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De-watering Elimination of cooking or pulp-treating liquors from the pulp
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CPC
D21C9/18
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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
D21C9/00
After-treatment of cellulose pulp
Current Industry
D21C9/18
De-watering Elimination of cooking or pulp-treating liquors from the pulp
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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
Treated pulp and methods of making and using same
Patent number
11,932,990
Issue date
Mar 19, 2024
International Paper Company
Andre Stephan Hajnal
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Screw feeder
Patent number
11,919,269
Issue date
Mar 5, 2024
Valmet AB
Francois Lambert
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Processes, methods, and systems for chemo-mechanical cellular explo...
Patent number
11,885,069
Issue date
Jan 30, 2024
IFG Technologies, LLC
Timothy Wagler
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Controlled porosity structural material with nanocellulose fibers
Patent number
11,708,667
Issue date
Jul 25, 2023
University of Maine System Board of Trustees
Michael Darin Mason
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Apparatus for washing and dewatering pulp, a system for controlling...
Patent number
11,702,795
Issue date
Jul 18, 2023
Valmet AB
Jonas Orgård
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
Processes, methods, and systems for chemo-mechanical cellular explo...
Patent number
11,549,214
Issue date
Jan 10, 2023
IFG Technologies, LLC
Timothy Wagler
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Grant
Method for the production of a coated paper, paperboard or film and...
Patent number
11,504,956
Issue date
Nov 22, 2022
Stora Enso Oyj
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Treated pulp and methods of making and using same
Patent number
11,473,242
Issue date
Oct 18, 2022
International Paper Company
Andre Stephan Hajnal
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for producing cellulose pulp, cellulose pulp and use thereof...
Patent number
11,248,344
Issue date
Feb 15, 2022
Suzano S.A.
Otávio Mambrim Filho
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Biomass pulp digester
Patent number
11,162,218
Issue date
Nov 2, 2021
Robert Clayton
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for the isolation of lignin from black liquor and modificat...
Patent number
11,136,716
Issue date
Oct 5, 2021
ORGANIC CHEMICAL LLC
Kurt Kurple
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for manufacturing dissolving pulp
Patent number
11,066,784
Issue date
Jul 20, 2021
SÖDRA SKOGSÄGARNA EKONOMISK FÖRENING
Jim Parkås
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Re-dispersed microfibrillated cellulose
Patent number
11,001,644
Issue date
May 11, 2021
FiberLean Technologies Limited
Mark Windebank
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for separating cellulose
Patent number
10,920,372
Issue date
Feb 16, 2021
EARTHRECYCLE CO., LTD.
Takashi Tachibana
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method and intermediate for the production of highly refined or mic...
Patent number
10,900,169
Issue date
Jan 26, 2021
Stora Enso Oyj
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Controlled porosity structural material with nanocellulose fibers
Patent number
10,870,950
Issue date
Dec 22, 2020
University of Maine System Board of Trustees
Michael Darin Mason
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for dewatering of sludge from a pulp, paper or board making...
Patent number
10,858,782
Issue date
Dec 8, 2020
Kemira Oyj
Matti Hietaniemi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Filtration method and production process of cellulose nanofiber dis...
Patent number
10,850,218
Issue date
Dec 1, 2020
Nippon Paper Industries Co., Ltd.
Takeshi Nakayama
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Crosslinked cellulose as precursor in production of high-grade cell...
Patent number
10,829,892
Issue date
Nov 10, 2020
International Paper Company
Mengkui Luo
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Methods for the production of high solids nanocellulose
Patent number
10,794,002
Issue date
Oct 6, 2020
University of Maine System Board of Trustees
Michael Bilodeau
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for preparing cellulose solution and equipment therefor
Patent number
10,676,576
Issue date
Jun 9, 2020
China Textile Academy
Yun'an Zhou
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Grant
Treated fibers and fibrous structures comprising the same
Patent number
10,563,355
Issue date
Feb 18, 2020
Kimberly-Clark Worldwide, Inc.
Jian Qin
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Treated fibers and fibrous structures comprising the same
Patent number
10,487,452
Issue date
Nov 26, 2019
Kimberly-Clark Worldwide, Inc.
Jian Qin
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for the isolation of lignin from black liquor and modificat...
Patent number
10,458,066
Issue date
Oct 29, 2019
ORGANIC CHEMICAL LLC
Kurt Kurple
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Re-dispersed microfibrillated cellulose
Patent number
10,435,482
Issue date
Oct 8, 2019
FIBERLEAN TECHNOLOGIES LIMITED
Mark Windebank
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Crosslinked cellulose as precursor in production of high-grade cell...
Patent number
10,428,459
Issue date
Oct 1, 2019
International Paper Company
Mengkui Luo
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Manure screw press having screen vibration
Patent number
10,343,847
Issue date
Jul 9, 2019
V.Y.F. EXPRESS INC.
Jasmin Allard
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Pretreatment process of a ligno-cellulosic feedstock
Patent number
10,316,466
Issue date
Jun 11, 2019
Versalis S.p.A.
Guido Ghisolfi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND APPARATUS FOR TREATING MIXTURES OF LIQUIDS AND SOLIDS
Publication number
20240167224
Publication date
May 23, 2024
Matias Titoff
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
METHOD FOR FRACTIONATION OF HIGHLY REFINED CELLULOSE
Publication number
20240141588
Publication date
May 2, 2024
STORA ENSO OYJ
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESSES, METHODS, AND SYSTEMS FOR CHEMO-MECHANICAL CELLULAR EXPLO...
Publication number
20240141587
Publication date
May 2, 2024
Timothy Wagler
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
KNEADER MIXER FOR PROCESSING A TRANSFER MIXTURE INTO A MOULDING SOL...
Publication number
20240076832
Publication date
Mar 7, 2024
List Technology AG
Manuel Steiner
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
THIN FILM EVAPORATOR, AND METHOD FOR PRODUCING A TRANSFER MIXTURE
Publication number
20240075403
Publication date
Mar 7, 2024
List Technology AG
Manuel Steiner
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
METHOD OF CONTROLLING THE DRYING OF CELLULOSE PULP IN A DRYING STEP...
Publication number
20230407567
Publication date
Dec 21, 2023
ANDRITZ TECHNOLOGY AND ASSET MANAGEMENT GMBH
Ola LARSSON
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CROSSLINKED KRAFT PULP COMPOSITIONS AND METHOD
Publication number
20230383467
Publication date
Nov 30, 2023
International Paper Company
Mengkui Luo
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESS FOR TREATING TERRESTRIAL-BASED AND MARINE-BASED BIOMASSES
Publication number
20230357988
Publication date
Nov 9, 2023
GREENKEY LLC
Melvin Mitchell
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
DRUM WASHER WITH GRAVITY ASSIST DRAINAGE
Publication number
20230302384
Publication date
Sep 28, 2023
Andritz Inc.
Lindsay Brandino Rawls
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
TREATED PULP AND METHODS OF MAKING AND USING SAME
Publication number
20230250581
Publication date
Aug 10, 2023
International Paper Company
Andre Stephan Hajnal
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
APPARATUS AND METHOD FOR PROCESSING A SUSPENSION COMPRISING ORGANIC...
Publication number
20230235506
Publication date
Jul 27, 2023
CELLWOOD MACHINERY
Stefan VIRTANEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD AND APPARATUS FOR ELECTROCHEMICAL DEWATERING OF SUSPENSIONS...
Publication number
20230212041
Publication date
Jul 6, 2023
Faraday Technology, Inc.
Timothy D. Hall
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESS AND SYSTEM FOR INCREASING THE SOLIDS CONTENT OF MICROFIBRIL...
Publication number
20230160145
Publication date
May 25, 2023
BORREGAARD AS
Hans Henrik Øvrebø
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method and System for Producing Recycled Fibers for MDF or HDF Prod...
Publication number
20230118469
Publication date
Apr 20, 2023
VALMET TECHNOLOGIES OY
Robert Mohr
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESSING OF LIGNOCELLULOSIC BIOMASS
Publication number
20230105345
Publication date
Apr 6, 2023
NOVA PANGAEA TECHNOLOGIES (UK) LIMITED
Martin Spangsberg HOLM
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PROCESSES, METHODS, AND SYSTEMS FOR CHEMO-MECHANICAL CELLULAR EXPLO...
Publication number
20230099096
Publication date
Mar 30, 2023
Timothy Wagler
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Application
PROCESS FOR MANUFACTURING A FIBER BASED CELLULOSE WEB FOR DRY FORMING
Publication number
20230077220
Publication date
Mar 9, 2023
SÖDRA SKOGSÄGARNA EKONOMISK FÖRENING
Katrin BÖRJESSON
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
HEMP COMPOSITES
Publication number
20230062079
Publication date
Mar 2, 2023
Elham Fini
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD AND SYSTEM FOR TREATING BIOMASS
Publication number
20230043719
Publication date
Feb 9, 2023
VALMET AB
Francois LAMBERT
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PACKING CONTAINER USING COCONUT BY-PRODUCT, GRAIN BY-PRODUCT OR COF...
Publication number
20220403603
Publication date
Dec 22, 2022
MARINE INNOVATION, INC.
Wan-Young CHA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
TORQUE REACTION ARRANGEMENT FOR PULP WASHERS
Publication number
20220356644
Publication date
Nov 10, 2022
VALMET AB
Tobias LÖÖF
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Market Pulps Comprising Surface Enhanced Pulp Fibers and Methods of...
Publication number
20220356648
Publication date
Nov 10, 2022
Domtar Paper Company, LLC
Harshad Pande
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR PRODUCING CELLULOSE PULP, CELLULOSE PULP AND USE THEREOF...
Publication number
20220127789
Publication date
Apr 28, 2022
Suzano S.A.
Otávio MAMBRIM FILHO
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SYSTEMS AND METHODS FOR DEWATERING AND DRYING NANOCELLULOSE
Publication number
20220127788
Publication date
Apr 28, 2022
GranBio Intellectual Property Holdings, LLC
Kimberly NELSON
B82 - NANO-TECHNOLOGY
Information
Patent Application
PREPARATION OF CELLULOSE FIBERS
Publication number
20220081833
Publication date
Mar 17, 2022
JENA TRADING APS
Per VINTHER
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
ARRANGEMENT AND METHOD FOR DEGASSING A PUMP
Publication number
20220025578
Publication date
Jan 27, 2022
ANDRITZ OY
Ronny GEIGER
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
DEWATERING BOX COVER
Publication number
20210372049
Publication date
Dec 2, 2021
FIRST QUALITY TISSUE, LLC
Theodore D. Kennedy
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