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Chlorine-containing liquid regeneration
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CPC
Y10S162/08
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GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y10
USPC classification
Y10S
TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y10S162/00
Paper making and fiber liberation
Current Industry
Y10S162/08
Chlorine-containing liquid regeneration
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Patents Grants
last 30 patents
Information
Patent Grant
Use of fly ash to treat spent liquor from a thermomechanical pulpin...
Patent number
9,702,083
Issue date
Jul 11, 2017
LAKEHEAD UNIVERSITY
Pedram Fatehi
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
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
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
Method and arrangement for circulating water in a paper machine
Patent number
6,190,504
Issue date
Feb 20, 2001
Valmet Corporation
Markku Karlsson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for treatment of a contaminated liquid
Patent number
5,989,394
Issue date
Nov 23, 1999
Kvaerner Pulping AB
Mikael Johansson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for arranging water circulation in a paper mill
Patent number
5,968,317
Issue date
Oct 19, 1999
Valmet Corporation
Rainer Gartz
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of removing metal ions dissolved in the bleach plant waste w...
Patent number
5,741,398
Issue date
Apr 21, 1998
Sunds Defibrator Industries Aktiebolag
Ulf Germg.ang.rd
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Reduction of salt scale precipitation by control of process stream...
Patent number
5,693,184
Issue date
Dec 2, 1997
Union Camp Patent Holding, Inc.
Thomas P. Gandek
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Reduction of salt scale precipitation by control of process stream...
Patent number
5,554,259
Issue date
Sep 10, 1996
Union Camp Patent Holdings, Inc.
Thomas P. Gandek
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Minimal effluents discharge pulp mill with chemical recovery
Patent number
5,549,788
Issue date
Aug 27, 1996
A. Ahlstrom Corporation
Tuomo S. Nykanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for purification and recycle of solutions
Patent number
5,547,542
Issue date
Aug 20, 1996
Eka Nobel AB
Johan Landfors
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Apparatus for minimizing effluent discharges and recovering chemica...
Patent number
5,547,543
Issue date
Aug 20, 1996
Ahlstrom Machinery Inc.
Tuomo S. Nykanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Zero discharge mill distillation, salt recovery, and water management
Patent number
5,518,583
Issue date
May 21, 1996
A. Ahlstrom Corporation
Tuomo S. Nykanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Minimum adverse environmental pulp with feed to chlorate manufacture
Patent number
5,439,555
Issue date
Aug 8, 1995
Kamyr, Inc.
Hans G. Lindberg
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Reducing pulp mill liquid discharge
Patent number
5,380,402
Issue date
Jan 10, 1995
Kamyr, Inc.
Rolf Ryham
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for minimizing pulp mill effluents
Patent number
5,374,333
Issue date
Dec 20, 1994
Kamyr, Inc.
Tuomo S. Nykanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of managing liquid steams in a pulp mill
Patent number
5,302,246
Issue date
Apr 12, 1994
Kamyr, Inc.
Tuomo S. Nykanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Chlorine dioxide generation for a zero discharge pulp mill
Patent number
5,300,191
Issue date
Apr 5, 1994
Kamyr, Inc.
Hans G. Lindberg
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of recovering chemicals from chloride-containing green liquor
Patent number
4,561,934
Issue date
Dec 31, 1985
Oy Tampella AB
Pertti K. Rimpi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for delignifying or bleaching cellulose pulp wherein chlorin...
Patent number
4,537,656
Issue date
Aug 27, 1985
Mo och Domsjo Aktiebolag
Jonas A. I. Lindahl
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for digesting and bleaching cellulosic material with reduce...
Patent number
4,329,199
Issue date
May 11, 1982
SCA Development Aktiebolag
Per-Erik Andersson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of treating pulp bleaching effluents
Patent number
4,268,350
Issue date
May 19, 1981
EKA Aktiebolag
Inge G. Mansson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for maintaining a low sodium chloride content in recycled s...
Patent number
4,253,911
Issue date
Mar 3, 1981
Mo och Domsjo Aktiebolag
Per A. R. Hillstrom
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Treatment of effluents in a chlorine based pulp bleaching plant
Patent number
4,213,820
Issue date
Jul 22, 1980
Uddeholms Aktiebolag
Bengt G. Broddevall
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for recovering chemicals from the waste liquors of sulfate...
Patent number
4,093,508
Issue date
Jun 6, 1978
Osakeyhtio; A. Ahlstrom
Kaj Olof Henricson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process related to pulp bleaching effluent purification using ion e...
Patent number
4,070,234
Issue date
Jan 24, 1978
Uddeholms Aktiebolag
Lars-Gustaf Anderson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Bleach plant filtrate recovery
Patent number
4,039,372
Issue date
Aug 2, 1977
Erco Envirotech Ltd.
Douglas W. Reeve
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
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
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