ClassID:

126366

D21C5/00 - CPC Classification

Classification description:

Other processes for obtaining cellulose, e.g. cooking cotton linters Processes characterised by the choice of cellulose-containing starting materials

Sub-classes:
Recent Application in this class:
#1
20250340673
2025-11-06

PROCESSES AND APPARATUS FOR PRODUCING NANOCELLULOSE, AND COMPOSITIONS AND PRODUCTS PRODUCED THEREFROM

#2
20250305215
2025-10-02

TREATED CELLULOSE-COMPRISING STARTING MATERIAL AND A PROCESS FOR PREPARING A BROKEN-UP, CELLULOSE-CONTAINING, STARTING MATERIAL WITH A PREDEFINED FIBRE-LENGTH DISTRIBUTION

#3
20250263890
2025-08-21

CELLULOSIC PAPER MATERIAL FROM RECYCLED USED TEXTILES

#4
20250207328
2025-06-26

DESILICATION AND MANUFACTURE OF LOW CARBON INTENSITY CHEMI-MECHANICAL NON-WOOD PULP AND CO-PRODUCTS

#5
20250198083
2025-06-19

REGENERATING CELLULOSE FROM WASTE TEXTILE

#6
20250137199
2025-05-01

PURIFIED MEDICINAL CANNABIS NON-HEMP HURD FIBER, AND ARTICLES CONTAINING THE SAME

#7
20250043508
2025-02-06

PROCESSES AND SYSTEMS FOR PRODUCING NANOCELLULOSE FROM OLD CORRUGATED CONTAINERS

#8
20250011584
2025-01-09

NANOCELLULOSE-POLYMER COMPOSITES, AND PROCESSES FOR PRODUCING THEM

#9
20240247081
2024-07-25

PROCESSES AND APPARATUS FOR PRODUCING NANOCELLULOSE, AND COMPOSITIONS AND PRODUCTS PRODUCED THEREFROM

#10
20240240399
2024-07-18

CELLULOSE RAW MATERIAL AND METHOD FOR RECYCLING A CELLULOSE RAW MATERIAL FROM BLENDED TEXTILE WASTE

#11
20240199820
2024-06-20

Method for Preparing Cellulose and Lignin Oil by Depolymerizing Lignocellulose Without Exogenous Hydrogen

#12
20230323597
2023-10-12

Method for separating biomass components by ternary system

#13
20230132641
2023-05-04

Separation of polycotton blends

#14
20230046123
2023-02-16

Process for producing refined cotton with high polymerization degree

#15
20230025524
2023-01-26

METHOD FOR THE UTILIZATION OF CONSTITUENTS FROM BLENDED TEXTILE WASTES

#16
20230021045
2023-01-19

A METHOD FOR CO-PRODUCING MONOPHENOLS AND CELLULOSE BY CATALYTIC OXIDATION OF BIOMASS OVER A TRANSITION METAL OXIDE

#17
20220243396
2022-08-04

PROCESS FOR PREPARING A BROKEN-UP, CELLULOSE-CONTAINING, STARTING MATERIAL WITH A PREDEFINED FIBRE-LENGTH DISTRIBUTION

#18
20220243395
2022-08-04

PROCESS FOR CONTINUOUSLY PREPARING A BROKEN-UP CELLULOSE-CONTAINING STARTING MATERIAL

#19
20220235519
2022-07-28

Method for producing a cellulose paper material from used textiles

#20
20220127789
2022-04-28

Method for producing cellulose pulp, cellulose pulp and use thereof, paper

#21
20220049381
2022-02-17

Cellulose raw material and method for recycling a cellulose raw material from blended textile waste

#22
20210363330
2021-11-25

NANOCELLULOSE-POLYMER COMPOSITES, AND PROCESSES FOR PRODUCING THEM

#23
20210284757
2021-09-16

Processes and apparatus for producing nanocellulose, and compositions and products produced therefrom

#24
20210269969
2021-09-02

Process for separation of the cellulosic part from a polyester and cellulose composition

#25
20210246608
2021-08-12

Methods and devices for processing lignocellulosic biomass with recovery purified lignin and purified wax fractions.

#26
20210207320
2021-07-08

Lignocellulosic composites prepared with aqueous alkaline and urea solutions in cold temperatures systems

#27
20210148048
2021-05-20

Processes and systems for producing nanocellulose from old corrugated containers

#28
20210148046
2021-05-20

Purified medicinal cannabis non-hemp hurd fiber, and articles containing the same

#29
20210062426
2021-03-04

PROCESS FOR PRODUCING BIOMASS FIBER MOLDING MATERIAL

#30
20210062417
2021-03-04

Process for separating a fibrous target component from textile waste

#31
20210032812
2021-02-04

BLEACHING AND SHIVE REDUCTION PROCESS FOR NON-WOOD FIBERS

#32
20200353130
2020-11-12

Storable Molded Body, Implant and Catheter System

#33
20200256015
2020-08-13

Cannabis fiber, absorbent cellulosic structures containing cannabis fiber and methods of making the same

#34
20200239650
2020-07-30

Systems and methods to produce treated cellulose filaments and thermoplastic composite materials comprising treated cellulose filaments

#35
20200232162
2020-07-23

Treatment process for textile-based materials

#36
20200208347
2020-07-02

Method for preparing α-cellulose, spinning composition, and fiber material

#37
20200181845
2020-06-11

Method for the production of paper, carton, or cardboard using baobab tree bark bast fibers, baobab fruit fibers, and/or natal fig bast fibers as paper raw material

#38
20190316293
2019-10-17

Processes for improving high aspect ratio cellulose filament blends

#39
20190264385
2019-08-29

Methods for preparing cannabis hurd fiber, purified cannabis hurd fiber, and articles containing the purified cannabis hurd fiber

#40
20190218372
2019-07-18

NANOCELLULOSE-POLYMER COMPOSITES, AND PROCESSES FOR PRODUCING THEM

#41
20190202956
2019-07-04

Method of preparing a grafted copolymer of lignin and/or cellulose

#42
20190136448
2019-05-09

Method for separating cellulose

#43
20190136279
2019-05-09

Process for producing a bio-product

#44
20190120487
2019-04-25

Process for the conversion of biomass of plant origin, and a combustion process

#45
20190119851
2019-04-25

Lignocellulosic composites prepared with aqueous alkaline and urea solutions in cold temperatures systems and methods

#46
20190112764
2019-04-18

Natural fiber reinforced composite panel and method

#47
20190100604
2019-04-04

Processes and apparatus for producing nanocellulose, and compositions and products produced therefrom

#48
20190062999
2019-02-28

Method for producing cellulose pulp, cellulose pulp and use thereof, paper

#49
20190040479
2019-02-07

Ionic liquid and method for dissolving cellulose using the same

#50
20190031839
2019-01-31

Systems and methods to produce treated cellulose filaments and thermoplastic composite materials comprising treated cellulose filaments

#51
20190031797
2019-01-31

Ionic polymers and use thereof in processing of biomass

#52
20190010660
2019-01-10

Process for producing cellulose with low impurities from sugarcane bagasse

#53
20190003119
2019-01-03

System and methods for reducing edge wicking of a paperboard comprising fruit fiber and compositions produced thereby

#54
20180362423
2018-12-20

Process to produce a bio-product

#55
20180347112
2018-12-06

Method of treating cellulose pulp

#56
20180327969
2018-11-15

Treatment of lignocellulosic biomass with ionic liquid

#57
20180245288
2018-08-30

Cannabis fiber, absorbent cellulosic structures containing cannabis fiber and methods of making the same

#58
20180163242
2018-06-14

GLYCOSYL HYDROLASE ENZYMES AND USES THEREOF FOR BIOMASS HYDROLYSIS

#59
20180142420
2018-05-24

Hesperaloe tissue having improved cross-machine direction properties

#60
20180105890
2018-04-19

Ionic liquid and method for dissolving cellulose using the same

#61
20180100272
2018-04-12

Method for preparing molded article from Chinese herb residue and molded product obtained thereof

#62
20170370047
2017-12-28

Processes and systems for producing nanocellulose from old corrugated containers

#63
20170362528
2017-12-21

RAPIDLY INVERTING WATER-IN-OIL POLYMER EMULSIONS

#64
20170354765
2017-12-14

Sealing structure for heart valve implants

#65
20170350072
2017-12-07

Enzymatic process combined with hot caustic extraction for the removal of hemicelluloses from paper-grade pulp

#66
20170335512
2017-11-23

Process for individualizing trichomes

#67
20170312398
2017-11-02

Method for producing a storable molded body made of bacterial cellulose

#68
20170298152
2017-10-19

Method of processing and fractionating biomass and use of fractions thus obtained

#69
20170260692
2017-09-14

Production of Cellulose Nanocrystals From Raw Wood Via Hydrothermal Treatment

#70
20170152632
2017-06-01

Manufacturing feedstock from fruit by-product processing

#71
20170101738
2017-04-13

METHOD FOR PREPARATION OF CELLULOSE NANOCRYSTALS AND NANOFIBRILS

#72
20170009399
2017-01-12

Method of improving dewatering efficiency, increasing sheet wet web strength, increasing sheet wet strength and enhancing filler retention in papermaking

#73
20160289893
2016-10-06

Nanocellulose

#74
20160273162
2016-09-22

Pineapple leaf fiber fine treatment method

#75
20160168363
2016-06-16

NANOCELLULOSE-POLYMER COMPOSITES, AND PROCESSES FOR PRODUCING THEM

#76
20160168275
2016-06-16

Production of textile from citrus fruit

#77
20160130762
2016-05-12

Cannabis fiber, absorbent cellulosic structures containing cannabis fiber and methods of making the same

#78
20160002851
2016-01-07

Process operations for biomass fractionation

#79
20150337496
2015-11-26

Bleaching and shive reduction process for non-wood fibers

#80
20150292151
2015-10-15

Method for producing ultrahigh-viscosity refined cotton and device for transporting refined cotton pulp

#81
20150275432
2015-10-01

Integration of non-woody biorefining at pulp and paper plants

#82
20150210967
2015-07-30

Structuring agent for liquid detergent and personal care products

#83
20150204017
2015-07-23

Nanocellulose production using lignosulfonic acid

#84
20150203737
2015-07-23

Plant derived cellulose compositions for use as drilling muds

#85
20150197439
2015-07-16

Use of celluloses in sludge dewatering, and sludge products thereof

#86
20150101773
2015-04-16

Fruit fiber article and manufacturing thereof

#87
20150101771
2015-04-16

Manufacturing feedstock from fruit by-product processing

#88
20150041081
2015-02-12

Natural fiber reinforced composite panel and method

#89
20150007809
2015-01-08

Method of digesting lignocellulosic material

#90
20140343270
2014-11-20

Regeneration of cellulose

#91
20140193870
2014-07-10

Extracellular aldonolactonase

#92
20140190471
2014-07-10

Cellulose-solvent-based lignocellulose fractionation with modest reaction conditions and reagent cycling

#93
20140154757
2014-06-05

Processes and apparatus for producing nanocellulose, and compositions and products produced therefrom

#94
20140154756
2014-06-05

Processes and apparatus for producing nanocellulose, and compositions and products produced therefrom

#95
20140053756
2014-02-27

METHOD FOR PRODUCING CELLULOSE-CONTAINING MASS FOR PRODUCING COMPOSITE MATERIAL

#96
20140051620
2014-02-20

Rapidly inverting water-in-oil polymer emulsions

#97
20140048223
2014-02-20

Methods for removing hemicellulose

#98
20140004582
2014-01-02

Conditioning of SO2-ethanol-water spent liquor for fermentation by clostridia

#99
20130324711
2013-12-05

Process for obtaining carboxymethyl cellulose from agro-industrial residues and carboxymethyl cellulose and use thereof

#100
20130299110
2013-11-14

Method of improving dewatering efficiency, increasing sheet wet web strength, increasing sheet wet strength and enhancing filler retention in papermaking

#101
20130276999
2013-10-24

Fruit fiber processing system and method

#102
20130219571
2013-08-22

Polypeptide having swollenin activity and uses thereof

#103
20130143287
2013-06-06

Process for the conversion of biomass of plant origin, and a combustion process

#104
20130125877
2013-05-23

METHOD AND APPARATUS OF HYDROLYTIC SACCHARIFICATION OF CELLULOSIC BIOMASS

#105
20130105097
2013-05-02

Method of processing chemical pulp

#106
20130071900
2013-03-21

PROCESS FOR PROCESSING A LIGNOCELLULOSIC MATERIAL

#107
20130071655
2013-03-21

Soft tissue product comprising cotton

#108
20130012610
2013-01-10

LIGNIN AND OTHER PRODUCTS ISOLATED FROM PLANT MATERIAL, METHODS FOR ISOLATION AND USE, AND COMPOSITIONS CONTAINING LIGNIN AND OTHER PLANT-DERIVED PRODUCTS

#109
20130005952
2013-01-03

Recovery of lignin and water soluble sugars from plant materials

#110
20120328758
2012-12-27

Enhanced Fiber Additive; and Use

#111
20120258509
2012-10-11

METHODS AND SYSTEMS FOR PRETREATMENT AND PROCESSING OF BIOMASS

#112
20120187228
2012-07-26

Anhydrous ammonia treatment for improved milling of biomass

#113
20120180964
2012-07-19

COMPOSITIONS AND METHODS FOR BAMBOO PULPING

#114
20120156727
2012-06-21

Pretreatment of non-wood lignocelluiosic material

#115
20120135908
2012-05-31

Deinking a cellulosic substrate using magnesium hydroxide

#116
20120135907
2012-05-31

Deinking a cellulosic substrate using magnesium hydroxide

#117
20120132379
2012-05-31

Method for obtaining cellulose from biomass comprising lignocellulose

#118
20120103548
2012-05-03

Method of improving dewatering efficiency, increasing sheet wet web strength, increasing sheet wet strength and enhancing filler retention in papermaking

#119
20120082296
2012-04-05

Cellulosic and lignocellulosic structural materials and methods and systems for manufacturing such materials

#120
20120074337
2012-03-29

Cellulosic and lignocellulosic structural materials and methods and systems for manufacturing such materials

#121
20120022240
2012-01-26

LIGNIN PREPARATIONS ISOLATED FROM PLANT MATERIAL, AND METHODS FOR THEIR ISOLATION AND USE

#122
20120006500
2012-01-12

Bamboo fiber material

#123
20120006321
2012-01-12

ARUNDO DONAX HEMICELLULOSE RECOVERY PROCESS

#124
20110297343
2011-12-08

Raw Paper

#125
20110282038
2011-11-17

RECOVERY OF LIGNIN AND WATER SOLUBLE SUGARS FROM PLANT MATERIALS

#126
20110275860
2011-11-10

Method and apparatus for in-feeding of matter to a process reactor

#127
20110263004
2011-10-27

Method of treating biomass

#128
20110251377
2011-10-13

IONIC LIQUID SYSTEMS FOR THE PROCESSING OF BIOMASS, THEIR COMPONENTS AND/OR DERIVATIVES, AND MIXTURES THEREOF

#129
20110226429
2011-09-22

Enhanced fiber additive; and use

#130
20110201061
2011-08-18

Process for hydrolysis of wet fiber and method for producing fermentation products from wet fiber

#131
20110171327
2011-07-14

Guava pulp composition

#132
20110143398
2011-06-16

Methods of saccharification of polysaccharides in plants

#133
20110124846
2011-05-26

Cellulosic and lignocellulosic structural materials and methods and systems for manufacturing such materials

#134
20110114273
2011-05-19

Environmentally benign TCF bleaching sequences for AS/AQ wheat straw pulp

#135
20110104773
2011-05-05

PROCESSING METHOD FOR FRACTIONALLY CONVERTING PENNISETUM HYDRIDUM INTO FUEL ETHANOL WITH CO-PRODUCTION OF ELECTRICITY GENERATION AND PAPER PULP

#136
20110065910
2011-03-17

Carbohydrates

#137
20110061825
2011-03-17

Method for preparing a grass-type unbleached paper product

#138
20110060133
2011-03-10

Cellulosic and lignocellulosic structural materials and methods and systems for manufacturing such materials

#139
20110039309
2011-02-17

Process for treating biomass to derivatize polysaccharides contained therein to increase their accessibility to hydrolysis and subsequent fermentation

#140
20110010790
2011-01-13

Plants with modified lignin content and methods for production thereof

#141
20100319862
2010-12-23

Ionic liquid systems for the processing of biomass, their components and/or derivatives, and mixtures thereof

#142
20100297704
2010-11-25

PROCESS FOR BIOMASS CONVERSION

#143
20100287826
2010-11-18

System and method of preparing pre-treated biorefinery feedstock from raw and recycled waste cellulosic biomass

#144
20100203605
2010-08-12

Method for fractionating lignocellulose-based biomass

#145
20100200182
2010-08-12

Process for refining and producing cellulose, lignin and xylose from biomass material

#146
20100186912
2010-07-29

PULP PRODUCTION

#147
20100181034
2010-07-22

Removal of inhibitory compounds during pre-treatment of lignocellulosic biomass

#148
20100178677
2010-07-15

System and process for biomass treatment

#149
20100176354
2010-07-15

High-strength fibrous material consisting of natural fibres, method for the production thereof, and use of same for producing composite materials

#150
20100170504
2010-07-08

Cellulose-solvent-based lignocellulose fractionation with modest reaction conditions and reagent cycling

#151
20100159519
2010-06-24

Organic solvent pretreatment of biomass to enhance enzymatic saccharification

#152
20100136642
2010-06-03

Recovery of lignin and water soluble sugars from plant materials

#153
20100126684
2010-05-27

Method of increasing filler content in papermaking

#154
20100006243
2010-01-14

Deinking a cellulosic substrate using magnesium hydroxide

#155
20090312537
2009-12-17

CARBOHYDRATES

#156
20090260768
2009-10-22

Paper Comprising Fiber of Citrus Peel

#157
20090176646
2009-07-09

Catalyst support using cellulose fibers, preparation method thereof, supported catalyst comprising nano-metal catalyst supported on carbon nanotubes directly grown on surface of the catalyst support, and method of preparing the supported catalyst

#158
20090143573
2009-06-04

Reactor pump for catalyzed hydrolytic splitting of cellulose

#159
20090069550
2009-03-12

Methods for isolating and harvesting lignin and isolated lignin preparations produced using the methods

#160
20090062516
2009-03-05

LIGNIN AND OTHER PRODUCTS ISOLATED FROM PLANT MATERIAL, METHODS FOR ISOLATION AND USE, AND COMPOSITIONS CONTAINING LIGNIN AND OTHER PLANT-DERIVED PRODUCTS

#161
20090047497
2009-02-19

GRASS (HERBACEOUS PLANT) FIBER

#162
20090020246
2009-01-22

Manufacturing method of mechanical pulp from cornstalk cellulose

#163
20090000752
2009-01-01

Use of cyclodextrins for odor control in papermaking sludges, and deodorized sludge and products

#164
20080295982
2008-12-04

Process for Producing Fiber Pulp Utilizing Bamboo and Pulp Produced Using the Same

#165
20080293114
2008-11-27

Method of continuous processing of lignocellulosic feedstock

#166
20080277082
2008-11-13

HIGH PRESSURE COMPRESSOR AND STEAM EXPLOSION PULPING METHOD

#167
20080146701
2008-06-19

Manufacturing process of cellulose nanofibers from renewable feed stocks

#168
20080121359
2008-05-29

Methods for pretreatment and processing of biomass

#169
20080110585
2008-05-15

Enhanced fiber additive; and use

#170
20080078516
2008-04-03

ARUNDO DONAX PAPER PRODUCT

#171
20080022997
2008-01-31

Process and apparatus for the conversion of biomass

#172
20070259412
2007-11-08

Integrated processing of plant biomass

#173
20070249825
2007-10-25

Decolorized raw cotton linters and preparation of ether derivatives therefrom

#174
20070095492
2007-05-03

Manufacturing method of semichemical mechanical pulp from cornstalk

#175
20070095491
2007-05-03

Arundo donax pulp, paper products, and particle board

#176
20070062009
2007-03-22

Cotton fiber particulate and method of manufacture

#177
20070056702
2007-03-15

Arundo donax pulp, paper products and particle board

#178
20070029252
2007-02-08

System and process for biomass treatment

#179
20060289140
2006-12-28

Method for treating secondary fiber to achieve wet strength while retaining repulpability

#180
20060241287
2006-10-26

Extracting biopolymers from a biomass using ionic liquids

#181
20060225852
2006-10-12

Process for removing silica from cellulosic material

#182
20060207734
2006-09-21

Chemical oxidation for cellulose separation with a hypochlorite and peroxide mixture

#183
20060201641
2006-09-14

Methods for producing pulp and treating black liquor

#184
20060199881
2006-09-07

Biodegradable composition for the preparation of tableware, drink container, mulching film and package and method for preparing the same

#185
20060180285
2006-08-17

High quality and long natural cellulose fibers from rice straw and method of producing rice straw fibers

#186
20060102305
2006-05-18

Slurry of agricultural fibres and its products

#187
20060060316
2006-03-23

Biopulp for non-woody fiber plants and biopulping method thereof

#188
20060054292
2006-03-16

Method for producing non-paper pulp natural fibers of paper pulp molded products

#189
20060037149
2006-02-23

Enzymatic degradation of cotton fibers: effect of protein cross-linking and the use of degradation to characterize fibers of plant of different genetic background

#190
20060016568
2006-01-26

Process for sheeting raw cotton linters

#191
20050269048
2005-12-08

Catalytic reactor process for the production of commercial grade pulp, native lignin and unicellular protein

#192
20050252625
2005-11-17

Process for the manufacturing of cellulose pulp

#193
20050211401
2005-09-29

Process for the production of cellulose fiber pulp

#194
20050191400
2005-09-01

Enhanced fiber additive; and use

#195
20050183836
2005-08-25

Plant seed based fiber products and processes

#196
20050178723
2005-08-18

Plant matter packaging method

#197
20050178722
2005-08-18

Integrated system and method for purifying water, producing pulp and paper, and improving soil quality

#198
20050126726
2005-06-16

Method for making Arundo donax paper product

#199
20050123734
2005-06-09

Arundo donax pulp and related methods

#200
20050123733
2005-06-09

Arundo donax paper product

#201
20050067124
2005-03-31

Enhanced fiber additive; and use

#202
20050051287
2005-03-10

Chemimechanical desilication of nonwood plant materials

#203
20050022951
2005-02-03

Total chlorine free bleaching of arundo donax pulp

#204
14208759
2016-03-29

Methods for the manufacture of cellulose nanocrystals