ClassID:

126368

D21C5/02 - CPC Classification

Classification description:

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

Sub-classes:
Recent Application in this class:
#1
20260103843
2026-04-16

A METHOD FOR REDUCING THE LOAD OF MICROBIAL CONTAMINANTS IN A PULP STOCK COMPRISING A RECYCLED FIBER FRACTION

#2
20260022516
2026-01-22

SHEET PRODUCTION APPARATUS AND SHEET PRODUCTION METHOD OF SHEET PRODUCTION APPARATUS

#3
20250314011
2025-10-09

SHEET MANUFACTURING APPARATUS

#4
20250179731
2025-06-05

SYSTEM AND METHOD FOR RECYCLING WASTE MATERIAL HAVING PRESHREDDED STEP

#5
20250171957
2025-05-29

PROCESS OF TRANSFORMING WASTE MATERIAL INTO USEFUL MATERIAL

#6
20250146218
2025-05-08

RECYCLING OF MIXTURES OF TEXTILES COMPRISING CELLULOSE

#7
20250109536
2025-04-03

INORGANIC FIBER MAT

#8
20250075426
2025-03-06

CRUSHED PIECE SUPPLY DEVICE AND FIBER STRUCTURE MANUFACTURING APPARATUS

#9
20250059707
2025-02-20

NANOCELLULOSE PRODUCTION CO-LOCATED AT A PULP AND PAPER MILL

#10
20250034804
2025-01-30

PAPER PRODUCT AND MOLDED ARTICLE

#11
20250003153
2025-01-02

CELLULOSIC STRUCTURES, METHODS FOR MANUFACTURING CELLULOSIC STRUCTURES, AND METHODS FOR REMOVING POLYMERIC COATINGS FROM CELLULOSIC STRUCTURES

#12
20240328047
2024-10-03

Method of producing inorganic fiber mat and inorganic fiber mat

#13
20240279872
2024-08-22

ENZYMATIC TREATMENT METHOD AND SYSTEM FOR FIBROUS CELLULOSIC MATERIAL AND RIGID CELLULOSIC PRODUCT

#14
20240226841
2024-07-11

Process and System for Producing Pulp, Energy, and Bioderivatives from Plant-Based and Recycled Materials

#15
20240209570
2024-06-27

Process of transforming waste material into useful material

#16
20240191430
2024-06-13

METHOD OF MAKING FIRE RETARDANT MATERIALS AND RELATED PRODUCTS

#17
20240131489
2024-04-25

Process and System for Producing Pulp, Energy, and Bioderivatives from Plant-Based and Recycled Materials

#18
20240102240
2024-03-28

FIBROUS BODY PROCESSING APPARATUS

#19
20240044080
2024-02-08

UPCYCLED CELLULOSIC FIBERS

#20
20230220621
2023-07-13

A METHOD OF CONTROLLING ENZYMATIC ACTIVITIES AND TOOLS RELATED THERETO

#21
20230068151
2023-03-02

Wet pulp material processing machine

#22
20230043885
2023-02-09

APPARATUS AND METHOD FOR THE PREPARATION, PROCESSING OF FIBRE MIXTURES AND FORMING PRODUCTS THEREFROM

#23
20220412003
2022-12-29

Polymer coated paper recycling process and composition

#24
20220364312
2022-11-17

Process for manufacturing components from shredded polymer-coated paper products

#25
20220340730
2022-10-27

METHOD FOR RECYCLING WASTE ARAMID-MICA COMPOSITE PAPER

#26
20220243394
2022-08-04

Method for recovering fiber from screening reject and fine sorting pre-processing device for use in method for recovering fiber

#27
20220213648
2022-07-07

Oxygen treatment of high kappa fibers

#28
20220162101
2022-05-26

Anaerobic digestion system

#29
20220112659
2022-04-14

Process of transforming waste material into useful material

#30
20220098797
2022-03-31

METHOD FOR MANUFACTURING COMPACT

#31
20220034034
2022-02-03

Disperser plates with intermeshing teeth and outer refining section

#32
20210340706
2021-11-04

Nanocellulose production co-located at a pulp and paper mill

#33
20210277599
2021-09-09

SHEET MANUFACTURING APPARATUS AND CONTROL METHOD FOR SHEET MANUFACTURING APPARATUS

#34
20210238801
2021-08-05

Fiber processing system and fiber processing method

#35
20210164167
2021-06-03

FIBER ASSEMBLY-FORMING METHOD, FIBER ASSEMBLY-FORMING APPARATUS, AND SHEET

#36
20210156091
2021-05-27

Fiber assembly-forming method and fiber assembly-forming apparatus

#37
20210107818
2021-04-15

ANAEROBIC DIGESTION SYSTEM AND METHOD

#38
20210017704
2021-01-21

High consistency re-pulping method, apparatus and absorbent products incorporating recycled fiber

#39
20200399826
2020-12-24

Apparatus and method for dispersing or refining of organic material, such as cellulose fiber and organic waste

#40
20200378066
2020-12-03

Method for manufacturing recycled pulp fibers

#41
20200376718
2020-12-03

Recycled pulp, absorbent, non-woven fabric, and sanitary article

#42
20200332467
2020-10-22

Recovery method for organic acid, and production method for recycled pulp

#43
20200332466
2020-10-22

BLEACHING AND SHIVE REDUCTION PROCESS FOR NON-WOOD FIBERS

#44
20200308764
2020-10-01

Recycled pulp fiber manufacturing method

#45
20200238574
2020-07-30

Method for recovering pulp fiber from used sanitary product and recycled pulp obtained thereby

#46
20200217013
2020-07-09

Method for manufacturing recycled pulp from used sanitary products

#47
20200199817
2020-06-25

System and method for mill effluent biological oxygen demand (BOD) reduction

#48
20200190737
2020-06-18

CONTINUOUS PILOT SCALE HYDROTHERMAL HORIZONTAL REACTOR DESIGN FOR MAKING INDUSTRIAL BY-PRODUCTS

#49
20200190736
2020-06-18

Method for separating fibers

#50
20200188872
2020-06-18

Process and system for producing pulp, energy, and bioderivatives from plant-based and recycled materials

#51
20200173104
2020-06-04

Method for manufacturing recycled pulp from used sanitary products

#52
20200063347
2020-02-27

Waste recycle composition

#53
20200063295
2020-02-27

Recycled deinked sheet articles

#54
20200030810
2020-01-30

Shredder and sheet manufacturing apparatus

#55
20190367393
2019-12-05

ANAEROBIC DIGESTION SYSTEM AND METHOD

#56
20190301097
2019-10-03

Disperser plates with intermeshing teeth and outer refining section

#57
20190301096
2019-10-03

Use of mesoporous silica

#58
20190301095
2019-10-03

System and method for mill effluent biological oxygen demand (BOD) reduction

#59
20190291303
2019-09-26

Method for recovering pulp fiber from used sanitary product and recycled pulp obtained thereby

#60
20190264391
2019-08-29

Sheet manufacturing apparatus

#61
20190255506
2019-08-22

Process and system for producing pulp, energy, and bioderivatives from plant-based and recycled materials

#62
20190218713
2019-07-18

Fiber processing device, fibrous feedstock recycling device, and control method of a fiber processing device

#63
20190211502
2019-07-11

Process for manufacturing recycled pulp from used sanitary goods

#64
20190203420
2019-07-04

REPULPABLE SILICONE RELEASE LINER PAPER WITH DISSOLVABLE LAYER

#65
20190203415
2019-07-04

Processing apparatus, sheet manufacturing apparatus, processing method, and sheet manufacturing method

#66
20190194868
2019-06-27

Fiber processing device and fibrous feedstock recycling device

#67
20190169795
2019-06-06

Method for recovering pulp fibers from used absorbent article

#68
20190145023
2019-05-16

Conveyance device and fibrous material recycling device

#69
20190024306
2019-01-24

Method for treating starch in pulp, paper and board making processes

#70
20190000698
2019-01-03

Method for recovering pulp fiber from used hygiene product

#71
20180361394
2018-12-20

Waste processing

#72
20180347111
2018-12-06

High consistency re-pulping method, apparatus and absorbent products incorporating recycled fiber

#73
20180334765
2018-11-22

Sheet manufactured from recyclable materials

#74
20180207921
2018-07-26

Multi-layer cardboard material and method for producing a multi-layer cardboard material

#75
20180148894
2018-05-31

Use of a strength composition for increasing wet dimensional stability of a moulded pulp article

#76
20180112360
2018-04-26

Method of producing filler

#77
20180071706
2018-03-15

Process and system for producing pulp, energy, and bioderivatives from plant-based and recycled materials

#78
20180002865
2018-01-04

METHOD AND SYSTEM FOR RECYCLING PAPERS

#79
20180002206
2018-01-04

Anaerobic digestion system and method

#80
20170349719
2017-12-07

Fibers with filler

#81
20170335513
2017-11-23

Integrated method and system for recycling waste material

#82
20170328007
2017-11-16

ENZYMATIC PRE-TREATMENT OF MARKET PULP TO IMPROVE FIBER DRAINAGE AND PHYSICAL PROPERTIES

#83
20170328006
2017-11-16

Enzymatic pre-treatment of market pulp to improve fiber drainage and physical properties

#84
20170314173
2017-11-02

Sheet manufacturing apparatus

#85
20170305037
2017-10-26

Method for manufacturing recycled pulp from used sanitary article

#86
20170284021
2017-10-05

Method for recovering pulp fiber from used sanitary product and recycled pulp obtained thereby

#87
20170175333
2017-06-22

Method for preserving recycled fiber by using biocides in paper manufacturing and method for manufacturing paper using recycled fibers

#88
20170107667
2017-04-20

Method for manufacturing recycled pulp from used sanitary products

#89
20170081794
2017-03-23

Sheet manufacturing apparatus

#90
20170073244
2017-03-16

Method for processing packing material to recover aluminium

#91
20160237617
2016-08-18

Process for manufacturing recycled pulp from used sanitary goods

#92
20160222585
2016-08-04

Device and method for processing composite materials containing fibers

#93
20160221214
2016-08-04

Sheet manufacturing apparatus

#94
20160168790
2016-06-16

Process for obtaining cellulose

#95
20160129419
2016-05-12

Water absorbing material and manufacturing method thereof

#96
20160097158
2016-04-07

Integrated method and system for recycling waste material

#97
20160083902
2016-03-24

Method for recycling baled waste material

#98
20160059530
2016-03-03

Method for producing a core card, and core card for a laminate

#99
20150337486
2015-11-26

Bleaching and shive reduction process for non-wood fibers

#100
20150291752
2015-10-15

Fibers with filler

#101
20150136343
2015-05-21

Enzymatic treatment of virgin fiber and recycled paper to reduce residual mineral oil levels for paper production

#102
20150075741
2015-03-19

Method for automatically determining stickies in a recycled fibre process

#103
20140352902
2014-12-04

METHOD FOR PREPARING WASTE PAPER

#104
20140323716
2014-10-30

Liquefaction of biomass at low pH

#105
20140290884
2014-10-02

Sheet manufacturing apparatus and method for manufacturing sheet

#106
20140290881
2014-10-02

Method for reducing negative effects of adhesive contaminants in systems of substances comprising waste paper

#107
20140284011
2014-09-25

Method for increasing the advantages of strength aids in the production of paper and paperboard

#108
20140096487
2014-04-10

Fixation of mineral oil in paper food packaging with laccase to prevent mineral oil migration into food

#109
20140058077
2014-02-27

Method for fabricating fiber products and composites

#110
20140050934
2014-02-20

CELLULOSIC BARRIER PACKAGING MATERIAL

#111
20140020856
2014-01-23

Processes for preparing pulp and paper

#112
20140004337
2014-01-02

Recycled or brown paper board and methods of making same

#113
20130312922
2013-11-28

Polyester surfactants for deinking

#114
20130292077
2013-11-07

Method for forming a fire resistant cellulose product, and associated apparatus

#115
20130236939
2013-09-12

Method of organic acid fermentation by rumen fluid using cellulose-containing waste matter

#116
20130177948
2013-07-11

Cellulose solution manufacturing method, cellulose precipitate manufacturing method, cellulose saccharification method, cellulose solution, and cellulose precipitate

#117
20130146239
2013-06-13

Enzymatic pre-treatment of market pulp to improve fiber drainage and physical properties

#118
20130118697
2013-05-16

Process for recycling waste paper, product obtained therefrom and its uses

#119
20130037229
2013-02-14

Polyester surfactants for deinking

#120
20120204483
2012-08-16

Solid waste reclamation process

#121
20120186761
2012-07-26

Method for reducing negative effects of adhesive contaminants in systems of substances comprising waste paper

#122
20120103542
2012-05-03

Ink dispersion

#123
20120048491
2012-03-01

Process and apparatus for recycling coated paper products

#124
20120031573
2012-02-09

Deinking of waste paper

#125
20110244258
2011-10-06

Methods for manufacturing recyclable and repulpable packaging materials

#126
20110226428
2011-09-22

Methods for beating pulp, methods for treating process waters, and methods for producing pulp and paper

#127
20110198048
2011-08-18

Enzymatic hydrolysis of a polymer comprising vinyl acetate monomer

#128
20110162813
2011-07-07

HORIZONTAL RE-PULPING APPARATUS FOR CELLULOSE FIBRES

#129
20110117354
2011-05-19

Method for making fire retardant materials and related products

#130
20110108221
2011-05-12

Polyester surfactants for deinking

#131
20110095245
2011-04-28

Method for Making Fire Retardant Materials and Related Products

#132
20110011544
2011-01-20

WET PULPING SYSTEM AND METHOD FOR PRODUCING CELLULOSIC INSULATION WITH LOW ASH CONTENT

#133
20110000847
2011-01-06

Method for producing particles electrostatically

#134
20100263812
2010-10-21

SYSTEM AND METHOD FOR REPULPING OF PAPER PRODUCTS AND IMPROVEMENT OF WATER QUALITY WITH DIPOLAR SOLVENTS AND RECOVERY

#135
20100196981
2010-08-05

Methods and systems for feedstock production from sewage and product manufacturing therefrom

#136
20100147479
2010-06-17

Methods for producing recycled pulp, methods for modifying pulp fiber surfaces and dirts, as well as pulp processing equipments

#137
20100134576
2010-06-03

Flotation apparatus

#138
20100133198
2010-06-03

METHOD AND APPARATUS FOR SEPARATING WASTE PRODUCTS FROM CELLULOSE FIBRES IN A PAPER RECYCLING PROCESS

#139
20100133197
2010-06-03

APPARATUS FOR SEPARATING WASTE FROM CELLULOSE FIBRES IN PAPER RECYCLING PROCESSES

#140
20100098807
2010-04-22

Endoglucanase PPCE and cellulase preparation containing the same

#141
20100071860
2010-03-25

CREPE WADDING, METHOD FOR MANUFACTURING CREPE WADDING, FUNCTIONAL MULCHING TEXTILE

#142
20100025325
2010-02-04

System and method for the renovation of process water

#143
20090301674
2009-12-10

METHOD AND MEASURING DEVICE FOR MEASURING RECYCLED FIBRE PULP

#144
20090281302
2009-11-12

Method of recycling fibers from sewage sludge and means thereof

#145
20090141963
2009-06-04

Method and apparatus for measuring deposition of particulate contaminants in pulp and paper slurries

#146
20090133845
2009-05-28

METHOD OF CONTROLLING RECYCLED FIBRE LINE, AND RECYCLED FIBRE LINE

#147
20090114360
2009-05-07

Apparatus for treating papermaking feedstock

#148
20090114353
2009-05-07

Method of Papermaking

#149
20090113789
2009-05-07

Process and method for recycling cigarette butts

#150
20090093028
2009-04-09

APPARATUS AND METHODS FOR TREATING BIOMASS

#151
20090084510
2009-04-02

Methods To Detect Organic Contaminants In Pulp and Fiber

#152
20090032206
2009-02-05

PROCESSES USED IN THE MANUFACTURE OF PAPER PRODUCTS

#153
20080283206
2008-11-20

Method of measuring macro and micro stickies in a recycled sample containing pulp fibers

#154
20080264584
2008-10-30

Composition and process for the treatment of fibre material

#155
20080078518
2008-04-03

Methods for beating pulp, methods for treating process waters, and methods for producing pulp and paper

#156
20080035291
2008-02-14

Infrared-Absorbing Ticket Stock and Method of Making Same

#157
20080035287
2008-02-14

Process for the treatment of fibre material and new composition

#158
20080023160
2008-01-31

Enzymatic hydrolysis of a polymer comprising vinyl acetate monomer

#159
20070289486
2007-12-20

Printing ink and coating compositions containing starch

#160
20070284067
2007-12-13

Deinking of waste paper

#161
20070267163
2007-11-22

Used paper recycling apparatus and its constitutent devices

#162
20070227945
2007-10-04

System and a method for extracting wax from pulp fibers and paper products

#163
20070168075
2007-07-19

Method and installation for processing waste paper

#164
20070137805
2007-06-21

Wet pulping system and method for producing cellulosic insulation with low ash content

#165
20070137804
2007-06-21

Methods for producing recycled pulp and methods for modifying pulp fiber surfaces using liquid jet cavitation

#166
20070131365
2007-06-14

Method of brightness enhancement

#167
20060289138
2006-12-28

Wax emulsion coating applications

#168
20060254731
2006-11-16

Recycling of lignocellulose based board materials

#169
20060191655
2006-08-31

Composite web and process for manufacture from post-industrial scrap

#170
20060163393
2006-07-27

Apparatus and method for automatically defibering and extracting kraft pulp from old corrugated cardboard

#171
20060124256
2006-06-15

Method of removing high density stickies from secondary papermaking fibers

#172
20060102299
2006-05-18

Method for enzymatic deinking of waste papers, the waste papers so treated and the treating composition

#173
20060060319
2006-03-23

Method of making absorbent sheet from recycle furnish

#174
20060005932
2006-01-12

TREATMENT OF SOLID CONTAINING MATERIAL DERIVED FROM EFFLUENT

#175
20050279472
2005-12-22

Recycled white ticket stock and method of making same

#176
20050167060
2005-08-04

Treatment of solid containing material derived from effluent

#177
20050155729
2005-07-21

Method for ozone treatment of used paper

#178
20050126731
2005-06-16

Economical and environmentally sustainable method of recycling wastepaper

#179
20050115690
2005-06-02

Methods for producing recycled pulp from waste paper

#180
20050067730
2005-03-31

High strength material using cellulose microfibrils

#181
20050054867
2005-03-10

Triacylglycerol oligomer products and methods of making same

#182
20050051286
2005-03-10

Method of curling fiber and absorbent sheet containing same

#183
20050039868
2005-02-24

Recycling of latex-containing broke

#184
20050020162
2005-01-27

Sortable adhesive coated paper articles

#185
16411403
2019-09-24

Pneumatic core cleaning system