with ClO2/Cl2 in a multistage process involving ClO2/Cl2 exclusively

Industry

CPC
D21C9/142

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Parent Industries

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

D21C9/142with ClO2/Cl2 in a multistage process involving ClO2/Cl2 exclusively

Industries

Patents Grantslast 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
Method for production of cellulose nanocrystals from Miscanthus gig...
- Patent number 10,793,647
- Issue date Oct 6, 2020
- Case Western Reserve University
- Stuart Rowan
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Low viscosity kraft fiber having an enhanced carboxyl content and m...
- Patent number 10,753,043
- Issue date Aug 25, 2020
- GP Cellulose GmbH
- Arthur J. Nonni
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Low viscosity kraft fiber having an enhanced carboxyl content and m...
- Patent number 10,550,516
- Issue date Feb 4, 2020
- GP Cellulose GmbH
- Arthur J. Nonni
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
Low viscosity kraft fiber having an enhanced carboxyl content and m...
- Patent number 10,294,614
- Issue date May 21, 2019
- GP Cellulose GmbH
- Arthur J. Nonni
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Low viscosity kraft fiber having an enhanced carboxyl content and m...
- Patent number 10,174,455
- Issue date Jan 8, 2019
- GP Cellulose GmbH
- Arthur J. Nonni
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method for production of cellulose nanocrystals from Miscathus giga...
- Patent number 10,000,578
- Issue date Jun 19, 2018
- Case Western Reserve University
- Stuart Rowan
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Low viscosity kraft fiber having an enhanced carboxyl content and m...
- Patent number 9,951,470
- Issue date Apr 24, 2018
- GP Cellulose GmbH
- Arthur J. Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for improving chlorine dioxide bleaching of pulp
- Patent number 9,057,156
- Issue date Jun 16, 2015
- SKZO NOBEL CHEMICALS INTERNATIONAL B.V.
- Douglas W. Reid
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Bleaching of pulp
- Patent number 8,920,603
- Issue date Dec 30, 2014
- Akzo Nobel N.V.
- Magnus Björklund
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for production of bleached pulp
- Patent number 8,900,408
- Issue date Dec 2, 2014
- Mitsubishi Gas Chemical Company, Inc.
- Kiyoshi Yoshida
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
High efficiency two-step, high-low pH chlorine dioxide pulp bleachi...
- Patent number 5,268,075
- Issue date Dec 7, 1993
- North Carolina State University
- Hou-min Chang
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Sequential bleaching procedure using chlorine and chlorine dioxide...
- Patent number 5,030,324
- Issue date Jul 9, 1991
- Champion International Corporation
- Charles E. Green
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for multistage bleaching and washing with recycle of displac...
- Patent number 4,529,479
- Issue date Jul 16, 1985
- Rauma-Repola Oy
- Alpo Tuomi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Bleaching procedure using chlorine dioxide and chlorine solutions
- Patent number 4,421,598
- Issue date Dec 20, 1983
- Erco Industries Limited
- Douglas W. Reeve
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Method of bleaching pulp with an aqueous solution of chlorine dioxi...
- Patent number 4,406,736
- Issue date Sep 27, 1983
- Erco Industries Limited
- Douglas W. Reeve
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Method of bleaching pulp with an aqueous solution of chlorine dioxi...
- Patent number 4,299,653
- Issue date Nov 10, 1981
- Erco Industries Limited
- Douglas W. Reeve
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
3919041
- Patent number 3,919,041
- Issue date Nov 11, 1975
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3907632
- Patent number 3,907,632
- Issue date Sep 23, 1975
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3802958
- Patent number 3,802,958
- Issue date Apr 9, 1974
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3698995
- Patent number 3,698,995
- Issue date Oct 17, 1972
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3652387
- Patent number 3,652,387
- Issue date Mar 28, 1972
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3632469
- Patent number 3,632,469
- Issue date Jan 4, 1972
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3617432
- Patent number 3,617,432
- Issue date Nov 2, 1971
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3591451
- Patent number 3,591,451
- Issue date Jul 6, 1971
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3560330
- Patent number 3,560,330
- Issue date Feb 2, 1971
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3501374
- Patent number 3,501,374
- Issue date Mar 17, 1970
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3433702
- Patent number 3,433,702
- Issue date Mar 18, 1969
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PITCH CONTROL DURING BLEACHING
- Publication number 20230212821
- Publication date Jul 6, 2023
- KEMIRA OYJ
- Leif ROBERTSEN
- 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
A method of replacing sodium losses in a pulp mill, a method of pro...
- Publication number 20220106737
- Publication date Apr 7, 2022
- Metsa Fibre Oy
- Ari Poukka
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR PRODUCTION OF CELLULOSE NANOCRYSTALS FROM MISCANTHUS GIG...
- Publication number 20210139613
- Publication date May 13, 2021
- Case Western Reserve University
- Stuart Rowan
- B82 - NANO-TECHNOLOGY
Information Patent Application
Low Viscosity Kraft Fiber Having an Enhanced Carboxyl Content and M...
- Publication number 20190136450
- Publication date May 9, 2019
- Arthur J. NONNI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A LOW VISCOSITY KRAFT FIBER HAVING AN ENHANCED CARBOXYL CONTENT AND...
- Publication number 20190112758
- Publication date Apr 18, 2019
- GP Cellulose GMbH
- Arthur J. Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for Production of Cellulose Nanocrystals from Miscanthus Gig...
- Publication number 20180265598
- Publication date Sep 20, 2018
- Case Western Reserve University
- Stuart ROWAN
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
LOW VISCOSITY KRAFT FIBER HAVING AN ENHANCED CARBOXYL CONTENT AND M...
- Publication number 20180202103
- Publication date Jul 19, 2018
- GP Cellulose GMbH
- Arthur J. Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A LOW VISCOSITY KRAFT FIBER HAVING AN ENHANCED CARBOXYL CONTENT AND...
- Publication number 20170073892
- Publication date Mar 16, 2017
- GP Cellulose GMbH
- Arthur J. Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for Production of Cellulose Nanocrystals from Miscanthus Gig...
- Publication number 20160319043
- Publication date Nov 3, 2016
- Case Western Reserve University
- Stuart ROWAN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS FOR IMPROVING CHLORINE DIOXIDE BLEACHING OF PULP
- Publication number 20130269891
- Publication date Oct 17, 2013
- Akzo Nobel Chemicals International B.V.
- Douglas W. Reid
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Process of chlorine dioxide bleaching of chemical pulps using magne...
- Publication number 20110042022
- Publication date Feb 24, 2011
- University of Brunswick
- Yonghao Ni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS FOR PRODUCTION OF BLEACHED PULP
- Publication number 20100314056
- Publication date Dec 16, 2010
- Mitsubishi Gas Chemical Company, Inc.
- Kiyoshi Yoshida
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
BLEACHING OF PULP
- Publication number 20080087394
- Publication date Apr 17, 2008
- AKZO NOBEL N.V.
- Magnus BJORKLUND
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Bleaching of cellulose pulp in a first chlorine dioxide bleaching step
- Publication number 20060118260
- Publication date Jun 8, 2006
- Martin Ragnar
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Reduction of organically bound chlorine formed in chlorine dioxide...
- Publication number 20030056295
- Publication date Mar 27, 2003
- Martin Ragnar
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

with ClO2/Cl2 in a multistage process involving ClO2/Cl2 exclusively

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Process for producing refined cotton with high polymerization degree

Method for production of cellulose nanocrystals from Miscanthus gig...

Low viscosity kraft fiber having an enhanced carboxyl content and m...

Low viscosity kraft fiber having an enhanced carboxyl content and m...

Measurement apparatus and method

Low viscosity kraft fiber having an enhanced carboxyl content and m...

Low viscosity kraft fiber having an enhanced carboxyl content and m...

Method for production of cellulose nanocrystals from Miscathus giga...

Low viscosity kraft fiber having an enhanced carboxyl content and m...

Process for improving chlorine dioxide bleaching of pulp

Bleaching of pulp

Process for production of bleached pulp

High efficiency two-step, high-low pH chlorine dioxide pulp bleachi...

Sequential bleaching procedure using chlorine and chlorine dioxide...

Method for multistage bleaching and washing with recycle of displac...

Bleaching procedure using chlorine dioxide and chlorine solutions

Method of bleaching pulp with an aqueous solution of chlorine dioxi...

Method of bleaching pulp with an aqueous solution of chlorine dioxi...

3919041

3907632

3802958

3698995

3652387

3632469

3617432

3591451

3560330

3501374

3433702

Patents Applicationslast 30 patents

METHOD FOR PITCH CONTROL DURING BLEACHING

PROCESS FOR PRODUCING REFINED COTTON WITH HIGH POLYMERIZATION DEGREE

A method of replacing sodium losses in a pulp mill, a method of pro...

METHOD FOR PRODUCTION OF CELLULOSE NANOCRYSTALS FROM MISCANTHUS GIG...

Low Viscosity Kraft Fiber Having an Enhanced Carboxyl Content and M...

A LOW VISCOSITY KRAFT FIBER HAVING AN ENHANCED CARBOXYL CONTENT AND...

Method for Production of Cellulose Nanocrystals from Miscanthus Gig...

LOW VISCOSITY KRAFT FIBER HAVING AN ENHANCED CARBOXYL CONTENT AND M...

A LOW VISCOSITY KRAFT FIBER HAVING AN ENHANCED CARBOXYL CONTENT AND...

Method for Production of Cellulose Nanocrystals from Miscanthus Gig...

PROCESS FOR IMPROVING CHLORINE DIOXIDE BLEACHING OF PULP

Process of chlorine dioxide bleaching of chemical pulps using magne...

PROCESS FOR PRODUCTION OF BLEACHED PULP

BLEACHING OF PULP

Bleaching of cellulose pulp in a first chlorine dioxide bleaching step

Reduction of organically bound chlorine formed in chlorine dioxide...