Effluents derived from the washing or bleaching plants

Industry

CPC
D21C11/0028

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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 D21C11/00Regeneration of pulp liquors or effluent waste waters

Current Industry

D21C11/0028Effluents derived from the washing or bleaching plants

Industries

Patents Grantslast 30 patents

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
Biomass treatment for hyperthermal hydrocatalytic conversion
- Patent number 9,708,763
- Issue date Jul 18, 2017
- Shell Oil Company
- Joseph Broun Powell
- C13 - SUGAR INDUSTRY
Information Patent Grant
Biomass treatment for hydrothermal hydrocatalytic conversion
- Patent number 9,708,764
- Issue date Jul 18, 2017
- Shell Oil Company
- Joseph Broun Powell
- C13 - SUGAR INDUSTRY
Information Patent Grant
Biomass treatment for hydrothermal hydrocatalytic conversion
- Patent number 9,593,448
- Issue date Mar 14, 2017
- Shell Oil Company
- Joseph Broun Powell
- C13 - SUGAR INDUSTRY
Information Patent Grant
Biomass treatment for hydrothermal hydrocatalytic conversion
- Patent number 9,404,217
- Issue date Aug 2, 2016
- Shell Oil Company
- Joseph Broun Powell
- C13 - SUGAR INDUSTRY
Information Patent Grant
Biomass treatment for hydrothermal hydrocatalytic conversion
- Patent number 9,399,836
- Issue date Jul 26, 2016
- Shell Oil Company
- Joseph Broun Powell
- C13 - SUGAR INDUSTRY
Information Patent Grant
Biomass treatment for hydrothermal hydrocatalytic conversion
- Patent number 9,399,837
- Issue date Jul 26, 2016
- Shell Oil Company
- Joseph Broun Powell
- C13 - SUGAR INDUSTRY
Information Patent Grant
Biomass treatment for hydrothermal hydrocatalytic conversion
- Patent number 9,353,478
- Issue date May 31, 2016
- Shell Oil Company
- Joseph Broun Powell
- C13 - SUGAR INDUSTRY
Information Patent Grant
Biomass treatment for hydrothermal hydrocatalytic conversion
- Patent number 9,347,178
- Issue date May 24, 2016
- Shell Oil Company
- Joseph Broun Powell
- C13 - SUGAR INDUSTRY
Information Patent Grant
Method and assembly for processing cellulose pulp of wood processin...
- Patent number 9,163,358
- Issue date Oct 20, 2015
- Andritz Oy
- Auvo Kettunen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
BCTMP filtrate recycling system and method
- Patent number 8,999,114
- Issue date Apr 7, 2015
- International Paper Company
- Caifang F. Yin
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
BCTMP filtrate recycling system and method
- Patent number 8,753,477
- Issue date Jun 17, 2014
- International Paper Company
- Caifang F. Yin
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method in connection with the washing of pulp at a chemical pulp mill
- Patent number 8,632,655
- Issue date Jan 21, 2014
- Andritz Oy
- Janne Vehmaa
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for treating liquid flows at a chemical pulp mill
- Patent number 8,632,656
- Issue date Jan 21, 2014
- Andritz Oy
- Janne Vehmaa
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method to use heat energy from black liquor
- Patent number 8,545,674
- Issue date Oct 1, 2013
- Metso Paper Sweden AB
- Vidar Snekkenes
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for mitigating the interference caused by high-molecular wei...
- Patent number 7,282,115
- Issue date Oct 16, 2007
- Craig A. Bianchini
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Addition of THP or THP+ salt to pulping liquors to destroy catalase...
- Patent number 7,214,292
- Issue date May 8, 2007
- Rhodia Consumer Specialties Limited
- Ruth Elizabeth Bowdery
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for recovering organic acids from bleaching liquors
- Patent number 6,923,888
- Issue date Aug 2, 2005
- Chempolis Oy
- Pasi Rousu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for mitigating the interference caused by high-molecular wei...
- Patent number 6,752,903
- Issue date Jun 22, 2004
- Craig A. Bianchini
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Treatment of filtrates from peroxide bleaching of pulp
- Patent number 6,746,568
- Issue date Jun 8, 2004
- Kemira Kemi AB
- Hans Terelius
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for treating pulp
- Patent number 6,733,625
- Issue date May 11, 2004
- Andritz Oy
- Kaj Henricson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for producing cellulose and fertilizer by-product
- Patent number 6,503,369
- Issue date Jan 7, 2003
- Chempolis Oy
- Pasi P. Rousu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for treating wastewater from a bleach plant
- Patent number 6,425,974
- Issue date Jul 30, 2002
- Akzo Nobel N.V.
- Patrick Bryant
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Totally chlorine free bleaching process using recovered filtrate
- Patent number 6,336,994
- Issue date Jan 8, 2002
- Kvaerner Pulping Aktiebolag
- Åke Backlund
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Recovery of chlorine dioxide from gas streams
- Patent number 6,322,768
- Issue date Nov 27, 2001
- International Paper Company
- Robert L. Graff
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for treating process water in connection with pulp bleaching
- Patent number 6,290,812
- Issue date Sep 18, 2001
- Kemira Kemi AB
- Christos Rampotas
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for cleaning wastewater and recirculating water in paper pr...
- Patent number 6,190,503
- Issue date Feb 20, 2001
- BASF Aktiengesellschaft
- Friedrich Linhart
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Treatment of recycled bleach plant filtrates
- Patent number 6,106,667
- Issue date Aug 22, 2000
- Ahlstrom Machinery Inc.
- Kaj Henricson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of bleaching pulp with ozone wherein the acidity is maintain...
- Patent number 6,039,837
- Issue date Mar 21, 2000
- Mo och Domsjo Aktiebolag
- Rolf C. A. Brannland
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for removing metals and recovering a chelating agent from a...
- Patent number 6,024,833
- Issue date Feb 15, 2000
- Kvaerner Pulping AB
- Olle Wennberg
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Method for optimising material recovery in a chemical pulping process
- Publication number 20180319682
- Publication date Nov 8, 2018
- KEMIRA OYJ
- Jonni Ahlgren
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION
- Publication number 20160305068
- Publication date Oct 20, 2016
- Shell Oil Company
- Joseph Broun POWELL
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
BIOMASS TREATMENT FOR HYPERTHERMAL HYDROCATALYTIC CONVERSION
- Publication number 20160298293
- Publication date Oct 13, 2016
- Shell Oil Company
- Joseph Broun POWELL
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
METHODS OF PROCESSING PLANT FIBER, AND RELATED SYSTEMS AND COMPOSIT...
- Publication number 20150315746
- Publication date Nov 5, 2015
- POET RESEARCH, INC.
- Steven G. Redford
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION
- Publication number 20150167235
- Publication date Jun 18, 2015
- Shell Oil Company
- Joseph Broun POWELL
- C13 - SUGAR INDUSTRY
Information Patent Application
BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION
- Publication number 20150167236
- Publication date Jun 18, 2015
- Shell Oil Company
- Joseph Broun POWELL
- C13 - SUGAR INDUSTRY
Information Patent Application
BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION
- Publication number 20150167237
- Publication date Jun 18, 2015
- Shell Oil Company
- Joseph Broun POWELL
- C13 - SUGAR INDUSTRY
Information Patent Application
BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION
- Publication number 20150167239
- Publication date Jun 18, 2015
- Shell Oil Company
- Joseph Broun POWELL
- C13 - SUGAR INDUSTRY
Information Patent Application
BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION
- Publication number 20150167240
- Publication date Jun 18, 2015
- Shell Oil Company
- Joseph Broun POWELL
- C13 - SUGAR INDUSTRY
Information Patent Application
BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION
- Publication number 20150167238
- Publication date Jun 18, 2015
- Shell Oil Company
- Joseph Broun POWELL
- C13 - SUGAR INDUSTRY
Information Patent Application
BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION
- Publication number 20150167241
- Publication date Jun 18, 2015
- Shell Oil Company
- Joseph Broun POWELL
- C13 - SUGAR INDUSTRY
Information Patent Application
BCTMP Filtrate Recycling System and Method
- Publication number 20140174679
- Publication date Jun 26, 2014
- International Paper Company
- CAIFANG F. YIN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD AND ASSEMBLY FOR PROCESSING CELLULOSE PULP OF WOOD PROCESSIN...
- Publication number 20120193050
- Publication date Aug 2, 2012
- ANDRITZ OY
- Auvo Kettunen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
BCTMP Filtrate Recycling System and Method
- Publication number 20110232853
- Publication date Sep 29, 2011
- International Paper Company
- CAIFANG F. YIN
- 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
Information Patent Application
METHOD IN CONNECTION WITH THE WASHING OF PULP AT A CHEMICAL PULP MILL
- Publication number 20100243183
- Publication date Sep 30, 2010
- ANDRITZ OY
- Janne Vehmaa
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD TO USE HEAT ENERGY FROM BLACK LIQUOR
- Publication number 20100012283
- Publication date Jan 21, 2010
- Vidar Snekkenes
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Method and arrangement in maing of mechanical pulp
- Publication number 20060049106
- Publication date Mar 9, 2006
- Metso Paper, Inc.
- Pasi Nurminen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for mitigating the interference caused by high-molecular wei...
- Publication number 20040099386
- Publication date May 27, 2004
- Craig A. Bianchini
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Process for recovering organic acids from bleaching liquors
- Publication number 20030145961
- Publication date Aug 7, 2003
- Pasi Rousu
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Application
Bleaching pulp
- Publication number 20030089473
- Publication date May 15, 2003
- Ruth Elizabeth Bowdery
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for mitigating the interference caused by high-molecular wei...
- Publication number 20030019593
- Publication date Jan 30, 2003
- Craig A. Bianchini
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method and apparatus for treating pulp
- Publication number 20020088567
- Publication date Jul 11, 2002
- Kaj Henricson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Process for producing cellulose, and by-product
- Publication number 20020069983
- Publication date Jun 13, 2002
- Chempolis Oy
- Pasi P. Rousu
- C05 - FERTILISERS MANUFACTURE THEREOF

Effluents derived from the washing or bleaching plants

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Methods of processing plant fiber, and related systems and composit...

Biomass treatment for hyperthermal hydrocatalytic conversion

Biomass treatment for hydrothermal hydrocatalytic conversion

Biomass treatment for hydrothermal hydrocatalytic conversion

Biomass treatment for hydrothermal hydrocatalytic conversion

Biomass treatment for hydrothermal hydrocatalytic conversion

Biomass treatment for hydrothermal hydrocatalytic conversion

Biomass treatment for hydrothermal hydrocatalytic conversion

Biomass treatment for hydrothermal hydrocatalytic conversion

Method and assembly for processing cellulose pulp of wood processin...

BCTMP filtrate recycling system and method

BCTMP filtrate recycling system and method

Method in connection with the washing of pulp at a chemical pulp mill

Method for treating liquid flows at a chemical pulp mill

Method to use heat energy from black liquor

Method for mitigating the interference caused by high-molecular wei...

Addition of THP or THP+ salt to pulping liquors to destroy catalase...

Process for recovering organic acids from bleaching liquors

Method for mitigating the interference caused by high-molecular wei...

Treatment of filtrates from peroxide bleaching of pulp

Method and apparatus for treating pulp

Process for producing cellulose and fertilizer by-product

Process for treating wastewater from a bleach plant

Totally chlorine free bleaching process using recovered filtrate

Recovery of chlorine dioxide from gas streams

Method for treating process water in connection with pulp bleaching

Process for cleaning wastewater and recirculating water in paper pr...

Treatment of recycled bleach plant filtrates

Method of bleaching pulp with ozone wherein the acidity is maintain...

Process for removing metals and recovering a chelating agent from a...

Patents Applicationslast 30 patents

Method for optimising material recovery in a chemical pulping process

BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION

BIOMASS TREATMENT FOR HYPERTHERMAL HYDROCATALYTIC CONVERSION

METHODS OF PROCESSING PLANT FIBER, AND RELATED SYSTEMS AND COMPOSIT...

BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION

BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION

BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION

BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION

BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION

BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION

BIOMASS TREATMENT FOR HYDROTHERMAL HYDROCATALYTIC CONVERSION

BCTMP Filtrate Recycling System and Method

METHOD AND ASSEMBLY FOR PROCESSING CELLULOSE PULP OF WOOD PROCESSIN...

BCTMP Filtrate Recycling System and Method

METHOD FOR TREATING LIQUID FLOWS AT A CHEMICAL PULP MILL

METHOD IN CONNECTION WITH THE WASHING OF PULP AT A CHEMICAL PULP MILL

METHOD TO USE HEAT ENERGY FROM BLACK LIQUOR

Method and arrangement in maing of mechanical pulp

Method for mitigating the interference caused by high-molecular wei...

Process for recovering organic acids from bleaching liquors

Bleaching pulp

Method for mitigating the interference caused by high-molecular wei...

Method and apparatus for treating pulp

Process for producing cellulose, and by-product