Concentrating spent liquor by evaporation

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CPC
D21C11/10

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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 D21C11/00Regeneration of pulp liquors or effluent waste waters

Current Industry

D21C11/10Concentrating spent liquor by evaporation

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Determining the reduction rate of a recovery boiler
- Patent number 12,134,859
- Issue date Nov 5, 2024
- Andritz Oy
- Heikki Lappalainen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process for manufacturing an upgraded bio-oil from black liquor
- Patent number 12,043,957
- Issue date Jul 23, 2024
- HUNTSMAN INTERNATIONAL LLC
- Johan Martens
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Combustion of streams derived from hot water extraction of wood mat...
- Patent number 12,000,087
- Issue date Jun 4, 2024
- Cascades Canada ULC
- Jonathan Lalonde
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and apparatus for improved operation of chemical recovery bo...
- Patent number 11,976,816
- Issue date May 7, 2024
- Sullivan, Higgins, and Brion PPE, LLC
- Eugene Sullivan
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Black liquor viscosity reducing and anti-scale agent
- Patent number 11,905,655
- Issue date Feb 20, 2024
- Ecolab USA Inc.
- Luiz Wanderley Bratfisch Pace
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Efficient methods and compositions for recovery of products from or...
- Patent number 11,851,815
- Issue date Dec 26, 2023
- Pierson Capital Environmental (Beijing) Limited
- Feng Ling
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Grant
Method and a system for adjusting PH of green liquor dregs
- Patent number 11,655,589
- Issue date May 23, 2023
- VALMET TECHNOLOGIES OY
- Aino Vettenranta
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Smelt spout cleaning assembly
- Patent number 11,592,175
- Issue date Feb 28, 2023
- The Babcock & Wilcox Company
- Mikael Eriksson
- B08 - CLEANING
Information Patent Grant
Furnace floor protection in recovery boilers
- Patent number 11,549,682
- Issue date Jan 10, 2023
- VARO TEOLLISUUSPALVELUT OY
- Timo Karjunen
- F22 - STEAM GENERATION
Information Patent Grant
Combustion of streams derived from hot water extraction of wood mat...
- Patent number 11,512,428
- Issue date Nov 29, 2022
- Cascades Canada ULC
- Jonathan Lalonde
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Deicer composition and method of making
- Patent number 11,332,884
- Issue date May 17, 2022
- NW Straw Pulp, LLC
- Keith C. Kuykendall
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus and method for cleaning smelt spouts and smelt discharge...
- Patent number 11,293,636
- Issue date Apr 5, 2022
- Mats Bertilsson Förvaltning AB
- Mats Bertilsson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Heat transfer tube and method for manufacturing a heat transfer tube
- Patent number 10,981,080
- Issue date Apr 20, 2021
- Valmet AB
- Lars Olausson
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Heat transfer tube and method for manufacturing a heat transfer tube
- Patent number 10,933,342
- Issue date Mar 2, 2021
- Valmet AB
- Krister Pettersson
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Heat transfer tube and method for manufacturing a heat transfer tube
- Patent number 10,926,189
- Issue date Feb 23, 2021
- Valmet AB
- Lars Olausson
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Process for isolation of hemicelluloses from biomass pulping proces...
- Patent number 10,870,947
- Issue date Dec 22, 2020
- Andritz AG
- Oleg Shagaev
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for controlling a recovery boiler
- Patent number 10,655,849
- Issue date May 19, 2020
- VALMET AUTOMATION OY
- Jarmo Mansikkasalo
- F22 - STEAM GENERATION
Information Patent Grant
Device and method for treating the black liquor resulting from pulp...
- Patent number 10,407,827
- Issue date Sep 10, 2019
- Commissariat a l'Energie Atomique et Aux Energies Alternatives
- Marion Huet
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
System and process for pulping wood
- Patent number 10,392,748
- Issue date Aug 27, 2019
- VEOLIA WATER TECHNOLOGIES, INC.
- Ivan Ramos Ruiz
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and a system for quality optimization of green liquor
- Patent number 10,385,513
- Issue date Aug 20, 2019
- VALMET AUTOMATION OY
- Jukka A. Koskinen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Acoustic emission system and method for predicting explosions in di...
- Patent number 10,012,616
- Issue date Jul 3, 2018
- Andritz Inc.
- Kari Aatos Aura
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Continuous method for the precipitation of lignin from black liquor
- Patent number 9,719,210
- Issue date Aug 1, 2017
- UPM-Kymmene Corporation
- Mauno Miettinen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for producing high-yield pulp and paper products
- Patent number 9,556,558
- Issue date Jan 31, 2017
- API Intellectual Property Holdings, LLC
- Vesa Pylkkanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Boiler system controlling fuel to a furnace based on temperature of...
- Patent number 9,541,282
- Issue date Jan 10, 2017
- Andrew K Jones
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Flared inlet insert for introducing flow into a flash tank
- Patent number 9,284,684
- Issue date Mar 15, 2016
- Andritz Inc.
- Richard M. Grogan
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Flash tank with flared inlet insert and method for introducing flow...
- Patent number 9,127,403
- Issue date Sep 8, 2015
- Andritz Inc.
- Richard M. Grogan
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
System and method for conditioning a hardwood pulp liquid hydrolysate
- Patent number 9,068,291
- Issue date Jun 30, 2015
- Red Shield Acquisition, LLC
- Darrell Waite
- C13 - SUGAR INDUSTRY
Information Patent Grant
Method and arrangement for separating contaminants from liquids or...
- Patent number 8,992,729
- Issue date Mar 31, 2015
- Andritz Oy
- Carl-Gustav Berg
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Circular utilization method in pulping and papermaking processes wi...
- Patent number 8,778,135
- Issue date Jul 15, 2014
- Shandong Tralin Paper Co., Ltd.
- Hongfa Li
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Composition for inhibiting calcium salt scale formation
- Patent number 8,758,556
- Issue date Jun 24, 2014
- Dequest AG
- Sheldon Phillip Verrett
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
RECOVERY BOILER STARTUP BURNER ASSEMBLY
- Publication number 20240417927
- Publication date Dec 19, 2024
- Andritz Inc.
- Gregory Alan IMIG
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method and Apparatus for Improved Operation of Chemical Recovery Bo...
- Publication number 20240401800
- Publication date Dec 5, 2024
- Sullivan, Higgins, and Brion Power Plant Engineering, LLC
- Eugene Sullivan
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
BLACK LIQUOR TREATMENT
- Publication number 20240150960
- Publication date May 9, 2024
- Solenis Technologies, L.P.
- Daniel Joseph Nicholson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
BLACK LIQUOR VISCOSITY REDUCING AND ANTI-SCALE AGENT
- Publication number 20240150961
- Publication date May 9, 2024
- ECOLAB USA INC.
- Luiz Wanderley Bratfisch Pace
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR SEPARATING BIOMASS COMPONENTS BY TERNARY SYSTEM
- Publication number 20230323597
- Publication date Oct 12, 2023
- QILU UNIVERSITY OF TECHNOLOGY
- Yongchao Zhang
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHODS OF TREATING A KRAFT PROCESS RECOVERY CYCLE TO REDUCE METAL...
- Publication number 20230272581
- Publication date Aug 31, 2023
- SUZANO S.A.
- Heloisa Ogushi Romeiro RAMIRES
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A METHOD AND ARRANGEMENT FOR MANAGING AND CONTROLLING NITROGEN EMIS...
- Publication number 20230241552
- Publication date Aug 3, 2023
- VALMET AB
- Martin WIMBY
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method and Apparatus for Improved Operation of Chemical Recovery Bo...
- Publication number 20230175689
- Publication date Jun 8, 2023
- Sullivan, Higgins, and Brion Power Plant Engineering, LLC
- Eugene Sullivan
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A PROCESS FOR MANUFACTURING AN UPGRADED BIO-OIL FROM BLACK LIQUOR
- Publication number 20220290370
- Publication date Sep 15, 2022
- Huntsman International LLC
- Johan Martens
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
A METHOD AND A SYSTEM FOR ADJUSTING PH OF GREEN LIQUOR DREGS
- Publication number 20220275578
- Publication date Sep 1, 2022
- VALMET TECHNOLOGIES OY
- Aino VETTENRANTA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
DETERMINING THE REDUCTION RATE OF A RECOVERY BOILER
- Publication number 20220220671
- Publication date Jul 14, 2022
- ANDRITZ OY
- Heikki LAPPALAINEN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR RECOVERING WATER AND CHEMICALS FROM PLANTS FOR TREATING...
- Publication number 20220204377
- Publication date Jun 30, 2022
- INVESTIGACIONES FORESTALES BIOFOREST S.A.
- Álvaro Mauricio GONZÁLEZ VOGEL
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Method for preparing unbleached biomechanical pulp by hot steam in...
- Publication number 20220205176
- Publication date Jun 30, 2022
- QILU UNIVERSITY OF TECHNOLOGY
- Zhongjian TIAN
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Application
Method for preparing biomechanical unbleached pulp from wheat straw...
- Publication number 20220205177
- Publication date Jun 30, 2022
- QILU UNIVERSITY OF TECHNOLOGY
- Xingxiang JI
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Application
COMBUSTION OF STREAMS DERIVED FROM HOT WATER EXTRACTION OF WOOD MAT...
- Publication number 20220120036
- Publication date Apr 21, 2022
- CASCADES CANADA ULC
- Jonathan LALONDE
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SMELT SPOUT CLEANING ASSEMBLY
- Publication number 20210372614
- Publication date Dec 2, 2021
- The Babcock & Wilcox Company
- Mikael ERIKSSON
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
RECOVERY BOILER STARTUP BURNER ASSEMBLY
- Publication number 20210317611
- Publication date Oct 14, 2021
- Andritz Inc.
- Gregory Alan Imig
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
CATALYST FREE ORGANOSOLV PROCESS, SYSTEM AND METHOD FOR FRACTIONATI...
- Publication number 20210292968
- Publication date Sep 23, 2021
- AMERICAN SCIENCE AND TECHNOLOGY
- Ali MANESH
- C07 - ORGANIC CHEMISTRY
Information Patent Application
BLACK LIQUOR VISCOSITY REDUCING AND ANTI-SCALE AGENT
- Publication number 20210062421
- Publication date Mar 4, 2021
- ECOLAB USA INC.
- Luiz Wanderley Bratfisch Pace
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
FURNACE FLOOR PROTECTION IN RECOVERY BOILERS
- Publication number 20210010672
- Publication date Jan 14, 2021
- Varo Teollisuuspalvelut Oy
- Timo Karjunen
- F22 - STEAM GENERATION
Information Patent Application
KRAFT PULP MILL SCALE CONTROL WITH END GROUP MODIFIED POLYCARBOXYLATES
- Publication number 20210002826
- Publication date Jan 7, 2021
- Solenis Technologies, L.P.
- Daniel Joseph Nicholson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
HEAT TRANSFER TUBE AND METHOD FOR MANUFACTURING A HEAT TRANSFER TUBE
- Publication number 20200056331
- Publication date Feb 20, 2020
- VALMET AB
- Krister PETTERSSON
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
HEAT TRANSFER TUBE AND METHOD FOR MANUFACTURING A HEAT TRANSFER TUBE
- Publication number 20200024802
- Publication date Jan 23, 2020
- VALMET AB
- Lars OLAUSSON
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
APPARATUS AND METHOD FOR CLEANING SMELT SPOUTS AND SMELT DISCHARGE...
- Publication number 20200025373
- Publication date Jan 23, 2020
- Mats Bertilsson Förvaltning AB
- Mats BERTILSSON
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
BOILER SYSTEM CONTROLLING FUEL TO A FURNACE BASED ON TEMPERATURE OF...
- Publication number 20200003410
- Publication date Jan 2, 2020
- INTEGRATED TEST & MEASUREMENT
- Andrew K. Jones
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
COMBUSTION OF STREAMS DERIVED FROM HOT WATER EXTRACTION OF WOOD MAT...
- Publication number 20190309474
- Publication date Oct 10, 2019
- CASCADES CANADA ULC
- Jonathan LALONDE
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD AND SYSTEM FOR TREATING SPENT PULPING LIQUOR
- Publication number 20190249364
- Publication date Aug 15, 2019
- SunCarbon AB
- Anders ARKELL
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ACOUSTIC EMISSION SYSTEM AND METHOD FOR PREDICTING EXPLOSIONS IN DI...
- Publication number 20170131240
- Publication date May 11, 2017
- ANDRITZ INC.
- Kari Aatos Aura
- G01 - MEASURING TESTING
Information Patent Application
BOILER SYSTEM CONTROLLING FUEL TO A FURNACE BASED ON TEMPERATURE OF...
- Publication number 20170114995
- Publication date Apr 27, 2017
- INTEGRATED TEST & MEASUREMENT
- Andrew K. Jones
- F22 - STEAM GENERATION
Information Patent Application
DEVICE AND METHOD FOR TREATING THE BLACK LIQUOR RESULTING FROM PULP...
- Publication number 20170030017
- Publication date Feb 2, 2017
- COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
- Marion Huet
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Concentrating spent liquor by evaporation

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Determining the reduction rate of a recovery boiler

Process for manufacturing an upgraded bio-oil from black liquor

Combustion of streams derived from hot water extraction of wood mat...

Method and apparatus for improved operation of chemical recovery bo...

Black liquor viscosity reducing and anti-scale agent

Efficient methods and compositions for recovery of products from or...

Method and a system for adjusting PH of green liquor dregs

Smelt spout cleaning assembly

Furnace floor protection in recovery boilers

Combustion of streams derived from hot water extraction of wood mat...

Deicer composition and method of making

Apparatus and method for cleaning smelt spouts and smelt discharge...

Heat transfer tube and method for manufacturing a heat transfer tube

Heat transfer tube and method for manufacturing a heat transfer tube

Heat transfer tube and method for manufacturing a heat transfer tube

Process for isolation of hemicelluloses from biomass pulping proces...

Method for controlling a recovery boiler

Device and method for treating the black liquor resulting from pulp...

System and process for pulping wood

Method and a system for quality optimization of green liquor

Acoustic emission system and method for predicting explosions in di...

Continuous method for the precipitation of lignin from black liquor

Processes for producing high-yield pulp and paper products

Boiler system controlling fuel to a furnace based on temperature of...

Flared inlet insert for introducing flow into a flash tank

Flash tank with flared inlet insert and method for introducing flow...

System and method for conditioning a hardwood pulp liquid hydrolysate

Method and arrangement for separating contaminants from liquids or...

Circular utilization method in pulping and papermaking processes wi...

Composition for inhibiting calcium salt scale formation

Patents Applicationslast 30 patents

RECOVERY BOILER STARTUP BURNER ASSEMBLY

Method and Apparatus for Improved Operation of Chemical Recovery Bo...

BLACK LIQUOR TREATMENT

BLACK LIQUOR VISCOSITY REDUCING AND ANTI-SCALE AGENT

METHOD FOR SEPARATING BIOMASS COMPONENTS BY TERNARY SYSTEM

METHODS OF TREATING A KRAFT PROCESS RECOVERY CYCLE TO REDUCE METAL...

A METHOD AND ARRANGEMENT FOR MANAGING AND CONTROLLING NITROGEN EMIS...

Method and Apparatus for Improved Operation of Chemical Recovery Bo...

A PROCESS FOR MANUFACTURING AN UPGRADED BIO-OIL FROM BLACK LIQUOR

A METHOD AND A SYSTEM FOR ADJUSTING PH OF GREEN LIQUOR DREGS

DETERMINING THE REDUCTION RATE OF A RECOVERY BOILER

METHOD FOR RECOVERING WATER AND CHEMICALS FROM PLANTS FOR TREATING...

Method for preparing unbleached biomechanical pulp by hot steam in...

Method for preparing biomechanical unbleached pulp from wheat straw...

COMBUSTION OF STREAMS DERIVED FROM HOT WATER EXTRACTION OF WOOD MAT...

SMELT SPOUT CLEANING ASSEMBLY

RECOVERY BOILER STARTUP BURNER ASSEMBLY

CATALYST FREE ORGANOSOLV PROCESS, SYSTEM AND METHOD FOR FRACTIONATI...

BLACK LIQUOR VISCOSITY REDUCING AND ANTI-SCALE AGENT

FURNACE FLOOR PROTECTION IN RECOVERY BOILERS

KRAFT PULP MILL SCALE CONTROL WITH END GROUP MODIFIED POLYCARBOXYLATES

HEAT TRANSFER TUBE AND METHOD FOR MANUFACTURING A HEAT TRANSFER TUBE

HEAT TRANSFER TUBE AND METHOD FOR MANUFACTURING A HEAT TRANSFER TUBE

APPARATUS AND METHOD FOR CLEANING SMELT SPOUTS AND SMELT DISCHARGE...

BOILER SYSTEM CONTROLLING FUEL TO A FURNACE BASED ON TEMPERATURE OF...

COMBUSTION OF STREAMS DERIVED FROM HOT WATER EXTRACTION OF WOOD MAT...

METHOD AND SYSTEM FOR TREATING SPENT PULPING LIQUOR

ACOUSTIC EMISSION SYSTEM AND METHOD FOR PREDICTING EXPLOSIONS IN DI...

BOILER SYSTEM CONTROLLING FUEL TO A FURNACE BASED ON TEMPERATURE OF...

DEVICE AND METHOD FOR TREATING THE BLACK LIQUOR RESULTING FROM PULP...