at least one stage being in presence of oxygen

Industry

CPC
D21C3/263

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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 D21C3/00Pulping cellulose-containing materials

Current Industry

D21C3/263at least one stage being in presence of oxygen

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method for non-catalytic delignification of biomass inside an appar...
- Patent number 11,939,721
- Issue date Mar 26, 2024
- LIGNOPURA AGROTECH PVT LTD.
- Nitin Kolhe
- 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
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
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
Use of surfactant to treat pulp and improve the incorporation of kr...
- Patent number 10,407,830
- Issue date Sep 10, 2019
- GP Cellulose GmbH
- Arthur J. Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process and apparatus for enzymatic hydrolysis of lignocellulosic m...
- Patent number 10,087,475
- Issue date Oct 2, 2018
- DSM IP Assets B.V.
- Bertus Noordam
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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
Use of surfactant to treat pulp and improve the incorporation of kr...
- Patent number 9,617,686
- Issue date Apr 11, 2017
- GP Cellulose GmbH
- Arthur James Nonni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of manufacturing pulp for corrugated medium
- Patent number 9,399,835
- Issue date Jul 26, 2016
- Packaging Corporation of America
- Ventzislav H. Kirov
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of manufacturing pulp for corrugated medium
- Patent number 8,961,740
- Issue date Feb 24, 2015
- Packaging Corporation of America
- Ventzislav H. Kirov
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for oxygen pulping of lignocellulosic material and recorver...
- Patent number 6,770,168
- Issue date Aug 3, 2004
- Kiram AB
- Lars Stigsson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of delignifying sulphite pulp with oxygen and borohydride
- Patent number 6,325,892
- Issue date Dec 4, 2001
- University of New Brunswick
- Yonghao Ni
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for producing alkali pulp
- Patent number 4,274,913
- Issue date Jun 23, 1981
- Toyo Pulp Co., Ltd.
- Makoto Kikuiri
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Two-stage oxygen pulping
- Patent number 4,080,248
- Issue date Mar 21, 1978
- Crown Zellerbach Corporation
- Mark Andrew Hannah
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Three stage process for pulping lignocellulosic materials including...
- Patent number 3,975,232
- Issue date Aug 17, 1976
- Westvaco Corporation
- Robert C. Eckert
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Pulping of lignocellulosic material with oxygen in two stages at in...
- Patent number 3,944,463
- Issue date Mar 16, 1976
- Mo och Domsjo Aktiebolag
- Hans Olof Samuelson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3888727
- Patent number 3,888,727
- Issue date Jun 10, 1975
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3785920
- Patent number 3,785,920
- Issue date Jan 15, 1974
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3773611
- Patent number 3,773,611
- Issue date Nov 20, 1973
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3769152
- Patent number 3,769,152
- Issue date Oct 30, 1973
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3691008
- Patent number 3,691,008
- Issue date Sep 12, 1972
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
PULP FOR PAPER, BOARD OR CARD AND THE PROVISION AND USE THEREOF
- Publication number 20220162802
- Publication date May 26, 2022
- RICOLA GROUP AG
- Sabin-Mihai BARA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A METHOD FOR NON-CATALYTIC DELIGNIFICATION OF BIOMASS INSIDE AN APP...
- Publication number 20220136171
- Publication date May 5, 2022
- LIGNOPURA AGROTECH PVT LTD.
- Nitin KOLHE
- 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
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
PROCESS AND APPARATUS FOR ENZYMATIC HYDROLYSIS OF LIGNOCELLULOSIC M...
- Publication number 20190345525
- Publication date Nov 14, 2019
- DSM IP Assets B. V.
- Bertus NOORDAM
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
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
USE OF SURFACTANT TO TREAT PULP AND IMPROVE THE INCORPORATION OF KR...
- Publication number 20170198439
- Publication date Jul 13, 2017
- GP Cellulose GMbH
- Arthur J. Nonni
- 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
METHOD OF MANUFACTURING PULP FOR CORRUGATED MEDIUM
- Publication number 20130081769
- Publication date Apr 4, 2013
- PACKAGING CORPORATION OF AMERICA
- Ventzislav H. Kirov
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

at least one stage being in presence of oxygen

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for non-catalytic delignification of biomass inside an appar...

Method for manufacturing dissolving pulp

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

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

Use of surfactant to treat pulp and improve the incorporation of kr...

Process and apparatus for enzymatic hydrolysis of lignocellulosic m...

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

Use of surfactant to treat pulp and improve the incorporation of kr...

Method of manufacturing pulp for corrugated medium

Method of manufacturing pulp for corrugated medium

Process for oxygen pulping of lignocellulosic material and recorver...

Method of delignifying sulphite pulp with oxygen and borohydride

Process for producing alkali pulp

Two-stage oxygen pulping

Three stage process for pulping lignocellulosic materials including...

Pulping of lignocellulosic material with oxygen in two stages at in...

3888727

3785920

3773611

3769152

3691008

Patents Applicationslast 30 patents

PULP FOR PAPER, BOARD OR CARD AND THE PROVISION AND USE THEREOF

A METHOD FOR NON-CATALYTIC DELIGNIFICATION OF BIOMASS INSIDE AN APP...

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

METHOD FOR MANUFACTURING DISSOLVING PULP

PROCESS AND APPARATUS FOR ENZYMATIC HYDROLYSIS OF LIGNOCELLULOSIC M...

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

USE OF SURFACTANT TO TREAT PULP AND IMPROVE THE INCORPORATION OF KR...

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

METHOD OF MANUFACTURING PULP FOR CORRUGATED MEDIUM