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D21C11/0007
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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
D21C11/0007
Recovery of by-products
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Patents Grants
last 30 patents
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
Processes and apparatus for producing nanocellulose, and compositio...
Patent number
11,932,706
Issue date
Mar 19, 2024
GranBio Intellectual Property Holdings, LLC
Kimberly Nelson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method and a system for obtaining methanol from foul condensate of...
Patent number
11,898,309
Issue date
Feb 13, 2024
Valmet AB
Olle Wennberg
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for treating lignin
Patent number
11,866,456
Issue date
Jan 9, 2024
Liquid Lignin Company
Michael A. Lake
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
Integrated kraft pulp mill and thermochemical conversion system
Patent number
11,834,783
Issue date
Dec 5, 2023
CANFOR PULP LTD.
William Neil Rowlands
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Nanolignocellulose compositions and processes to produce these comp...
Patent number
11,834,523
Issue date
Dec 5, 2023
GranBio Intellectual Property Holdings, LLC
Kimberly Nelson
C13 - SUGAR INDUSTRY
Information
Patent Grant
Oleophilic and hydrophobic nanocellulose materials
Patent number
11,827,771
Issue date
Nov 28, 2023
GranBio Intellectual Property Holdings, LLC
Theodora Retsina
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Multi-step process for the isolation of components from Miscanthus
Patent number
11,814,790
Issue date
Nov 14, 2023
EXEGI IP MANAGEMENT B.V.
Marcel Van De Peppel
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Process for isolating lignin from an alkaline process stream
Patent number
11,807,657
Issue date
Nov 7, 2023
PAPIERHOLZ AUSTRIA GMBH
Marlene Kienberger
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods for processing lignocellulosic material
Patent number
11,788,228
Issue date
Oct 17, 2023
CMBlu Energy AG
Peter Geigle
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Sulfonated lignin-derived compounds and uses thereof
Patent number
11,773,537
Issue date
Oct 3, 2023
CMBlu Energy AG
Nastaran Krawczyk
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Sulfonated lignin-derived compounds and uses thereof
Patent number
11,725,340
Issue date
Aug 15, 2023
CMBlu Energy AG
Nastaran Krawczyk
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of treating fly ash of a recovery boiler
Patent number
11,725,341
Issue date
Aug 15, 2023
Andritz Oy
Keijo Salmenoja
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Methods of making specialized lignin and lignin products from biomass
Patent number
11,692,000
Issue date
Jul 4, 2023
Apalta Patents OÜ
Scott Tudman
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Production of monomers from lignin during depolymerization of ligno...
Patent number
11,639,324
Issue date
May 2, 2023
Ecole Polytechnique Federale de Lausanne (EPFL)
Jeremy Scott Luterbacher
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method and a system for adjusting S/Na-balance of a pulp mill
Patent number
11,634,864
Issue date
Apr 25, 2023
VALMET TECHNOLOGIES OY
Risto Hämäläinen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Low energy production process for producing paper pulp from lignoce...
Patent number
11,624,152
Issue date
Apr 11, 2023
Société Bioeb
Michel Delmas
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method and a system for adjusting S/Na-balance of a pulp mill
Patent number
11,619,000
Issue date
Apr 4, 2023
VALMET TECHNOLOGIES OY
Risto Hämäläinen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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
Method and an apparatus for recovering chemicals from an alkaline l...
Patent number
11,407,778
Issue date
Aug 9, 2022
UPM-Kymmene Corporation
Mauno Miettinen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Efficient methods and compositions for recovery of products from or...
Patent number
11,377,792
Issue date
Jul 5, 2022
Pierson Capital Environmental (Beijing) Limited
Feng Ling
C05 - FERTILISERS MANUFACTURE THEREOF
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
Integrated Kraft pulp mill and thermochemical conversion system
Patent number
11,306,435
Issue date
Apr 19, 2022
LICELLA PTY LTD.
William Neil Rowlands
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
Process and system for producing pulp, energy, and bioderivatives f...
Patent number
11,305,254
Issue date
Apr 19, 2022
Circ, LLC
Sandeep Kumar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for refining fiber and deriving chemical co-products from b...
Patent number
11,255,045
Issue date
Feb 22, 2022
CIRCULAR SYSTEMS, S.P.C.
Yitzac Goldstein
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Methods and systems for solvent purification
Patent number
11,242,650
Issue date
Feb 8, 2022
Virdia, LLC
Robert Jansen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for producing low molecular weight aromatic lignin-derived c...
Patent number
11,225,756
Issue date
Jan 18, 2022
CMBLU PROJEKT AG
Nastaran Krawczyk
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Acid recovery from acid-rich solutions
Patent number
11,203,527
Issue date
Dec 21, 2021
MELODEA LTD.
Shaul Lapidot
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method and a system for production of high molecular weight lignin
Patent number
11,186,948
Issue date
Nov 30, 2021
FIBRATECH PTE. LTD
Matti Kurki
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Patents Applications
last 30 patents
Information
Patent Application
Process and System for Producing Pulp, Energy, and Bioderivatives f...
Publication number
20240131489
Publication date
Apr 25, 2024
Circ, LLC
Sandeep Kumar
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
LIGNOCELLULOSE REFINERY
Publication number
20240116835
Publication date
Apr 11, 2024
Katholieke Universiteit Leuven
Bert SELS
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
INTEGRATED KRAFT PULP MILL AND THERMOCHEMICAL CONVERSION SYSTEM
Publication number
20240102241
Publication date
Mar 28, 2024
CANFOR PULP LTD
William Neil Rowlands
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
METHOD FOR THE GASIFICATION OF A BLACK LIQUOR
Publication number
20230416986
Publication date
Dec 28, 2023
Commissariat A L'Energie Atomique et Aux Energies Alternatives
Geert Haarlemmer
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESS FOR SEPARATING LIGNIN FROM BLACK LIQUOR
Publication number
20230312629
Publication date
Oct 5, 2023
Mondi AG
Thomas PICHLER
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
LIGNIN COMPOSITION
Publication number
20230304222
Publication date
Sep 28, 2023
Kobenhavns Universitet
Yohanna Cabrera OROZCO
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Sulfonated Lignin-Derived Compounds And Uses Thereof
Publication number
20230304221
Publication date
Sep 28, 2023
CMBLU Energy AG
Nastaran KRAWCZYK
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
A HIGH YIELD COOKING METHOD
Publication number
20230265611
Publication date
Aug 24, 2023
AMPPC Finland Oy
Matti KURKI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
A COOKING METHOD
Publication number
20230265612
Publication date
Aug 24, 2023
AMPPC Finland Oy
Matti KURKI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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
METHOD FOR CO-PRODUCING MOLDED FOOD-CONTAINER PULP AND FULVIC ACID...
Publication number
20230220623
Publication date
Jul 13, 2023
Bo BAI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESS FOR REFINING FIBER AND DERIVING CHEMICAL CO-PRODUCTS FROM B...
Publication number
20230220622
Publication date
Jul 13, 2023
Circular Systems S.P.C.
Yitzac Goldstein
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHODS FOR PREPARING THERMALLY STABLE LIGNIN FRACTIONS
Publication number
20230116383
Publication date
Apr 13, 2023
Virdia, LLC
Robert JANSEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
DEWATERING VISCOUS LIQUIDS WITH PRESSURIZED CARBON DIOXIDE
Publication number
20230115487
Publication date
Apr 13, 2023
Auburn University
Osei Asafu-Adjaye
C13 - SUGAR INDUSTRY
Information
Patent Application
OLEOPHILIC AND HYDROPHOBIC NANOCELLULOSE MATERIALS
Publication number
20230055478
Publication date
Feb 23, 2023
GranBio Intellectual Property Holdings, LLC
Theodora RETSINA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
METHOD FOR CONTROLLING A CHEMICAL RECOVERY BOILER AND A CHEMICAL RE...
Publication number
20230057366
Publication date
Feb 23, 2023
VALMET AUTOMATION OY
Jukka KOSKINEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
A method of removing volatile compounds from a lignin-containing ma...
Publication number
20230023359
Publication date
Jan 26, 2023
ANDRITZ OY
Outi Poukka
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SYSTEM FOR GENERATING ACCURATE REFERENCE SIGNALS FOR TIME-OF-ARRIVA...
Publication number
20230023803
Publication date
Jan 26, 2023
ZaiNar, Inc.
Philip Kratz
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR THE UTILIZATION OF CONSTITUENTS FROM BLENDED TEXTILE WASTES
Publication number
20230025524
Publication date
Jan 26, 2023
LENZING AKTIENGESELLSCHAFT
Richard Herchl
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
INTEGRATED KRAFT PULP MILL AND THERMOCHEMICAL CONVERSION SYSTEM
Publication number
20220396917
Publication date
Dec 15, 2022
CANFOR PULP LTD
William Neil Rowlands
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
Pulping Liquors and Uses Thereof
Publication number
20220333302
Publication date
Oct 20, 2022
LICELLA PTY LTD.
William Rowlands
C07 - ORGANIC CHEMISTRY
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
Method for preparing unbleached biomechanical pulp from straws and...
Publication number
20220205179
Publication date
Jun 30, 2022
QILU UNIVERSITY OF TECHNOLOGY
Zhongjian TIAN
C05 - FERTILISERS MANUFACTURE THEREOF
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
KRAFT PULPING FOUL CONDENSATE TREATMENT PROCESS AND APPARATUS
Publication number
20220185700
Publication date
Jun 16, 2022
Noram Engineering and Constructors Ltd.
Rohan BANDEKAR
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Method for lignin purification
Publication number
20220127295
Publication date
Apr 28, 2022
Scitech-Service Oy
Eric Enqvist
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method for producing oxidized lignin in kraft pulp mill
Publication number
20220120035
Publication date
Apr 21, 2022
ANDRITZ OY
Lauri Pehu-Lehtonen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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
CHEMICALLY MODIFIED LIGNIN AS REDUCING AGENT FOR ENZYMATIC HYDROLYS...
Publication number
20220090155
Publication date
Mar 24, 2022
BORREGAARD AS
Oskar Bengtsson
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...