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D21C5/02
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D
TEXTILES PAPER
D21
Papermaking
D21C
PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS APPARATUS THEREFOR
D21C5/00
Other processes for obtaining cellulose
Current Industry
D21C5/02
Working-up waste paper
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Patents Grants
last 30 patents
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
Nanocellulose production co-located at a pulp and paper mill
Patent number
12,077,910
Issue date
Sep 3, 2024
GranBio Intellectual Property Holdings, LLC
Kimberly Nelson
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Cleaning and depolluting of fibres originating from used cigarette...
Patent number
12,065,781
Issue date
Aug 20, 2024
Julien Paque
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Lignocellulosic composites prepared with aqueous alkaline and urea...
Patent number
12,060,679
Issue date
Aug 13, 2024
Bradley University
Brent Tisserat
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for manufacturing components from shredded polymer-coated p...
Patent number
12,012,699
Issue date
Jun 18, 2024
CHOPVALUE MANUFACTURING LTD
Dirk Harste
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for producing pulp fibers for cellulose nanofiberization, an...
Patent number
11,987,932
Issue date
May 21, 2024
Unicharm Corporation
Takayoshi Konishi
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Cellulose raw material and method for recycling a cellulose raw mat...
Patent number
11,976,417
Issue date
May 7, 2024
Lenzing Aktiengesellschaft
Richard Herchl
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Starch fixation and retention in recycled fiber systems
Patent number
11,976,418
Issue date
May 7, 2024
Kemira Oyj
Yuping Luo
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process of transforming waste material into useful material
Patent number
11,952,715
Issue date
Apr 9, 2024
Bouldin Corporation
David C. Palmer
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Grant
Industrial deinking of ink compositions
Patent number
11,926,752
Issue date
Mar 12, 2024
Xeikon Manufacturing N.V.
Geert Gaston Paul Deroover
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Supported toothed plates in a disperser with buttress extending fro...
Patent number
11,859,344
Issue date
Jan 2, 2024
ANDRITZ INC.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Supported toothed plates in a disperser including bridge between te...
Patent number
11,851,816
Issue date
Dec 26, 2023
ANDRITZ INC.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
High efficiency fiber bleaching process
Patent number
11,840,805
Issue date
Dec 12, 2023
GPCP IP Holdings LLC
Jeffrey A. Lee
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for evaluating degree of cleanliness of recycled material, m...
Patent number
11,802,373
Issue date
Oct 31, 2023
Unicharm Corporation
Shigeo Imai
G01 - MEASURING TESTING
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
Papermaking additive compositions and methods and uses thereof
Patent number
11,773,535
Issue date
Oct 3, 2023
Neozyme International, Inc.
Parker Dale
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Method for producing recycled pulp fibers by decomposing super abso...
Patent number
11,771,604
Issue date
Oct 3, 2023
Unicharm Corporation
Takayoshi Konishi
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Method for producing pulp fibres for saccharification, and aqueous...
Patent number
11,773,536
Issue date
Oct 3, 2023
Unicharm Corporation
Kouichi Yamaki
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Method of producing filler
Patent number
11,753,771
Issue date
Sep 12, 2023
Stora Enso Oyj
Elina Skerfe
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
System and method for mill effluent biological oxygen demand (BOD)...
Patent number
11,692,309
Issue date
Jul 4, 2023
FIRST QUALITY TISSUE, LLC
Byrd Tyler Miller
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Anaerobic digestion system
Patent number
11,691,903
Issue date
Jul 4, 2023
Abdolreza Assadi
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Lignocellulosic conversion processes and products
Patent number
11,667,981
Issue date
Jun 6, 2023
Virdia, LLC
Aharon Eyal
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Disperser plates with intermeshing teeth and outer refining section
Patent number
11,643,778
Issue date
May 9, 2023
ANDRITZ INC.
Luc Gingras
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
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
Fiber processing system and fiber processing method
Patent number
11,566,373
Issue date
Jan 31, 2023
Seiko Epson Corporation
Takao Mikoshiba
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fiber assembly-forming method and fiber assembly-forming apparatus
Patent number
11,566,378
Issue date
Jan 31, 2023
Seiko Epson Corporation
Tetsuya Aoyama
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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
Recycled pulp, absorbent, non-woven fabric, and sanitary article
Patent number
11,554,520
Issue date
Jan 17, 2023
Unicharm Corporation
Takayoshi Konishi
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Process for obtaining cellulose
Patent number
11,512,426
Issue date
Nov 29, 2022
Rainer Fülling
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Waste recycle composition
Patent number
11,492,755
Issue date
Nov 8, 2022
Eastman Chemical Company
Charles Stuart Everett
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
STARCH FIXATION AND RETENTION IN RECYCLED FIBER SYSTEMS
Publication number
20240376668
Publication date
Nov 14, 2024
KEMIRA OYJ
Yuping Luo
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CLEANING AND DEPOLLUTING OF FIBRES ORIGINATING FROM USED CIGARETTE...
Publication number
20240352672
Publication date
Oct 24, 2024
Julien PAQUE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PREPARATION METHOD AND RECYCLINGMETHOD FOR DEGRADABLE AND RECYCLABL...
Publication number
20240295078
Publication date
Sep 5, 2024
Institute of Chemical Industry of Forest Products,Chinese Academy of Forestry
He LIU
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
ENZYMATIC TREATMENT METHOD AND SYSTEM FOR FIBROUS CELLULOSIC MATERI...
Publication number
20240279872
Publication date
Aug 22, 2024
HONEXT MATERIAL S.L.
Sebel LEE YUN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CELLULOSE RAW MATERIAL AND METHOD FOR RECYCLING A CELLULOSE RAW MAT...
Publication number
20240240399
Publication date
Jul 18, 2024
LENZING AKTIENGESELLSCHAFT
Richard Herchl
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
Process and System for Producing Pulp, Energy, and Bioderivatives f...
Publication number
20240226841
Publication date
Jul 11, 2024
Circ, LLC
Sandeep Kumar
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
PROCESS OF TRANSFORMING WASTE MATERIAL INTO USEFUL MATERIAL
Publication number
20240209570
Publication date
Jun 27, 2024
BOULDIN CORPORATION
David C. Palmer
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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
RECYCLABLE AND REUSABLE POLLEN PAPER
Publication number
20240158988
Publication date
May 16, 2024
Nanyang Technological University
Nam-Joon CHO
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Process and System for Producing Pulp, Energy, and Bioderivatives f...
Publication number
20240131489
Publication date
Apr 25, 2024
Circ, LLC
Sandeep Kumar
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR PRODUCING RECYCLED PULP FIBERS, AND RECYCLED PULP FIBERS
Publication number
20240050290
Publication date
Feb 15, 2024
UNICHARM CORPORATION
Takayoshi Konishi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
UPCYCLED CELLULOSIC FIBERS
Publication number
20240044080
Publication date
Feb 8, 2024
GRASIM INDUSTRIES LIMITED
Sharad Pandharinath Pawar
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SUPPORTED TOOTHED PLATES IN A DISPERSER
Publication number
20240011221
Publication date
Jan 11, 2024
Andritz Inc.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Papermaking Additive Compositions and Methods and Uses Thereof
Publication number
20240003084
Publication date
Jan 4, 2024
Neozyme International, Inc.
Parker Dale
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
A METHOD OF CONTROLLING ENZYMATIC ACTIVITIES AND TOOLS RELATED THERETO
Publication number
20230220621
Publication date
Jul 13, 2023
KEMIRA OYJ
Anu JAAKKOLA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR THE PRODUCTION OF PAPER PRODUCTS
Publication number
20230167603
Publication date
Jun 1, 2023
NOVATRUST SA
Simone PRIANTE
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR PRODUCING PULP FIBERS FOR CELLULOSE NANOFIBERIZATION, AN...
Publication number
20230160142
Publication date
May 25, 2023
UNICHARM CORPORATION
Takayoshi Konishi
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Application
STARCH FIXATION AND RETENTION IN RECYCLED FIBER SYSTEMS
Publication number
20230116374
Publication date
Apr 13, 2023
KEMIRA OYJ
Yuping Luo
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CLEANING AND DEPOLLUTING OF FIBRES ORIGINATING FROM USED CIGARETTE...
Publication number
20230087232
Publication date
Mar 23, 2023
Julien PAQUE
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Application
METHOD FOR MANUFACTURING BLEACHED PULP FROM A FEEDSTOCK COMPRISING...
Publication number
20230073443
Publication date
Mar 9, 2023
WestRock MWV, LLC
Peter W. HART
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
WET PULP MATERIAL PROCESSING MACHINE
Publication number
20230068151
Publication date
Mar 2, 2023
TAIZEN CO., LTD.
Takefumi IDE
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
APPARATUS AND METHOD FOR THE PREPARATION, PROCESSING OF FIBRE MIXTU...
Publication number
20230043885
Publication date
Feb 9, 2023
Zelfo Technology GmbH
Richard Hurding
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
BAMBOO STRUCTURES, AND METHODS FOR FABRICATION AND USE THEREOF
Publication number
20220412002
Publication date
Dec 29, 2022
University of Maryland, College Park
Liangbing HU
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
POLYMER COATED PAPER RECYCLING PROCESS AND COMPOSITION
Publication number
20220412003
Publication date
Dec 29, 2022
NANOCYCLE TECH INC.
Meysam ARAGHI
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
ANAEROBIC DIGESTION SYSTEM AND METHOD
Publication number
20220162101
Publication date
May 26, 2022
Abdolreza Assadi
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Application
PROCESS OF TRANSFORMING WASTE MATERIAL INTO USEFUL MATERIAL
Publication number
20220112659
Publication date
Apr 14, 2022
BOULDIN CORPORATION
David C. Palmer
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Application
METHOD FOR MANUFACTURING COMPACT
Publication number
20220098797
Publication date
Mar 31, 2022
SEIKO EPSON CORPORATION
Hideki TANAKA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SUPPORTED TOOTHED PLATES IN A DISPERSER
Publication number
20220034032
Publication date
Feb 3, 2022
Andritz Inc.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
DISPERSER PLATES WITH INTERMESHING TEETH AND OUTER REFINING SECTION
Publication number
20220034034
Publication date
Feb 3, 2022
Andritz Inc.
Luc GINGRAS
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE