of waste paper

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CPC
D21B1/32

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Parent Industries

DTEXTILES PAPER D21Papermaking D21BFIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT D21B1/00Fibrous raw materials or their mechanical treatment

Current Industry

D21B1/32of waste paper

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Ragger systems and methods for removing solid debris from pulping p...
- Patent number 12,331,459
- Issue date Jun 17, 2025
- KADANT BLACK CLAWSON, LLC
- Christopher Demler
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Polymer coated paper recycling process and composition
- Patent number 12,320,067
- Issue date Jun 3, 2025
- NANOCYCLE TECH INC.
- Meysam Araghi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for recovering fiber from screening reject and fine sorting...
- Patent number 12,270,150
- Issue date Apr 8, 2025
- TAIZEN CO., LTD.
- Takefumi Ide
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of producing inorganic fiber mat and inorganic fiber mat
- Patent number 12,209,339
- Issue date Jan 28, 2025
- Ibiden Co., Ltd.
- Tomohisa Yamazaki
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Wet pulp material processing machine
- Patent number 12,139,852
- Issue date Nov 12, 2024
- TAIZEN CO., LTD.
- Takefumi Ide
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Fiber body manufacturing method and fiber body manufacturing apparatus
- Patent number 12,139,851
- Issue date Nov 12, 2024
- Seiko Epson Corporation
- Yoko Nakai
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paper filler composition
- Patent number 11,970,817
- Issue date Apr 30, 2024
- FIBERLEAN TECHNOLOGIES LIMITED
- John Claude Husband
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process to recover a portion of post-recycling municipal solid waste
- Patent number 11,898,308
- Issue date Feb 13, 2024
- Anaergia Inc.
- Andrew Benedek
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Method for predicting or controlling microbial status of a paper or...
- Patent number 11,859,347
- Issue date Jan 2, 2024
- Kemira Oyj
- Marko Kolari
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Defibrating apparatus and fiber body manufacturing apparatus
- Patent number 11,851,817
- Issue date Dec 26, 2023
- Seiko Epson Corporation
- Naoko Omagari
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus and method for dispersing or refining of organic material...
- Patent number 11,795,614
- Issue date Oct 24, 2023
- Cellwood Machinery AB
- Stefan Virtanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paper filler composition
- Patent number 11,732,411
- Issue date Aug 22, 2023
- FiberLean Technologies Limited
- John Claude Husband
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for treating aqueous feed by dissolved gas flotation
- Patent number 11,629,459
- Issue date Apr 18, 2023
- Kemira Oyj
- Matti Hietaniemi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for defibrating fiber body, defibrating device, sheet manufa...
- Patent number 11,566,372
- Issue date Jan 31, 2023
- Seiko Epson Corporation
- Tetsuya Aoyama
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Methods for deinking UV prints
- Patent number 11,560,672
- Issue date Jan 24, 2023
- Nippon Paper Industries Co., Ltd.
- Hirohiko Koizumi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of obtaining rayon fibers
- Patent number 11,441,264
- Issue date Sep 13, 2022
- King Abdulaziz University
- Sherif Hindi
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Method for recycling baled waste material
- Patent number 11,371,184
- Issue date Jun 28, 2022
- JUNO LLC
- David Christer Henriksson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for manufacturing recycled pulp from used sanitary products
- Patent number 11,319,670
- Issue date May 3, 2022
- Unicharm Corporation
- Takayoshi Konishi
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Recycle bale comprising cellulose ester
- Patent number 11,230,811
- Issue date Jan 25, 2022
- Eastman Chemical Company
- Charles Stuart Everett
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for separating fibers
- Patent number 11,208,762
- Issue date Dec 28, 2021
- REPULPING TECHNOLOGY GMBH & CO. KG
- Stephan Wucherer
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for the destruction of data carriers, collection vehicle and...
- Patent number 11,174,101
- Issue date Nov 16, 2021
- RHENUS DATA OFFICE AG
- Michael Jörg Huber
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Shredder and sheet manufacturing apparatus
- Patent number 11,123,746
- Issue date Sep 21, 2021
- Seiko Epson Corporation
- Kentaro Yamada
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for manufacturing recycled pulp from used sanitary products
- Patent number 11,098,447
- Issue date Aug 24, 2021
- Unicharm Corporation
- Takayoshi Konishi
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Swirling flow generation device and deposition device
- Patent number 11,090,591
- Issue date Aug 17, 2021
- Seiko Epson Corporation
- Kazuma Miyazawa
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Grant
Recycled pulp fiber manufacturing method
- Patent number 11,053,638
- Issue date Jul 6, 2021
- Unicharm Corporation
- Takayoshi Konishi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Froth flotation arrangement and a froth flotation method
- Patent number 11,033,909
- Issue date Jun 15, 2021
- Outotec (Finland) Oy
- Alejandro Yanez
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Measuring device, web processing device, fiber feedstock recycling...
- Patent number 11,001,966
- Issue date May 11, 2021
- Seiko Epson Corporation
- Nao Kobayashi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Defibrating device and sheet manufacturing apparatus
- Patent number 10,961,657
- Issue date Mar 30, 2021
- Seiko Epson Corporation
- Nobumasa Abe
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Method for recovering pulp fiber from used sanitary product and rec...
- Patent number 10,961,658
- Issue date Mar 30, 2021
- Unicharm Corporation
- Takayoshi Konishi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and device for cleaning fiber suspensions by means of flotation
- Patent number 10,799,885
- Issue date Oct 13, 2020
- Rithco Papertec GmbH
- Ralf Menne
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND DEVICE FOR WASTE PAPER PULPING
- Publication number 20250171956
- Publication date May 29, 2025
- VOITH PATENT GmbH
- Wolfgang MANNES
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
INORGANIC FIBER MAT
- Publication number 20250109536
- Publication date Apr 3, 2025
- IBIDEN CO., LTD.
- Tomohisa YAMAZAKI
- D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
Information Patent Application
BINDER COMPOSITION AND METHOD COMPRISING MICROFIBRILLATED CELLULOSE...
- Publication number 20240376674
- Publication date Nov 14, 2024
- FiberLean Technologies Limited
- Sean IRELAND
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PAPER FILLER COMPOSITION
- Publication number 20240240400
- Publication date Jul 18, 2024
- FiberLean Technologies Limited
- John Claude Husband
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD OF MAKING FIRE RETARDANT MATERIALS AND RELATED PRODUCTS
- Publication number 20240191430
- Publication date Jun 13, 2024
- ClLEANFIBER INC..
- Jonathan Strimling
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
MATERIAL STORAGE APPARATUS, METHOD OF CONTROLLING MATERIAL STORAGE...
- Publication number 20240175203
- Publication date May 30, 2024
- SEIKO EPSON CORPORATION
- Masaki OTA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PAPER STOCK MODIFICATION DEVICE
- Publication number 20240173683
- Publication date May 30, 2024
- TAIZEN CO., LTD.
- Takefumi IDE
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD AND DEVICE FOR SEPARATING PRINTING INK AND FIBER BY DRY-PROC...
- Publication number 20240003083
- Publication date Jan 4, 2024
- Xuan LI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS FOR PRODUCTION OF CELLULOSE PARTICLES
- Publication number 20230383108
- Publication date Nov 30, 2023
- National Research Council of Canada
- Hongbo LI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
DEFIBRATING APPARATUS AND FIBER BODY MANUFACTURING APPARATUS
- Publication number 20230034767
- Publication date Feb 2, 2023
- SEIKO EPSON CORPORATION
- Naoko OMAGARI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR RECOVERING FIBER FROM SCREENING REJECT AND FINE SORTING...
- Publication number 20220243394
- Publication date Aug 4, 2022
- TAIZEN CO., LTD.
- Takefumi IDE
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
RECYCLE BALE COMPRISING CELLULOSE ESTER
- Publication number 20220106738
- Publication date Apr 7, 2022
- Eastman Chemical Company
- Charles Stuart Everett
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
FIBER BODY MANUFACTURING METHOD AND FIBER BODY MANUFACTURING APPARATUS
- Publication number 20210301463
- Publication date Sep 30, 2021
- SEIKO EPSON CORPORATION
- Yoko NAKAI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
BINDER COMPOSITION AND METHOD COMPRISING MICROFIBRILLATED CELLULOSE...
- Publication number 20210131039
- Publication date May 6, 2021
- Sean IRELAND
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHODS FOR DEINKING UV PRINTS
- Publication number 20210025113
- Publication date Jan 28, 2021
- Nippon Paper Industries Co., Ltd.
- Hirohiko KOIZUMI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
APPARATUS AND METHOD FOR DISPERSING OR REFINING OF ORGANIC MATERIAL...
- Publication number 20200399826
- Publication date Dec 24, 2020
- Cellwood Machinery AB
- Stefan VIRTANEN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR TREATING AQUEOUS FEED BY DISSOLVED GAS FLOTATION
- Publication number 20200399828
- Publication date Dec 24, 2020
- KEMIRA OYJ
- Matti Hietaniemi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS TO RECOVER A PORTION OF POST-RECYCLING MUNICIPAL SOLID WASTE
- Publication number 20200362513
- Publication date Nov 19, 2020
- ANAERGIA INC.
- Andrew BENEDEK
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
RECYCLED PULP FIBER MANUFACTURING METHOD
- Publication number 20200308764
- Publication date Oct 1, 2020
- UNICHARM CORPORATION
- Takayoshi Konishi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method for Predicting or Controlling Microbial Status of a Paper or...
- Publication number 20200299903
- Publication date Sep 24, 2020
- KEMIRA OYJ
- Marko Kolari
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR MANUFACTURING RECYCLED PULP FROM USED SANITARY PRODUCTS
- Publication number 20200217013
- Publication date Jul 9, 2020
- UNICHARM CORPORATION
- Takayoshi KONISHI
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Application
METHOD FOR SEPARATING FIBERS
- Publication number 20200190736
- Publication date Jun 18, 2020
- REPULPING TECHNOLOGY GMBH & CO. KG
- Stephan WUCHERER
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR DEFIBRATING FIBER BODY, DEFIBRATING DEVICE, SHEET MANUFA...
- Publication number 20200173102
- Publication date Jun 4, 2020
- SEIKO EPSON CORPORATION
- Tetsuya AOYAMA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR MANUFACTURING RECYCLED PULP FROM USED SANITARY PRODUCTS
- Publication number 20200173104
- Publication date Jun 4, 2020
- UNICHARM CORPORATION
- Takayoshi KONISHI
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Application
RECYCLE BALE COMPRISING CELLULOSE ESTER
- Publication number 20200063362
- Publication date Feb 27, 2020
- Eastman Chemical Company
- Charles Stuart Everett
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SHREDDER AND SHEET MANUFACTURING APPARATUS
- Publication number 20200030810
- Publication date Jan 30, 2020
- SEIKO EPSON CORPORATION
- Kentaro YAMADA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
MEASURING DEVICE, WEB PROCESSING DEVICE, FIBER FEEDSTOCK RECYCLING...
- Publication number 20200011010
- Publication date Jan 9, 2020
- SEIKO EPSON CORPORATION
- Nao KOBAYASHI
- G01 - MEASURING TESTING
Information Patent Application
DEFIBRATING DEVICE AND SHEET MANUFACTURING APPARATUS
- Publication number 20190093284
- Publication date Mar 28, 2019
- SEIKO EPSON CORPORATION
- Nobumasa ABE
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Application
METHOD FOR SCREENING AND A SCREENING APPARATUS
- Publication number 20190048524
- Publication date Feb 14, 2019
- Jouko Hautala
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Application
Apparatus and Method for Processing a Rope Formed in a Pulper
- Publication number 20190040576
- Publication date Feb 7, 2019
- Meri Environmental Solutions GmbH
- Lucas MENKE
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...

of waste paper

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Ragger systems and methods for removing solid debris from pulping p...

Polymer coated paper recycling process and composition

Method for recovering fiber from screening reject and fine sorting...

Method of producing inorganic fiber mat and inorganic fiber mat

Wet pulp material processing machine

Fiber body manufacturing method and fiber body manufacturing apparatus

Paper filler composition

Process to recover a portion of post-recycling municipal solid waste

Method for predicting or controlling microbial status of a paper or...

Defibrating apparatus and fiber body manufacturing apparatus

Apparatus and method for dispersing or refining of organic material...

Paper filler composition

Method for treating aqueous feed by dissolved gas flotation

Method for defibrating fiber body, defibrating device, sheet manufa...

Methods for deinking UV prints

Method of obtaining rayon fibers

Method for recycling baled waste material

Method for manufacturing recycled pulp from used sanitary products

Recycle bale comprising cellulose ester

Method for separating fibers

Method for the destruction of data carriers, collection vehicle and...

Shredder and sheet manufacturing apparatus

Method for manufacturing recycled pulp from used sanitary products

Swirling flow generation device and deposition device

Recycled pulp fiber manufacturing method

Froth flotation arrangement and a froth flotation method

Measuring device, web processing device, fiber feedstock recycling...

Defibrating device and sheet manufacturing apparatus

Method for recovering pulp fiber from used sanitary product and rec...

Method and device for cleaning fiber suspensions by means of flotation

Patents Applicationslast 30 patents

METHOD AND DEVICE FOR WASTE PAPER PULPING

INORGANIC FIBER MAT

BINDER COMPOSITION AND METHOD COMPRISING MICROFIBRILLATED CELLULOSE...

PAPER FILLER COMPOSITION

METHOD OF MAKING FIRE RETARDANT MATERIALS AND RELATED PRODUCTS

MATERIAL STORAGE APPARATUS, METHOD OF CONTROLLING MATERIAL STORAGE...

PAPER STOCK MODIFICATION DEVICE

METHOD AND DEVICE FOR SEPARATING PRINTING INK AND FIBER BY DRY-PROC...

PROCESS FOR PRODUCTION OF CELLULOSE PARTICLES

DEFIBRATING APPARATUS AND FIBER BODY MANUFACTURING APPARATUS

METHOD FOR RECOVERING FIBER FROM SCREENING REJECT AND FINE SORTING...

RECYCLE BALE COMPRISING CELLULOSE ESTER

FIBER BODY MANUFACTURING METHOD AND FIBER BODY MANUFACTURING APPARATUS

BINDER COMPOSITION AND METHOD COMPRISING MICROFIBRILLATED CELLULOSE...

METHODS FOR DEINKING UV PRINTS

APPARATUS AND METHOD FOR DISPERSING OR REFINING OF ORGANIC MATERIAL...

METHOD FOR TREATING AQUEOUS FEED BY DISSOLVED GAS FLOTATION

PROCESS TO RECOVER A PORTION OF POST-RECYCLING MUNICIPAL SOLID WASTE

RECYCLED PULP FIBER MANUFACTURING METHOD

Method for Predicting or Controlling Microbial Status of a Paper or...

METHOD FOR MANUFACTURING RECYCLED PULP FROM USED SANITARY PRODUCTS

METHOD FOR SEPARATING FIBERS

METHOD FOR DEFIBRATING FIBER BODY, DEFIBRATING DEVICE, SHEET MANUFA...

METHOD FOR MANUFACTURING RECYCLED PULP FROM USED SANITARY PRODUCTS

RECYCLE BALE COMPRISING CELLULOSE ESTER

SHREDDER AND SHEET MANUFACTURING APPARATUS

MEASURING DEVICE, WEB PROCESSING DEVICE, FIBER FEEDSTOCK RECYCLING...

DEFIBRATING DEVICE AND SHEET MANUFACTURING APPARATUS

METHOD FOR SCREENING AND A SCREENING APPARATUS

Apparatus and Method for Processing a Rope Formed in a Pulper