

Ultra-high purity, ultra-high performance diatomite filtration media

#60
20190285560
2019-09-19

Methods of determining the mineralogy of calcined and flux-calcined diatomite

#61
20190282996
2019-09-19

Oxygen absorbing and carbon dioxide emitting composition

#62
20190275459
2019-09-12

Spiral gas adsorption apparatus and method of using the same

#63
20190270067
2019-09-05

COMPOSITE FILTER AIDS AND METHODS OF USING COMPOSITE FILTER AIDS

#64
20190210001
2019-07-11

Carbon sorbents for the removal of nitrogen oxides and methods for making the same

#65
20190201823
2019-07-04

Composite material for air purification, preparation method therefor and application thereof

#66
20190176123
2019-06-13

METHODS OF MAKING HIGHLY PURIFIED DIATOMACEOUS EARTH WITH WIDE RANGE OF FILTRATION RATES

#67
20190091660
2019-03-28

Particulate water absorbing agent and water absorbent article

#68
20190083955
2019-03-21

Oxygen scavenger composition

#69
20190060913
2019-02-28

ULTRAFINE BUBBLE CLEANING METHOD USING ULTRAFINE BUBBLE-CONTAINING LIQUID, APPARATUS THEREFOR, AND DISSOLVED AIR FLOATATION APPARATUS

#70
20190054445
2019-02-21

DIATOMITE PRODUCTS

#71
20190054444
2019-02-21

Opaline flux-calcined diatomite products

#72
20190039044
2019-02-07

Co-agglomerated composite materials

#73
20190039043
2019-02-07

Acid-treated filter aid blend

#74
20190009249
2019-01-10

Self-Formaldehyde-scavenging heat-resistant ABS material and preparation method therefor

#75
20180319670
2018-11-08

HIGH ABSORPTION MINERALS

#76
20180263263
2018-09-20

Compositions and methods for producing high purity filter aids

#77
20180236383
2018-08-23

FILTER AIDS FOR BIODIESEL AND EDIBLE OIL FILTRATION AND METHODS AND USES OF THE FILTERING AIDS

#78
20180230361
2018-08-16

DRY LIQUID CONCENTRATE SLURRIES FOR HYDRAULIC FRACTURING OPERATIONS

#79
20180223232
2018-08-09

REGENERATED MEDIA USEFUL IN THE TREATMENT OF FERMENTED LIQUIDS

#80
20180188142
2018-07-05

Sample prep method

#81
20180185816
2018-07-05

HIGH PERMEABILITY COMPOSITE MAGNESIUM SILICATE FILTER AIDS

#82
20180147553
2018-05-31

Compositions and methods for calcining diatomaceous earth with reduced cristobalite and/or reduced beer soluble iron

#83
20180134652
2018-05-17

METHOD FOR PURIFYING AN ESTER COMPOUND

#84
20180133688
2018-05-17

Composite graphene-based material

#85
20180126356
2018-05-10

CHILL-PROOFING COMPOSITE FILTER AIR AND RELATED METHODS

#86
20180104670
2018-04-19

Porous article having polymer binder sub-micron particle

#87
20180104654
2018-04-19

Production system for composite porous solid articles

#88
20180073099
2018-03-15

Treatment of degraded oxime metal extractants in process organic solutions

#89
20180050320
2018-02-22

Mouldable desiccant composition

#90
20180044364
2018-02-15

Method of separating rhamnolipids from a fermentation broth

#91
20170368486
2017-12-28

Opaline biogenic silica/expanded perlite composite products

#92
20170362096
2017-12-21

Photocatalytic filter, purification device, and purification method

#93
20170361306
2017-12-21

DIATOMACEOUS EARTH PRODUCTS, PROCESSES FOR PREPARING THEM, AND METHODS OF THEIR USE

#94
20170361303
2017-12-21

Co-agglomerated composite materials

#95
20170341009
2017-11-30

Aluminosilicates and coatings made therefrom for VOC removal

#96
20170282157
2017-10-05

PROCESS FOR REGENERATING FILTER AID USED IN A WINTERIZATION PROCESS

#97
20170274348
2017-09-28

METHODS OF MAKING HIGHLY PURIFIED DIATOMACEOUS EARTH WITH WIDE RANGE OF FILTRATION RATES

#98
20170265428
2017-09-21

Low density compositions with synergistic absorbance properties

#99
20170259243
2017-09-14

METAL OXIDE COATED DIATOMITE AGGREGATE AND USE THEREOF AS ADSORBENT AND FERTILIZER

#100
20170218130
2017-08-03

Method for producing liquid high-purity polyhydric alcohol derivative-modified silicone or composition thereof

#101
20170218129
2017-08-03

Method for producing liquid high-purity sugar derivative-modified silicone or composition thereof

#102
20170216768
2017-08-03

Method of scavenging hydrogen sulfide and mercaptans using well treatment composites

#103
20170050169
2017-02-23

Compressed Absorbing Medium

#104
20160332135
2016-11-17

Diatomaceous earth product and method for making product

#105
20160317999
2016-11-03

Co-agglomerated composite materials, methods for making co-agglomerated composite materials, and methods for using co-agglomerated composite materials

#106
20160288086
2016-10-06

LOW SOLUBLE ARSENIC DIATOMITE FILTER AIDS

#107
20160279597
2016-09-29

CHEMICAL FILTER

#108
20160236169
2016-08-18

Carbon sorbents for the removal of nitrogen oxides and methods for making the same

#109
20160175807
2016-06-23

Aluminized silicious powder and water purification device incorporating same

#110
20160059208
2016-03-03

Reduced Crystalline Silica Diatomaceous Earth Products and Methods of Manufacturing the Same

#111
20160052800
2016-02-25

Filter material having a function of adsorbing and fixing arsenic and heavy metals

#112
20160030916
2016-02-04

Method of scavenging hydrogen sulfide and mercaptans using well treatment composites

#113
20150367322
2015-12-24

Diatom-based nanocomposites, methods for their preparation and use

#114
20150321926
2015-11-12

Media cartridge with adjustable bypass

#115
20150289473
2015-10-15

Ammonia reducing agent for animal beddings and litters

#116
20150240185
2015-08-27

Process for regenerating filter aid used in a winterization process

#117
20150232251
2015-08-20

Oxygen absorbing agent composition and oxygen absorbing agent package

#118
20150217270
2015-08-06

Particulate water absorbing agent and method for manufacturing same

#119
20150190778
2015-07-09

Co-Agglomerated Composite Materials, Methods for Making Co-Agglomerated Composite Materials, and Methods for Using Co-Agglomerated Composite Materials

#120
20150129490
2015-05-14

Low Soluble Iron Diatomite Filter Aids

#121
20140371061
2014-12-18

Method of making diatomaceous earth granulate

#122
20140353243
2014-12-04

Low Soluble Iron Content Diamite Filter Aids

#123
20140256895
2014-09-11

Fluoropolymer resin treatment employing sorbent to reduce fluoropolymer resin discoloration

#124
20140225034
2014-08-14

Oxygen absorbent composition and oxygen absorbent package using the same

#125
20140171305
2014-06-19

Diatomaceous earth filter aid containing a low crystalline silica content

#126
20140102946
2014-04-17

Lithium extraction composition and method of preparation thereof

#127
20140011253
2014-01-09

Microorganism concentration agent and method of making

#128
20140001123
2014-01-02

Aluminized silicious powder and water purification device incorporating same

#129
20130341815
2013-12-26

Method and device for treating diatomaceous earth waste and other waste in order to obtain construction materials

#130
20130316466
2013-11-28

Sample pretreatment and extraction

#131
20130062280
2013-03-14

Adsorbent filter media for removal of biological contaminants in process liquids

#132
20130020738
2013-01-24

Compressed growing medium

#133
20120292250
2012-11-22

COMPOSITE FILTER AIDS HAVING NOVEL PORE SIZE CHARACTERISTICS

#134
20120276580
2012-11-01

Microorganism concentration process and concentration agent for use therein

#135
20120270723
2012-10-25

Method for cleaning used denitration catalyst

#136
20120204719
2012-08-16

Use of a concrete-based element for treatment of gases and volatile compounds

#137
20120175805
2012-07-12

Adsorbent filter media for removal of biological contaminants in process liquids

#138
20120168381
2012-07-05

Enhanced Clarification Media

#139
20120165181
2012-06-28

Arsenic adsorbing composition and methods of use

#140
20120103038
2012-05-03

Compressed growing medium

#141
20120100984
2012-04-26

Arsenic adsorbing composition and methods of use

#142
20120085707
2012-04-12

Systems and methods for compensation of compliant behavior in regenerative dialysis systems

#143
20120067832
2012-03-22

Methods and Apparatus for Removal of Degradation Byproducts and Contaminants from Oil for Use in Preparation of Biodiesel

#144
20120046165
2012-02-23

Composite filter aids having novel pore size characteristics

#145
20120028368
2012-02-02

Sample pretreatment and extraction

#146
20120006751
2012-01-12

Enhanced Clarification Media

#147
20110274991
2011-11-10

Gradiator reformer

#148
20110269217
2011-11-03

HAZARDOUS SUBSTANCE ADSORBING TABLET

#149
20110223301
2011-09-15

Methods for reducing soluble metal ions in diatomaceous earth filter aids

#150
20110195168
2011-08-11

DIATOMACEOUS EARTH PRODUCTS, PROCESSES FOR PREPARING THEM, AND METHODS OF THEIR USE

#151
20110174732
2011-07-21

Diatomaceous earth products containing reduced soluble metal levels, processes for reducing soluble metal levels in diatomaceous earth products, and methods of using the same

#152
20110165047
2011-07-07

Sulfide scavenging processes

#153
20110024680
2011-02-03

Metal contaminant removal compositions and methods for making and using the same

#154
20110023711
2011-02-03

Monolith adsorbent and method and apparatus for adsorbing samples with the same

#155
20100330235
2010-12-30

Mycotoxin adsorbent

#156
20100323073
2010-12-23

FRESHWATER DIATOMACEOUS EARTH PRODUCTS CONTAINING REDUCED SOLUBLE METAL LEVELS, PROCESSES FOR REDUCING SOLUBLE METAL LEVELS IN FRESHWATER DIATOMACEOUS EARTH PRODUCTS, AND METHODS OF USING THE SAME

#157
20100307968
2010-12-09

ACTIVATED CARBON WATER FILTER WITH REDUCED LEACHABLE ARSENIC AND METHOD FOR MAKING THE SAME

#158
20100276372
2010-11-04

MERCURY ADSORBENT COMPOSITION, PROCESS OF MAKING SAME AND METHOD OF SEPARATING MERCURY FROM FLUIDS

#159
20100272633
2010-10-28

METHOD FOR PRODUCING ALCOHOL, METHOD FOR PRODUCING HYDROGEN OR SYNTHESIS GAS USING THE METHOD FOR PRODUCING ALCOHOL, AND ALCOHOL

#160
20100258494
2010-10-14

Packing Material for a Micro-Adsorption Column for Drying and/or Purification of Dissolved Organic or Biological Analytes and Micro-Adsorption Column and use thereof

#161
20100252485
2010-10-07

Methods and apparatus for removal of degradation byproducts and contaminants from oil for use in preparation of biodiesel

#162
20100248953
2010-09-30

Filter aids made from low permeability diatomites

#163
20100243572
2010-09-30

LIQUID FILTRATION SYSTEMS

#164
20100209961
2010-08-19

Microorganism concentration process and agent

#165
20100181258
2010-07-22

Method for making ferric and manganese binary oxide based adsorbent

#166
20100176069
2010-07-15

Method for regenerating a filter aid

#167
20100163496
2010-07-01

METHOD AND APPARATUS FOR REMOVAL OF SOOT FROM LUBRICATING OIL

#168
20100159581
2010-06-24

Adsorbent filter media for removal of biological contaminants in process liquids

#169
20100116090
2010-05-13

Method for recovering metal

#170
20100089819
2010-04-15

PLEATED MULTI-LAYER FILTER MEDIA AND CARTRIDGE

#171
20100084330
2010-04-08

Zirconium phosphate particles having improved adsorption capacity and method of synthesizing the same

#172
20100062104
2010-03-11

Method for filtering beer

#173
20090321321
2009-12-31

Desulfurizing adsorbent, preparation method and use thereof

#174
20090280313
2009-11-12

Porous humidity-control tile and method for manufacturing the same

#175
20090264287
2009-10-22

Processes for reducing beer soluble iron in diatomaceous earth products, diatomaceous earth products and compositions thereof, and methods of use

#176
20090232950
2009-09-17

Method of reducing off-flavor in a beverage using silane-treated silica filter media

#177
20090221079
2009-09-03

SAMPLE PRETREATMENT AND EXTRACTION

#178
20090205249
2009-08-20

Compressed growing medium

#179
20090181848
2009-07-16

CRYSTALLINE SILICA-FREE DIATOMACEOUS EARTH BLENDED FILTER AIDS AND METHODS OF MANUFACTURING THE SAME

#180
20090151237
2009-06-18

Liquefied Petroleum Gas For LP Gas Fuel Cell, Method of Desulfurizing the Same and Fuel System

#181
20090130012
2009-05-21

Method for removing halogen series gas and agent for removing halogen series gas

#182
20090127208
2009-05-21

Zero valent metal composite, manufacturing, system and method using thereof, for catalytically treating contaminated water

#183
20090011240
2009-01-08

Crystalline silica-free diatomaceous earth filter aids and methods of manufacturing the same

#184
20080308464
2008-12-18

METHOD AND APPARATUS FOR REGENERATING ADSORBENTS USED IN THE PURIFICATION OF FUEL

#185
20080185333
2008-08-07

Silane-treated silica filter media

#186
20080142449
2008-06-19

Method for Manufacturing a Module for Treating a Fluid

#187
20080119356
2008-05-22

Highly attrition resistant and dry regenerable sorbents for carbon dioxide capture

#188
20080058206
2008-03-06

Arsenic absorbing composition and methods of use

#189
20080011662
2008-01-17

Compositions and methods for fluid purification

#190
20070275144
2007-11-29

Method for selective isolation of valuable products

#191
20070267349
2007-11-22

Method of separating components in a sample using silane-treated silica filter media

#192
20070210003
2007-09-13

Methods and apparatus for removal of degradation byproducts and contaminants from oil for use in preparation of biodiesel

#193
20070193938
2007-08-23

Adsorbent filter media for removal of biological contaminants in process liquids

#194
20070184158
2007-08-09

Methods and apparatus for removal of degradation byproducts and contaminants from food grade oil

#195
20070093399
2007-04-26

Cleaning, sanitization and regeneration of chromatography media using chlorine dioxide

#196
20060257623
2006-11-16

Disposable absorptive article

#197
20060231477
2006-10-19

Removal of contaminants from a lipophilic fluid

#198
20060148642
2006-07-06

Highly attrition resistant and dry regenerable sorbents for carbon dioxide capture

#199
20060142551
2006-06-29

Methods for removing suspended particles from soluble protein solutions

#200
20060133975
2006-06-22

Adsorbent, porous filter, air cleaning device, method of cleaning air, and method of manufacturing porous filter

#201
20060107639
2006-05-25

Pleated multi-layer filter media and cartridge

#202
20060107589
2006-05-25

Compressed growing medium

#203
20060070523
2006-04-06

Sodium permanganate ethylene absorption agent

#204
20060058565
2006-03-16

Method for desulphurisation of natural gas

#205
20060027508
2006-02-09

Method for manufacturing a module for treating a fluid

#206
20060021937
2006-02-02

Methods for removing suspended particles from soluble protein solutions

#207
20060020120
2006-01-26

Methods for removing suspended particles from soluble protein solutions

#208
20050209100
2005-09-22

Optically active support materials, their method of preparation and their uses

#209
20050207955
2005-09-22

Mercury adsorbent composition, process of making same and method of separating mercury from fluids

#210
20050204867
2005-09-22

Mercury adsorbent composition, process of making same and method of separating mercury from fluids

#211
20050175577
2005-08-11

Absorbent composition with improved odor control

#212
20050029195
2005-02-10

Method of separating components in a sample using silane-treated silica filter media