with halogens or halogen-containing compounds

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CPC
D21C9/12

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DTEXTILES PAPER D21Papermaking D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS APPARATUS THEREFOR D21C9/00After-treatment of cellulose pulp

Current Industry

D21C9/12with halogens or halogen-containing compounds

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Multilayered fibrous sheet, a method for making a multilayered fibr...
- Patent number 12,018,434
- Issue date Jun 25, 2024
- Metsä Board Oyj
- Ari Pekka Rytkönen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Crystalline cellulose reinforced cement
- Patent number 12,017,955
- Issue date Jun 25, 2024
- Sean McAlpine
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Collapsible engagement mechanism
- Patent number 11,485,682
- Issue date Nov 1, 2022
- Jordon Peter Marshall
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for producing cellulose pulp, cellulose pulp and use thereof...
- Patent number 11,248,344
- Issue date Feb 15, 2022
- Suzano S.A.
- Otávio Mambrim Filho
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Low viscosity kraft fiber having reduced yellowing properties and m...
- Patent number 10,995,453
- Issue date May 4, 2021
- GP Cellulose GmbH
- Arthur J. Nonni
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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
Methods of pulp fiber treatment
- Patent number 10,883,224
- Issue date Jan 5, 2021
- Clean Chemistry, Inc.
- Wayne E. Buschmann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Low viscosity kraft fiber having reduced yellowing properties and m...
- Patent number 10,597,819
- Issue date Mar 24, 2020
- GP Cellulose GmbH
- Arthur J. Nonni
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Methods for reducing content of hexenuronic acids in cellulosic pulp
- Patent number 10,570,562
- Issue date Feb 25, 2020
- Novozymes A/S
- Henrik Lund
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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
Softwood kraft fiber having improved whiteness and brightness and m...
- Patent number 10,294,613
- Issue date May 21, 2019
- GP Cellulose GmbH
- Arthur J. Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Low viscosity kraft fiber having reduced yellowing properties and m...
- Patent number 10,000,890
- Issue date Jun 19, 2018
- GP Cellulose GmbH
- Arthur J. Nonni
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Reducing content of hexenuronic acids in cellulosic pulp
- Patent number 9,970,157
- Issue date May 15, 2018
- Novozymes A/S
- Henrik Lund
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Methods of producing a paper product
- Patent number 9,945,073
- Issue date Apr 17, 2018
- The Research Foundation for the State University of New York
- Thomas E. Amidon
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Low viscosity kraft fiber having reduced yellowing properties and m...
- Patent number 9,719,208
- Issue date Aug 1, 2017
- GP Cellulose GmbH
- Arthur J. Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Methods of producing a paper product
- Patent number 9,683,329
- Issue date Jun 20, 2017
- The Research Foundation for the State University of New York
- Thomas E. Amidon
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for bleaching pulp
- Patent number 9,540,767
- Issue date Jan 10, 2017
- Kemira Oyj
- Tapani Vuorinen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for producing ultrahigh-viscosity refined cotton and device...
- Patent number 9,499,940
- Issue date Nov 22, 2016
- HUBEI JINHANJIANG REFINED COTTON CO., LTD.
- Jiagui Zhou
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Method and composition for enzymatic treatment of fiber for paperma...
- Patent number 8,784,613
- Issue date Jul 22, 2014
- Buckman Laboratories International, Inc.
- Stephen D. Bryant
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and composition for enzymatic treatment of fiber for paperma...
- Patent number 8,652,301
- Issue date Feb 18, 2014
- Buckman Laboratories International, Inc.
- Stephen D. Bryant
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Catalytic carboxylation of cellulose fibers in a continuous process...
- Patent number 8,641,863
- Issue date Feb 4, 2014
- Weyerhaeuser NR Company
- S. Ananda Weerawarna
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Product and processes from an integrated forest biorefinery
- Patent number 8,317,975
- Issue date Nov 27, 2012
- The Research Foundation of the State University of New York
- Thomas E. Amidon
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for treating kraft pulp with optical brighteners after chlor...
- Patent number 7,638,016
- Issue date Dec 29, 2009
- International Paper Company
- Xuan Truong Nguyen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for hydrogen peroxide bleaching of pulp using an organic sol...
- Patent number 6,923,887
- Issue date Aug 2, 2005
- Alberta Research Council Inc.
- George Pan
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method to improve quality and appearance of leafy vegetables by usi...
- Patent number 6,440,476
- Issue date Aug 27, 2002
- Nalco Chemical Company
- Eric R. Myers
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process to manufacture stabilized alkali or alkaline earth metal hy...
- Patent number 6,136,205
- Issue date Oct 24, 2000
- Nalco Chemical Company
- Anthony W. Dallmier
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process to manufacture stabilized alkali or alkaline earth metal hy...
- Patent number 5,942,126
- Issue date Aug 24, 1999
- Nalco Chemical Company
- Anthony W. Dallmier
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process to manufacture stabilized alkali or alkaline earth metal hy...
- Patent number 5,795,487
- Issue date Aug 18, 1998
- Nalco Chemical Company
- Anthony W. Dallmier
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Bleaching process for kraft pulp employing high consistency chlorin...
- Patent number 5,792,316
- Issue date Aug 11, 1998
- International Paper Company
- Ted Yuan Tsai
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process to manufacture stabilized alkali or alkaline earth metal hy...
- Patent number 5,683,654
- Issue date Nov 4, 1997
- Anthony W. Dallmier
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Crystalline Cellulose Reinforced Cement
- Publication number 20240336526
- Publication date Oct 10, 2024
- NANO-GREEN BIOREFINERIES INC.
- Sean MCALPINE
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
COLLAPSIBLE ENGAGEMENT MECHANISM
- Publication number 20230016500
- Publication date Jan 19, 2023
- Jordon Peter Marshall
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
METHOD FOR PRODUCING CELLULOSE PULP, CELLULOSE PULP AND USE THEREOF...
- Publication number 20220127789
- Publication date Apr 28, 2022
- Suzano S.A.
- Otávio MAMBRIM FILHO
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
multilayered fibrous sheet, a method for making a multilayered fibr...
- Publication number 20210324582
- Publication date Oct 21, 2021
- METSÄ BOARD OYJ
- Ari Pekka Rytkönen
- 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
LOW VISCOSITY KRAFT FIBER HAVING REDUCED YELLOWING PROPERTIES AND M...
- Publication number 20200181839
- Publication date Jun 11, 2020
- GP Cellulose GMbH
- Arthur J. Nonni
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
CRYSTALLINE CELLULOSE REINFORCED CEMENT
- Publication number 20200079692
- Publication date Mar 12, 2020
- NANO-GREEN BIOREFINERIES INC.
- Sean MCALPINE
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Method for Separating Cellulose
- Publication number 20190136448
- Publication date May 9, 2019
- EARTHRECYCLE CO., LTD.
- Takashi TACHIBANA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR PRODUCING CELLULOSE PULP, CELLULOSE PULP AND USE THEREOF...
- Publication number 20190062999
- Publication date Feb 28, 2019
- FIBRIA CELULOSE S/A
- Otávio MAMBRIM FILHO
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
LOW VISCOSITY KRAFT FIBER HAVING REDUCED YELLOWING PROPERTIES AND M...
- Publication number 20180266051
- Publication date Sep 20, 2018
- GP Cellulose GMbH
- Arthur J. Nonni
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
METHODS OF PRODUCING A PAPER PRODUCT
- Publication number 20180245285
- Publication date Aug 30, 2018
- The Research Foundation for the State University of New York
- Thomas E. Amidon
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
REDUCING CONTENT OF HEXENURONIC ACIDS IN CELLULOSIC PULP
- Publication number 20180230649
- Publication date Aug 16, 2018
- NOVOZYMES A/S
- Henrik Lund
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Softwood kraft fiber having improved whiteness and brightness and m...
- Publication number 20170370048
- Publication date Dec 28, 2017
- GP Cellulose GMbH
- Arthur J. Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHODS OF PULP FIBER TREATMENT
- Publication number 20170335515
- Publication date Nov 23, 2017
- Clean Chemistry
- Wayne E. Buschmann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHODS OF PRODUCING A PAPER PRODUCT
- Publication number 20170306557
- Publication date Oct 26, 2017
- The Research Foundation for the State University of New York
- Thomas E. Amidon
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
MEASUREMENT APPARATUS AND METHOD
- Publication number 20170096774
- Publication date Apr 6, 2017
- VALMET AUTOMATION OY
- Arvo RAHIKKALA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ENZYMATIC BLEACHING OF PAPER PULP
- Publication number 20160237618
- Publication date Aug 18, 2016
- NOVOZYMES A/S
- Bjoern Lennart Pierre Alexander Cassland
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PRODUCT AND PROCESSES FROM AN INTEGRATED FOREST BIOREFINERY
- Publication number 20160168791
- Publication date Jun 16, 2016
- The Research Foundation for the State University of New York
- Thomas E. Amidon
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
LOW VISCOSITY KRAFT FIBER HAVING REDUCED YELLOWING PROPERTIES AND M...
- Publication number 20140371442
- Publication date Dec 18, 2014
- GP Cellulose GMbH
- Arthur J. Nonni
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
LOW VISCOSITY KRAFT FIBER HAVING REDUCED YELLOWING PROPERTIES AND M...
- Publication number 20140318725
- Publication date Oct 30, 2014
- GP Cellulose GMbH
- Arthur J. Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PRODUCT AND PROCESSES FROM AN INTEGRATED FOREST BIOREFINERY
- Publication number 20140182796
- Publication date Jul 3, 2014
- The Research Foundation for the State University of New York
- Thomas E. Amidon
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method And Composition For Enzymatic Treatment Of Fiber For Paperma...
- Publication number 20140069599
- Publication date Mar 13, 2014
- Buckman Laboratories International, Inc.
- Stephen D. Bryant
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PRODUCT AND PROCESSES FROM AN INTEGRATED FOREST BIOREFINERY
- Publication number 20130112359
- Publication date May 9, 2013
- Thomas E. Amidon
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method And Composition For Enzymatic Treatment Of Fiber For Paperma...
- Publication number 20130105100
- Publication date May 2, 2013
- Buckman Laboratories International, Inc.
- Stephen D. Bryant
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
CATALYTIC CARBOXYLATION OF CELLULOSE FIBERS IN A CONTINUOUS PROCES...
- Publication number 20130081768
- Publication date Apr 4, 2013
- WEYERHAEUSER NR COMPANY
- S. Ananda Weerawarna
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Bleach compositions and related methods
- Publication number 20120255692
- Publication date Oct 11, 2012
- Roy W. Martin
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Pulp Bleaching and Alkaline Extraction Method
- Publication number 20120031575
- Publication date Feb 9, 2012
- SAVAGE SERVICES CORPORATION
- Bimal Khandelwal
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Methods to Reduce Metals Content of Bleached Pulp While Reducing Bl...
- Publication number 20110240239
- Publication date Oct 6, 2011
- CHEMSTONE, INC.
- Michael M. Blackstone
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PULP AND PAPER HAVING INCREASED BRIGHTNESS
- Publication number 20100252213
- Publication date Oct 7, 2010
- International Paper Company
- Xuan Troung Nguyen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR TREATING LIQUID FLOWS AT A CHEMICAL PULP MILL
- Publication number 20100243184
- Publication date Sep 30, 2010
- ANDRITZ OY
- Janne Vehmaa
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

with halogens or halogen-containing compounds

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Multilayered fibrous sheet, a method for making a multilayered fibr...

Crystalline cellulose reinforced cement

Collapsible engagement mechanism

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

Low viscosity kraft fiber having reduced yellowing properties and m...

Method for separating cellulose

Methods of pulp fiber treatment

Low viscosity kraft fiber having reduced yellowing properties and m...

Methods for reducing content of hexenuronic acids in cellulosic pulp

Measurement apparatus and method

Softwood kraft fiber having improved whiteness and brightness and m...

Low viscosity kraft fiber having reduced yellowing properties and m...

Reducing content of hexenuronic acids in cellulosic pulp

Methods of producing a paper product

Low viscosity kraft fiber having reduced yellowing properties and m...

Methods of producing a paper product

Method for bleaching pulp

Method for producing ultrahigh-viscosity refined cotton and device...

Method and composition for enzymatic treatment of fiber for paperma...

Method and composition for enzymatic treatment of fiber for paperma...

Catalytic carboxylation of cellulose fibers in a continuous process...

Product and processes from an integrated forest biorefinery

Method for treating kraft pulp with optical brighteners after chlor...

Method for hydrogen peroxide bleaching of pulp using an organic sol...

Method to improve quality and appearance of leafy vegetables by usi...

Process to manufacture stabilized alkali or alkaline earth metal hy...

Process to manufacture stabilized alkali or alkaline earth metal hy...

Process to manufacture stabilized alkali or alkaline earth metal hy...

Bleaching process for kraft pulp employing high consistency chlorin...

Process to manufacture stabilized alkali or alkaline earth metal hy...

Patents Applicationslast 30 patents

Crystalline Cellulose Reinforced Cement

COLLAPSIBLE ENGAGEMENT MECHANISM

METHOD FOR PRODUCING CELLULOSE PULP, CELLULOSE PULP AND USE THEREOF...

multilayered fibrous sheet, a method for making a multilayered fibr...

A CELLULOSE PAPER COMPOSITE AND PROCESS FOR PREPARATION THEREOF

LOW VISCOSITY KRAFT FIBER HAVING REDUCED YELLOWING PROPERTIES AND M...

CRYSTALLINE CELLULOSE REINFORCED CEMENT

Method for Separating Cellulose

METHOD FOR PRODUCING CELLULOSE PULP, CELLULOSE PULP AND USE THEREOF...

LOW VISCOSITY KRAFT FIBER HAVING REDUCED YELLOWING PROPERTIES AND M...

METHODS OF PRODUCING A PAPER PRODUCT

REDUCING CONTENT OF HEXENURONIC ACIDS IN CELLULOSIC PULP

Softwood kraft fiber having improved whiteness and brightness and m...

METHODS OF PULP FIBER TREATMENT

METHODS OF PRODUCING A PAPER PRODUCT

MEASUREMENT APPARATUS AND METHOD

ENZYMATIC BLEACHING OF PAPER PULP

PRODUCT AND PROCESSES FROM AN INTEGRATED FOREST BIOREFINERY

LOW VISCOSITY KRAFT FIBER HAVING REDUCED YELLOWING PROPERTIES AND M...

LOW VISCOSITY KRAFT FIBER HAVING REDUCED YELLOWING PROPERTIES AND M...

PRODUCT AND PROCESSES FROM AN INTEGRATED FOREST BIOREFINERY

Method And Composition For Enzymatic Treatment Of Fiber For Paperma...

PRODUCT AND PROCESSES FROM AN INTEGRATED FOREST BIOREFINERY

Method And Composition For Enzymatic Treatment Of Fiber For Paperma...

CATALYTIC CARBOXYLATION OF CELLULOSE FIBERS IN A CONTINUOUS PROCES...

Bleach compositions and related methods

Pulp Bleaching and Alkaline Extraction Method

Methods to Reduce Metals Content of Bleached Pulp While Reducing Bl...

PULP AND PAPER HAVING INCREASED BRIGHTNESS

METHOD FOR TREATING LIQUID FLOWS AT A CHEMICAL PULP MILL