sodium bisulfite

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CPC
D21C3/12

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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 D21C3/00Pulping cellulose-containing materials

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D21C3/12sodium bisulfite

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Patents Grantslast 30 patents

Information Patent Grant
Method of transforming high consistency pulp fibers into pre-disper...
- Patent number 11,834,785
- Issue date Dec 5, 2023
- Fpinnovations
- Makhlouf Laleg
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Strong and tough structural wood materials, and methods for fabrica...
- Patent number 11,554,514
- Issue date Jan 17, 2023
- University of Maryland, College Park
- Liangbing Hu
- B32 - LAYERED PRODUCTS
Information Patent Grant
Method for producing a fibrous material
- Patent number 11,535,983
- Issue date Dec 27, 2022
- Andritz AG
- Oleg Shagaev
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Strong and tough structural wood materials, and methods for fabrica...
- Patent number 11,130,256
- Issue date Sep 28, 2021
- University of Maryland, College Park
- Liangbing Hu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for producing increased bulk pulp fibers, pulp fibers obtai...
- Patent number 10,280,559
- Issue date May 7, 2019
- International Paper Company
- Gopal Goyal
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Enhanced fiber additive; and use
- Patent number 8,308,901
- Issue date Nov 13, 2012
- Cargill, Incorporated
- Kevin R. Anderson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Enhanced fiber additive; and use
- Patent number 8,287,691
- Issue date Oct 16, 2012
- Cargill, Incorporated
- Jagannadh V. Satyavolu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Plant seed based fiber products and processes
- Patent number 7,837,830
- Issue date Nov 23, 2010
- Cargill, Incorporated
- Jagannadh V. Satyavolu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for producing pulp
- Patent number 7,306,698
- Issue date Dec 11, 2007
- Biopulping International
- Masood Akhtar
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Enhanced fiber additive; and use
- Patent number 6,902,649
- Issue date Jun 7, 2005
- Cargill, Incorporated
- Jagannadh V. Satyavolu
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of pretreating pulp with yield or strength-enhancing additive
- Patent number 6,576,084
- Issue date Jun 10, 2003
- Andritz Inc.
- C. Bertil Stromberg
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Cellulose slurry treating systems for adding AQ to a cellulose slur...
- Patent number 6,569,289
- Issue date May 27, 2003
- Andritz Inc.
- C. Bertil Stromberg
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process of making cellulose pulp with a sulphite cooking liquor con...
- Patent number 4,786,365
- Issue date Nov 22, 1988
- Svenska Traforskningsinstitutet
- Ants Teder
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Chemithermomechanical pulping process employing separate alkali and...
- Patent number 4,486,267
- Issue date Dec 4, 1984
- Mead Corporation
- Zenon C. Prusas
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3046184
- Patent number 3,046,184
- Issue date Jul 24, 1962
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
2041745
- Patent number 2,041,745
- Issue date May 26, 1936
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
1735014
- Patent number 1,735,014
- Issue date Nov 12, 1929
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
STRONG AND TOUGH STRUCTURAL WOOD MATERIALS, AND METHODS FOR FABRICA...
- Publication number 20230166427
- Publication date Jun 1, 2023
- University of Maryland, College Park
- Liangbing Hu
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Application
STRONG AND TOUGH STRUCTURAL WOOD MATERIALS, AND METHODS FOR FABRICA...
- Publication number 20220040881
- Publication date Feb 10, 2022
- University of Maryland, College Park
- Liangbing Hu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD OF TRANSFORMING HIGH CONSISTENCY PULP FIBERS INTO PRE-DISPER...
- Publication number 20210285156
- Publication date Sep 16, 2021
- FPINNOVATIONS
- Makhlouf LALEG
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD OF PROVIDING A PAPER FIBRE COMPOSITION
- Publication number 20200318287
- Publication date Oct 8, 2020
- HOLMEN AB
- Jan Christer SANDBERG
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
STRONG AND TOUGH STRUCTURAL WOOD MATERIALS, AND METHODS FOR FABRICA...
- Publication number 20200223091
- Publication date Jul 16, 2020
- University of Maryland, College Park
- Liangbing Hu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for Producing a Fibrous Material
- Publication number 20190352849
- Publication date Nov 21, 2019
- Andritz AG
- Oleg Shagaev
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS FOR PRODUCING INCREASED BULK PULP FIBERS, PULP FIBERS OBTAI...
- Publication number 20180127919
- Publication date May 10, 2018
- International Paper Company
- Gopal Goyal
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
INTEGRATED PROCESS FOR PRODUCING CELLULOSIC PULP AND POLYOLS STREAM
- Publication number 20160362353
- Publication date Dec 15, 2016
- Biochemtex S.p.A
- Marco BERNARDI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Enhanced Fiber Additive; and Use
- Publication number 20120328758
- Publication date Dec 27, 2012
- Jagannadh V. Satyavolu
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
PULPING PROCESS
- Publication number 20120247696
- Publication date Oct 4, 2012
- SODRA CELL AB
- Johannes Bogren
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ENHANCED FIBER ADDITIVE; AND USE
- Publication number 20110226429
- Publication date Sep 22, 2011
- Cargill, Incorporated
- Jagannadh V. Satyavolu
- A21 - BAKING EDIBLE DOUGHS
Information Patent Application
ENHANCED FIBER ADDITIVE; AND USE
- Publication number 20080110585
- Publication date May 15, 2008
- Cargill, Incorporated
- Jagannadh V. Satyavolu
- A21 - BAKING EDIBLE DOUGHS
Information Patent Application
Enhanced fiber additive; and use
- Publication number 20050191400
- Publication date Sep 1, 2005
- Cargill, Incorporated
- Jagannadh V. Satyavolu
- A21 - BAKING EDIBLE DOUGHS
Information Patent Application
Enhanced fiber additive; and use
- Publication number 20050183836
- Publication date Aug 25, 2005
- Cargill, Incorporated
- Jagannadh V. Satyavolu
- A21 - BAKING EDIBLE DOUGHS
Information Patent Application
Enhanced fiber additive; and use
- Publication number 20050067124
- Publication date Mar 31, 2005
- Cargill, Incorporated
- Jagannadh V. Satyavolu
- A21 - BAKING EDIBLE DOUGHS
Information Patent Application
Method for producing pulp
- Publication number 20030041985
- Publication date Mar 6, 2003
- Masood Akhtar
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Treating pulp with yield or strength-enhancing additive
- Publication number 20020026991
- Publication date Mar 7, 2002
- ANDRITZ-AHLSTROM INC.
- C. Bertil Stromberg
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Process for manufacturing high-yield, high-strength pulp at low energy
- Publication number 20010020522
- Publication date Sep 13, 2001
- Alcibiadis Karnis
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

sodium bisulfite

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method of transforming high consistency pulp fibers into pre-disper...

Strong and tough structural wood materials, and methods for fabrica...

Method for producing a fibrous material

Strong and tough structural wood materials, and methods for fabrica...

Process for producing increased bulk pulp fibers, pulp fibers obtai...

Enhanced fiber additive; and use

Enhanced fiber additive; and use

Plant seed based fiber products and processes

Method for producing pulp

Enhanced fiber additive; and use

Method of pretreating pulp with yield or strength-enhancing additive

Cellulose slurry treating systems for adding AQ to a cellulose slur...

Process of making cellulose pulp with a sulphite cooking liquor con...

Chemithermomechanical pulping process employing separate alkali and...

3046184

2041745

1735014

Patents Applicationslast 30 patents

STRONG AND TOUGH STRUCTURAL WOOD MATERIALS, AND METHODS FOR FABRICA...

STRONG AND TOUGH STRUCTURAL WOOD MATERIALS, AND METHODS FOR FABRICA...

METHOD OF TRANSFORMING HIGH CONSISTENCY PULP FIBERS INTO PRE-DISPER...

METHOD OF PROVIDING A PAPER FIBRE COMPOSITION

STRONG AND TOUGH STRUCTURAL WOOD MATERIALS, AND METHODS FOR FABRICA...

Method for Producing a Fibrous Material

PROCESS FOR PRODUCING INCREASED BULK PULP FIBERS, PULP FIBERS OBTAI...

INTEGRATED PROCESS FOR PRODUCING CELLULOSIC PULP AND POLYOLS STREAM

Enhanced Fiber Additive; and Use

PULPING PROCESS

ENHANCED FIBER ADDITIVE; AND USE

ENHANCED FIBER ADDITIVE; AND USE

Enhanced fiber additive; and use

Enhanced fiber additive; and use

Enhanced fiber additive; and use

Method for producing pulp

Treating pulp with yield or strength-enhancing additive

Process for manufacturing high-yield, high-strength pulp at low energy