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Treatment of green or white liquors with other means or other compounds than gases
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CPC
D21C11/0078
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Parent Industries
D
TEXTILES PAPER
D21
Papermaking
D21C
PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS APPARATUS THEREFOR
D21C11/00
Regeneration of pulp liquors or effluent waste waters
Current Industry
D21C11/0078
Treatment of green or white liquors with other means or other compounds than gases
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Patents Grants
last 30 patents
Information
Patent Grant
Method and a system for producing an oil rich fraction from biomass
Patent number
12,123,137
Issue date
Oct 22, 2024
VALMET TECHNOLOGIES OY
Tero Joronen
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Smelt shattering method and apparatus
Patent number
12,071,723
Issue date
Aug 27, 2024
The Babcock & Wilcox Company
Simon F. Youssef
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Recovering a caustic solution via calcium carbonate crystal aggregates
Patent number
12,054,399
Issue date
Aug 6, 2024
Carbon Engineering ULC
Kenton Robert Heidel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Continuous process for production of cellulose pulp from grass-like...
Patent number
11,976,416
Issue date
May 7, 2024
Marinko Mikulic
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for treating dregs, treated dregs, use thereof, process for...
Patent number
11,767,636
Issue date
Sep 26, 2023
OXITEC PARTICIPAÇÃO E GESTÃO DE ATIVOS NÃO FINANCEIROS LTDA.
Sandro Antônio Scodro
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Recovering a caustic solution via calcium carbonate crystal aggregates
Patent number
11,667,538
Issue date
Jun 6, 2023
Carbon Engineering Ltd.
Kenton Robert Heidel
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for treating dregs, treated dregs, use thereof, process for...
Patent number
11,306,436
Issue date
Apr 19, 2022
OXITEC Participaçäo e Gesto de Ativos näo Financeiros Ltda.
Sandro Antônio Scodro
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Green liquor clarification using sedimentation tank during white li...
Patent number
11,174,591
Issue date
Nov 16, 2021
Valmet AB
Zicheng Zhang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Recovering a caustic solution via calcium carbonate crystal aggregates
Patent number
11,014,823
Issue date
May 25, 2021
Carbon Engineering Ltd.
Kenton Robert Heidel
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Chemical efficiency increase in papermaking process
Patent number
10,876,254
Issue date
Dec 29, 2020
Solenis Technologies, L.P.
John C. Harrington
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Recovering a caustic solution via calcium carbonate crystal aggregates
Patent number
10,519,041
Issue date
Dec 31, 2019
Carbon Engineering Ltd.
Kenton Robert Heidel
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for recausticizing green liquor
Patent number
10,011,948
Issue date
Jul 3, 2018
Mondi AG
Walter Ruef
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Recovering a caustic solution via calcium carbonate crystal aggregates
Patent number
9,975,100
Issue date
May 22, 2018
Carbon Engineering Ltd.
Kenton Robert Heidel
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method and arrangement for clarifying green liquor
Patent number
9,938,664
Issue date
Apr 10, 2018
CLEANFLOW AB
Mikael Lindstrom
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Recovering a caustic solution via calcium carbonate crystal aggregates
Patent number
9,637,393
Issue date
May 2, 2017
Carbon Engineering Limited Partnership
Kenton Robert Heidel
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Methods of preserving starch in pulp and controlling calcium precip...
Patent number
9,347,179
Issue date
May 24, 2016
Buckman Laboratories International, Inc.
Eddie Van Haute
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for the causticizing process for producing white liquor
Patent number
9,187,863
Issue date
Nov 17, 2015
Valmet AB
Eva Hogebrandt
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of recovering chemicals
Patent number
9,102,533
Issue date
Aug 11, 2015
Aalto University Foundation
Kristian Melin
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Recovering a caustic solution via calcium carbonate crystal aggregates
Patent number
8,728,428
Issue date
May 20, 2014
Carbon Engineering Limited Partnership
Kenton Robert Heidel
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
System for reception and transport of lime mud from a white liquor...
Patent number
8,444,851
Issue date
May 21, 2013
Metso Paper Sweden AB
Soren Kindlund
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for kraft waste reclamation
Patent number
8,088,199
Issue date
Jan 3, 2012
S&S Lime, Inc.
Gary Allen Olsen
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Polysulfide generation using a manganese dioxide catalyst assembly...
Patent number
7,550,177
Issue date
Jun 23, 2009
Paul H. White
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Feeding device and process and feeding system which utilize the fee...
Patent number
7,468,176
Issue date
Dec 23, 2008
Lennart Westerberg
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Processes for preparing calcium carbonate
Patent number
7,261,869
Issue date
Aug 28, 2007
Nippon Paper Industries Co., Ltd.
Kazuto Takahashi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Feeding device and process and feeding system which utilize the fee...
Patent number
7,179,437
Issue date
Feb 20, 2007
Kvaerner Pulping AB
Lennart Westerberg
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for kraft waste reclamation
Patent number
6,719,879
Issue date
Apr 13, 2004
S & S Lime, Inc.
Gary Allen Olsen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for regenerating sodium hydroxide by partial autocausticizin...
Patent number
6,663,749
Issue date
Dec 16, 2003
U.S. Borax Inc.
Charles M. Bair
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for preparing calcium carbonate
Patent number
6,627,170
Issue date
Sep 30, 2003
Nippon Paper Industries Co., Ltd.
Kazuto Takahashi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for producing polysulfides by means of electrolytic oxidation
Patent number
6,517,699
Issue date
Feb 11, 2003
Asahi Glass Company, Limited
Tetsuji Shimohira
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Alkyleneamine composition for enhancing lime mud dewatering
Patent number
6,451,164
Issue date
Sep 17, 2002
Huntsman Ethyleneamines Limited
Alan P. Croft
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
RECOVERING A CAUSTIC SOLUTION VIA CALCIUM CARBONATE CRYSTAL AGGREGATES
Publication number
20250002364
Publication date
Jan 2, 2025
Carbon Engineering ULC
Kenton Robert Heidel
C01 - INORGANIC CHEMISTRY
Information
Patent Application
MIXING ASSEMBLY AND METHOD FOR CONTROLLING MIXING OF GREEN LIQUOR A...
Publication number
20240158989
Publication date
May 16, 2024
VALMET AB
Johan SKARIUS
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
DEVICE AND METHOD FOR TREATING GREEN LIQUOR
Publication number
20240117566
Publication date
Apr 11, 2024
VALMET AB
Johan SKARIUS
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
RECOVERING A CAUSTIC SOLUTION VIA CALCIUM CARBONATE CRYSTAL AGGREGATES
Publication number
20230331576
Publication date
Oct 19, 2023
Carbon Engineering Ltd.
Kenton Robert HEIDEL
C01 - INORGANIC CHEMISTRY
Information
Patent Application
A METHOD AND A SYSTEM FOR PRODUCING AN OIL RICH FRACTION FROM BIOMASS
Publication number
20230235507
Publication date
Jul 27, 2023
VALMET TECHNOLOGIES OY
Tero JORONEN
C01 - INORGANIC CHEMISTRY
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
SMELT SHATTERING METHOD AND APPARATUS
Publication number
20220074142
Publication date
Mar 10, 2022
The Babcock & Wilcox Company
Simon F. YOUSSEF
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESS FOR TREATING DREGS, TREATED DREGS, USE THEREOF, PROCESS FOR...
Publication number
20220034033
Publication date
Feb 3, 2022
OXITEC Participação e Gestão de Ativos não Financeiros Ltda.
Sandro Antônio Scodro
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CONTINUOUS PROCESS FOR PRODUCTION OF CELLULOSE PULP FROM GRASS-LIKE...
Publication number
20210355636
Publication date
Nov 18, 2021
Marinko Mikulic
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
RECOVERING A CAUSTIC SOLUTION VIA CALCIUM CARBONATE CRYSTAL AGGREGATES
Publication number
20210284545
Publication date
Sep 16, 2021
Carbon Engineering Ltd.
Kenton Robert HEIDEL
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
GREEN LIQUOR CLARIFICATION USING SEDIMENTATION TANK DURING WHITE LI...
Publication number
20200340179
Publication date
Oct 29, 2020
VALMET AB
Zicheng ZHANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
RECOVERING A CAUSTIC SOLUTION VIA CALCIUM CARBONATE CRYSTAL AGGREGATES
Publication number
20200109059
Publication date
Apr 9, 2020
Carbon Engineering Ltd.
Kenton Robert HEIDEL
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR TREATING DREGS, TREATED DREGS, USE THEREOF, PROCESS FOR...
Publication number
20200024801
Publication date
Jan 23, 2020
OXITEC Participação e Gestão de Ativos não Financeiros Ltda.
Sandro Antônio Scodro
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CHEMICAL EFFICIENCY INCREASE IN PAPERMAKING PROCESS
Publication number
20190100875
Publication date
Apr 4, 2019
Solenis Technologies, L.P.
John C. Harrington
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR POLYSULFIDE PRODUCTION IN A KRAFT PULP MILL
Publication number
20180112355
Publication date
Apr 26, 2018
VALMET AB
Stefan Antonsson
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
A METHOD OF FEEDING A SEALING MEDIUM INTO A LIQUOR FILTER AND A LIQ...
Publication number
20170183818
Publication date
Jun 29, 2017
ANDRITZ OY
Tommi HAMMARBERG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
RECOVERING A CAUSTIC SOLUTION VIA CALCIUM CARBONATE CRYSTAL AGGREGATES
Publication number
20170081207
Publication date
Mar 23, 2017
CARBON ENGINEERING LIMITED PARTNERSHIP
Kenton Robert HEIDEL
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD AND ARRANGEMENT FOR CLARIFYING GREEN LIQUOR
Publication number
20170051454
Publication date
Feb 23, 2017
CLEANFLOW AB
Mikael Lindstrom
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR RECAUSTICIZING GREEN LIQUOR
Publication number
20160002852
Publication date
Jan 7, 2016
Mondi AG
Walter RUEF
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Methods Of Preserving Starch In Pulp And Controlling Calcium Precip...
Publication number
20150284908
Publication date
Oct 8, 2015
Buckman Laboratories International, Inc.
Eddie Van Haute
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR THE CAUSTICIZING PROCESS FOR PRODUCING WHITE LIQUOR
Publication number
20140374039
Publication date
Dec 25, 2014
Eva Hogebrandt
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
RECOVERING A CAUSTIC SOLUTION VIA CALCIUM CARBONATE CRYSTAL AGGREGATES
Publication number
20140271379
Publication date
Sep 18, 2014
CARBON ENGINEERING LIMITED PARTNERSHIP
Kenton Robert Heidel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods Of Preserving Starch In Pulp And Controlling Calcium Precip...
Publication number
20140246160
Publication date
Sep 4, 2014
Buckman Laboratories International, Inc.
Eddie Van Haute
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
SYSTEM FOR PRODUCING PRECIPITATED CALCIUM CARBONATE FROM CALCIUM CA...
Publication number
20140141246
Publication date
May 22, 2014
ECOFILL ESPECIALIDADES EM TECNOLOGIA DE TRANSFOMÇÃO DE RESÍDOUS LTDA
Márcio Nunes Da Silva
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Application
Method of Recovering Chemicals
Publication number
20140054506
Publication date
Feb 27, 2014
Aalto University Foundation
Kristian Melin
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Methods Of Preserving Starch In Pulp And Controlling Calcium Precip...
Publication number
20130319627
Publication date
Dec 5, 2013
Eddie Van Haute
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
METHOD AND ARRANGEMENT FOR CLARIFYING GREEN LIQUOR
Publication number
20120125849
Publication date
May 24, 2012
CLEANFLOW AB
Mikael Lindstrom
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HOSE VALVE FOR FEEDING FINE GRAINED MATERIAL
Publication number
20110001068
Publication date
Jan 6, 2011
Soren Kindlund
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SYSTEM FOR RECEPTION AND TRANSPORT OF LIME MUD FROM A WHITE LIQUOR...
Publication number
20110000834
Publication date
Jan 6, 2011
Soren Kindlund
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR KRAFT WASTE RECLAMATION
Publication number
20100189614
Publication date
Jul 29, 2010
Gary Allen Olsen
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...