Membership
Tour
Register
Log in
Washing; Displacing cooking or pulp-treating liquors contained in the pulp by fluids
Follow
Industry
CPC
D21C9/02
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
D
TEXTILES PAPER
D21
Papermaking
D21C
PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS APPARATUS THEREFOR
D21C9/00
After-treatment of cellulose pulp
Current Industry
D21C9/02
Washing; Displacing cooking or pulp-treating liquors contained in the pulp by fluids
Industries
Overview
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Process for producing refined cotton with high polymerization degree
Patent number
11,932,989
Issue date
Mar 19, 2024
HUBEI JINHANJIANG REFINED COTTON CO., LTD.
Hangxu Zhou
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Advanced processing methods to produce high protein feeds from dry...
Patent number
11,910,811
Issue date
Feb 27, 2024
ICM, Inc.
Charles C Gallop
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Feed optimization technology
Patent number
11,910,810
Issue date
Feb 27, 2024
ICM, Inc.
Charles C Gallop
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Grant
Dissolving wood pulps and methods of making and using the same
Patent number
11,661,704
Issue date
May 30, 2023
GP Cellulose GmbH
Arthur James Nonni
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Low energy production process for producing paper pulp from lignoce...
Patent number
11,624,152
Issue date
Apr 11, 2023
Société Bioeb
Michel Delmas
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Composite cellulose material obtained from coffee husks or cocoa sh...
Patent number
11,578,191
Issue date
Feb 14, 2023
Industria Colombiana de Cafe S.A.S.
Juan Carlos Posada Correa
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for preparing unbleached biomechanical pulp from straw
Patent number
11,566,376
Issue date
Jan 31, 2023
QILU UNIVERSITY OF TECHNOLOGY
Xingxiang Ji
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Processes and systems for the pulping of lignocellulosic materials
Patent number
11,352,746
Issue date
Jun 7, 2022
ANDRITZ INC.
Antti Luukkonen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for producing parenchymal cell cellulose
Patent number
11,299,852
Issue date
Apr 12, 2022
BETULIUM OY
Antti Laukkanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for treating biomass and device for treating biomass
Patent number
11,162,216
Issue date
Nov 2, 2021
Valmet AB
Francois Lambert
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Biomass pulp digester
Patent number
11,162,218
Issue date
Nov 2, 2021
Robert Clayton
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Use of mesoporous silica
Patent number
11,142,868
Issue date
Oct 12, 2021
UNIVERSITA DEGLI STUDI DEL PIEMONTE ORIENTALE “A. AVOGADRO”
Ilaria Braschi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Treatment of lignocellulosic biomass with ionic liquid
Patent number
11,118,308
Issue date
Sep 14, 2021
IP2IPO Innovations Limited
Jason P. Hallett
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Dissolving wood pulps and methods of making and using the same
Patent number
11,105,042
Issue date
Aug 31, 2021
GP Cellulose GmbH
Arthur J. Nonni
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Vapor relief strainer with cleaner
Patent number
11,083,985
Issue date
Aug 10, 2021
ANDRITZ INC.
Walter E. Nellis
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Brown stock wash control
Patent number
11,072,890
Issue date
Jul 27, 2021
Ecolab USA Inc.
Karry Mackie
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for manufacturing dissolving pulp
Patent number
11,066,784
Issue date
Jul 20, 2021
SÖDRA SKOGSÄGARNA EKONOMISK FÖRENING
Jim Parkås
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for separating cellulose
Patent number
10,920,372
Issue date
Feb 16, 2021
EARTHRECYCLE CO., LTD.
Takashi Tachibana
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Oxidized cellulose containing packaging materials
Patent number
10,900,177
Issue date
Jan 26, 2021
GP Cellulose GmbH
Charles E. Courchene
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for producing a nanofibrillar cellulose hydrogel
Patent number
10,822,743
Issue date
Nov 3, 2020
UPM-Kymmene Corporation
Isko Kajanto
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
System and methods for reducing edge wicking of a paperboard compri...
Patent number
10,745,860
Issue date
Aug 18, 2020
The Coca-Cola Company
Kim W. Robinson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Processes and systems for the pulping of lignocellulosic materials
Patent number
10,724,174
Issue date
Jul 28, 2020
ANDRITZ INC.
Antti Luukkonen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Methods of processing plant fiber, and related systems and composit...
Patent number
10,648,131
Issue date
May 12, 2020
POET Research, Inc.
Steven G. Redford
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of removing odors from fibrous materials used in forming bio...
Patent number
10,472,767
Issue date
Nov 12, 2019
CNH Industrial Canada, Ltd.
James Henry
D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
Information
Patent Grant
Measurement apparatus and method
Patent number
10,400,392
Issue date
Sep 3, 2019
VALMET AUTOMATION OY
Arvo Rahikkala
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Detoxifying and recycling of washing solution used in pretreatment...
Patent number
10,072,380
Issue date
Sep 11, 2018
Novozymes Als
Haiyu Ren
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Arrangement and system for a treatment process
Patent number
10,047,408
Issue date
Aug 14, 2018
Valmet AB
Anders Thyr
C13 - SUGAR INDUSTRY
Information
Patent Grant
Process and a dissolving pulp manufactured by the process
Patent number
10,023,995
Issue date
Jul 17, 2018
SÖDRA CELL AKTIEBOLAG AB
Johannes Bogren
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Pile delignification
Patent number
10,006,167
Issue date
Jun 26, 2018
ISTANBUL TEKNIK UNIVERSITESI
Oya Atici
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for catalytic oxidation of cellulose and method for making a...
Patent number
9,969,816
Issue date
May 15, 2018
UPM-Kymmene Corporation
Markus Nuopponen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PRODUCING PRODUCTS BASED ON NON-WOODY BIOMASS AS RAW MAT...
Publication number
20240175206
Publication date
May 30, 2024
TECHNISCHE UNIVERSITAT WIEN
Anton FRIEDL
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
METHOD AND APPARATUS FOR TREATING MIXTURES OF LIQUIDS AND SOLIDS
Publication number
20240167224
Publication date
May 23, 2024
Matias Titoff
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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
PROCESS FOR TREATING TERRESTRIAL-BASED AND MARINE-BASED BIOMASSES
Publication number
20230357988
Publication date
Nov 9, 2023
GREENKEY LLC
Melvin Mitchell
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
ADVANCED PROCESSING METHODS TO PRODUCE HIGH PROTEIN FEEDS FROM DRY...
Publication number
20230345972
Publication date
Nov 2, 2023
ICM, Inc.
Charles C. Gallop
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
OXIDIZED CELLULOSE MATERIALS
Publication number
20230332358
Publication date
Oct 19, 2023
GP Cellulose GMbH
Charles E. Courchene
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
OXYGEN BLEACHING METHOD OF PULP
Publication number
20230272580
Publication date
Aug 31, 2023
Beijing Forestry University
Feng XU
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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
PROCESS FOR PRODUCING REFINED COTTON WITH HIGH POLYMERIZATION DEGREE
Publication number
20230046123
Publication date
Feb 16, 2023
HUBEI JINHANJIANG REFINED COTTON CO., LTD.
Hangxu ZHOU
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
TORQUE REACTION ARRANGEMENT FOR PULP WASHERS
Publication number
20220356644
Publication date
Nov 10, 2022
VALMET AB
Tobias LÖÖF
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESS FOR PRODUCING BINDERLESS FORMALDEHYDE-FREE FIBERBOARD AND C...
Publication number
20220333308
Publication date
Oct 20, 2022
Bo BAI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESS TO OPTIMIZE BROWN STOCK WASHING UNIT OPERATIONS
Publication number
20220251781
Publication date
Aug 11, 2022
ECOLAB USA INC.
William Von Drasek
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method for preparing unbleached biomechanical pulp from straws and...
Publication number
20220205179
Publication date
Jun 30, 2022
QILU UNIVERSITY OF TECHNOLOGY
Zhongjian TIAN
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Application
Method for preparing biomechanical unbleached pulp from wheat straw...
Publication number
20220205177
Publication date
Jun 30, 2022
QILU UNIVERSITY OF TECHNOLOGY
Xingxiang JI
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Application
METHOD FOR PRODUCING PARENCHYMAL CELL CELLULOSE
Publication number
20220162799
Publication date
May 26, 2022
BETULIUM OY
Antti LAUKKANEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PREPARATION OF CELLULOSE FIBERS
Publication number
20220081833
Publication date
Mar 17, 2022
JENA TRADING APS
Per VINTHER
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
NOVEL DISSOLVING WOOD PULPS AND METHODS OF MAKING AND USING THE SAME
Publication number
20210355635
Publication date
Nov 18, 2021
GP CELLULOSE GMBH
Arthur James NONNI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
DEGUMMING AND SCOURING OF BAST MATERIAL FOR PRODUCTION OF TEXTILE A...
Publication number
20210148009
Publication date
May 20, 2021
Renaissance Fiber LLC
Michael S. Long
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PREDICTIVE CONTROL SYSTEM AND METHOD FOR BROWN WASHING TREATMENT IN...
Publication number
20210148047
Publication date
May 20, 2021
Buckman Laboratories International, Inc.
Mark D. Schroen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
OXIDIZED CELLULOSE CONTAINING PACKAGING MATERIALS
Publication number
20210108375
Publication date
Apr 15, 2021
GP Cellulose GMbH
Charles E. Courchene
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
A LOW ENERGY PRODUCTION PROCESS FOR PRODUCING PAPER PULP FROM LIGNO...
Publication number
20210002824
Publication date
Jan 7, 2021
Michel DELMAS
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
FEED OPTIMIZATION TECHNOLOGY
Publication number
20200359657
Publication date
Nov 19, 2020
ICM, Inc.
Charles C Gallop
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information
Patent Application
METHOD FOR PREPARING UNBLEACHED BIOMECHANICAL PULP FROM STRAW
Publication number
20200362515
Publication date
Nov 19, 2020
QILU UNIVERSITY OF TECHNOLOGY
Xingxiang JI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
A CELLULOSE PAPER COMPOSITE AND PROCESS FOR PREPARATION THEREOF
Publication number
20200340182
Publication date
Oct 29, 2020
Council of Scientific and Industrial Research
Kadhiravan Shanmuganathan
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR PRODUCING PARENCHYMAL CELL CELLULOSE
Publication number
20200308765
Publication date
Oct 1, 2020
BETULIUM OY
Antti LAUKKANEN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESSES AND SYSTEMS FOR THE PULPING OF LIGNOCELLULOSIC MATERIALS
Publication number
20200283953
Publication date
Sep 10, 2020
Andritz Inc.
Antti LUUKKONEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR MANUFACTURING DISSOLVING PULP
Publication number
20190390404
Publication date
Dec 26, 2019
SÖDRA SKOGSÄGARNA EKONOMISK FÖRENING
Jim Parkås
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR TREATING BIOMASS AND DEVICE FOR TREATING BIOMASS
Publication number
20190345671
Publication date
Nov 14, 2019
VALMET AB
Francois LAMBERT
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
USE OF MESOPOROUS SILICA
Publication number
20190301096
Publication date
Oct 3, 2019
UNIVERSITA' DEGLI STUDI DEL PIEMONTE
Ilaria Braschi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
A Composite Cellulose Material Obtained from Coffee Husks or Cocoa...
Publication number
20190276636
Publication date
Sep 12, 2019
Industria Colombiana de Cafe S.A.S.
Juan Carlos Posada Correa
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE