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TEXTILES PAPER
D21
Papermaking
D21C
PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS APPARATUS THEREFOR
D21C7/00
Digesters
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D21C7/06
Feeding devices
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for treating lignocellulosic material
Patent number
12,163,283
Issue date
Dec 10, 2024
Sustainable Fiber Technologies, LLC
Tyler Campbell
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Lignocellulosic biomass treatment method
Patent number
12,152,110
Issue date
Nov 26, 2024
IFP Energies Nouvelles
Caroline Aymard
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Reactor discharge
Patent number
12,139,853
Issue date
Nov 12, 2024
Valmet AB
Olof Melander
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Grant
System for treatment of a biomass material
Patent number
12,098,505
Issue date
Sep 24, 2024
Valmet AB
Olof Melander
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
System and chip chute for feeding comminuted cellulosic material
Patent number
12,043,958
Issue date
Jul 23, 2024
Valmet AB
Jonas Saetheråsen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Reactor vessel for biomass material
Patent number
12,005,418
Issue date
Jun 11, 2024
Valmet AB
Stefan Mellander
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method of feeding wood chips to a prehydrolysis reactor
Patent number
11,993,895
Issue date
May 28, 2024
Andritz Oy
Marco Andrade
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
Feeding arrangement
Patent number
11,879,209
Issue date
Jan 23, 2024
Valmet AB
Robert Wahlberg
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
System and chip chute for feeding comminuted cellulosic material
Patent number
11,655,588
Issue date
May 23, 2023
Valmet AB
Jonas Saetheråsen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
High consistency re-pulping method, apparatus and absorbent product...
Patent number
11,486,089
Issue date
Nov 1, 2022
GPCP IP Holdings LLC
Jeffrey A. Lee
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for cooling and detoxifying biomass
Patent number
11,485,988
Issue date
Nov 1, 2022
Valmet AB
Peter Björklund
C13 - SUGAR INDUSTRY
Information
Patent Grant
Method for cooling and detoxifying biomass
Patent number
11,485,989
Issue date
Nov 1, 2022
Valmet AB
Peter Björklund
C13 - SUGAR INDUSTRY
Information
Patent Grant
Outlet system for transporting comminuted lignocellulosic material...
Patent number
11,371,185
Issue date
Jun 28, 2022
Valmet AB
Roger Jansson
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Methods of staging, processing, and transporting biomasses
Patent number
11,352,745
Issue date
Jun 7, 2022
MATERA, LLC
Timothy J. Richter
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Processes and systems for the pulping of lignocellulosic materials
Patent number
11,352,746
Issue date
Jun 7, 2022
ANDRITZ INC.
Antti Luukkonen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for producing parenchymal cell cellulose
Patent number
11,299,852
Issue date
Apr 12, 2022
BETULIUM OY
Antti Laukkanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for impregnating biomass and device for impregnating biomass
Patent number
11,186,949
Issue date
Nov 30, 2021
Valmet AB
Andreas Averheim
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
High consistency re-pulping method, apparatus and absorbent product...
Patent number
10,895,038
Issue date
Jan 19, 2021
GPCP IP Holdings LLC
Jeffrey A. Lee
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Processes and systems for the pulping of lignocellulosic materials
Patent number
10,724,174
Issue date
Jul 28, 2020
ANDRITZ INC.
Antti Luukkonen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Methods and devices for hydrothermal pretreatment of lignocellulosi...
Patent number
10,513,823
Issue date
Dec 24, 2019
BIOFUEL TECHNOLOGY A/S
Mogens Juhl Føns
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Continuous horizontal digester
Patent number
10,422,077
Issue date
Sep 24, 2019
Hao Li
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Arrangement and system for feeding biomass material to a treatment...
Patent number
10,385,506
Issue date
Aug 20, 2019
Valmet AB
Patrik Pettersson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Heating of hydraulic digesters
Patent number
10,240,287
Issue date
Mar 26, 2019
Andritz Oy
Auvo Kettunen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for processing straw
Patent number
10,233,592
Issue date
Mar 19, 2019
NAFICI ENVIRONMENTAL RESEARCH
Shahriar Nafici
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Cost efficient kraft cooking method using polysulfide cooking liquor
Patent number
10,151,063
Issue date
Dec 11, 2018
Valmet AB
Stefan Antonsson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Plug screw feeder, feeder arrangement and system for treatment of l...
Patent number
10,106,328
Issue date
Oct 23, 2018
Valmet AB
Jan Detlefsen
B30 - PRESSES
Information
Patent Grant
Raw-material supply device and biomass separation device
Patent number
9,994,996
Issue date
Jun 12, 2018
MITSUBISHI HITACHI POWER SYSTEMS ENVIRONMENTAL SOLUTIONS, LTD.
Minoru Genta
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Bin arrangement for the collecting and discharging of smaller ligno...
Patent number
9,816,229
Issue date
Nov 14, 2017
Valmet AB
Patrik Bjornvall
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Continuous process for production of cellulose pulp from grass-like...
Patent number
9,777,429
Issue date
Oct 3, 2017
Marinko Mikulic
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
APPARATUSES, METHODS AND SYSTEMS FOR YIELD INCREASE IN A KRAFT COOK...
Publication number
20230374730
Publication date
Nov 23, 2023
Bracell Bahia Specialty Cellulose SA
Vinicius de Oliveira Salaroli
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SYSTEM AND CHIP CHUTE FOR FEEDING COMMINUTED CELLULOSIC MATERIAL
Publication number
20230243096
Publication date
Aug 3, 2023
VALMET AB
Jonas SAETHERÅSEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method and Apparatus for Treating Lignocellulosic Material
Publication number
20220195667
Publication date
Jun 23, 2022
Sustainable Fiber Technologies, LLC
Tyler Campbell
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR PRODUCING PARENCHYMAL CELL CELLULOSE
Publication number
20220162799
Publication date
May 26, 2022
BETULIUM OY
Antti LAUKKANEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method for cooling and detoxifying biomass
Publication number
20220154233
Publication date
May 19, 2022
VALMET AB
Peter Björklund
C13 - SUGAR INDUSTRY
Information
Patent Application
METHOD OF FEEDING WOOD CHIPS TO A PREHYDROLYSIS REACTOR
Publication number
20220002944
Publication date
Jan 6, 2022
ANDRITZ OY
Marco ANDRADE
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
OUTLET SYSTEM FOR TRANSPORTING COMMINUTED LIGNOCELLULOSIC MATERIAL...
Publication number
20210309449
Publication date
Oct 7, 2021
VALMET AB
Roger JANSSON
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
REACTOR DISCHARGE
Publication number
20210254281
Publication date
Aug 19, 2021
VALMET AB
Olof MELANDER
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
A REACTOR VESSEL FOR BIOMASS MATERIAL
Publication number
20210237024
Publication date
Aug 5, 2021
VALMET AB
Stefan MELLANDER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ARRANGEMENT AND SYSTEM FOR A TREATMENT PROCESS
Publication number
20210230801
Publication date
Jul 29, 2021
VALMET AB
Francois LAMBERT
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method for cooling and detoxifying biomass
Publication number
20210207185
Publication date
Jul 8, 2021
VALMET AB
Peter Björklund
C13 - SUGAR INDUSTRY
Information
Patent Application
A SCREW FEEDER
Publication number
20210206131
Publication date
Jul 8, 2021
VALMET AB
Francois LAMBERT
B30 - PRESSES
Information
Patent Application
FEEDING ARRANGEMENT
Publication number
20210189647
Publication date
Jun 24, 2021
VALMET AB
Robert WAHLBERG
B30 - PRESSES
Information
Patent Application
FEEDING SYSTEM AND METHOD FOR FEEDING COMMINUTED CELLULOSIC MATERIA...
Publication number
20210131032
Publication date
May 6, 2021
VALMET AB
Christer HÄGGLUND
C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information
Patent Application
SYSTEM FOR TREATMENT OF A BIOMASS MATERIAL
Publication number
20210095420
Publication date
Apr 1, 2021
VALMET AB
Olof MELANDER
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
A SYSTEM FOR TRANSPORTING BIOMASS MATERIAL AND A METHOD FOR PREVENT...
Publication number
20210039893
Publication date
Feb 11, 2021
VALMET AB
Patrik PETTERSSON
B30 - PRESSES
Information
Patent Application
High Consistency Re-Pulping Method, Apparatus and Absorbent Product...
Publication number
20210017704
Publication date
Jan 21, 2021
GPCP IP Holdings LLC
Jeffrey A. Lee
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR PRODUCING PARENCHYMAL CELL CELLULOSE
Publication number
20200308765
Publication date
Oct 1, 2020
BETULIUM OY
Antti LAUKKANEN
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PROCESSES AND SYSTEMS FOR THE PULPING OF LIGNOCELLULOSIC MATERIALS
Publication number
20200283953
Publication date
Sep 10, 2020
Andritz Inc.
Antti LUUKKONEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SYSTEM AND CHIP CHUTE FOR FEEDING COMMINUTED CELLULOSIC MATERIAL
Publication number
20200141056
Publication date
May 7, 2020
VALMET AB
Jonas SAETHERÅSEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR IMPREGNATING BIOMASS AND DEVICE FOR IMPREGNATING BIOMASS
Publication number
20190360150
Publication date
Nov 28, 2019
VALMET AB
Andreas AVERHEIM
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method And System For Producing Market Pulp And Products Thereof
Publication number
20190284760
Publication date
Sep 19, 2019
Buckman Laboratories International, Inc.
Philip M. Hoekstra
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
ARRANGEMENT AND SYSTEM FOR FEEDING BIOMASS MATERIAL TO A TREATMENT...
Publication number
20190264386
Publication date
Aug 29, 2019
VALMET AB
Patrik PETTERSSON
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information
Patent Application
PROCESSES AND SYSTEMS FOR THE PULPING OF LIGNOCELLULOSIC MATERIALS
Publication number
20180105982
Publication date
Apr 19, 2018
ANDRITZ INC.
Antti LUUKKONEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CONTINUOUS HORIZONTAL DIGESTER
Publication number
20180044854
Publication date
Feb 15, 2018
HAO LI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
ARRANGEMENT AND SYSTEM FOR FEEDING BIOMASS MATERIAL TO A TREATMENT...
Publication number
20170314198
Publication date
Nov 2, 2017
VALMET AB
Patrik PETTERSSON
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Application
METHOD FOR PROCESSING STRAW
Publication number
20170306556
Publication date
Oct 26, 2017
Nafici Enfironmental Research
Shahriar Nafici
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
HEATING OF HYDRAULIC DIGESTERS
Publication number
20170260693
Publication date
Sep 14, 2017
ANDRITZ OY
Auvo KETTUNEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PLUG SCREW FEEDER, FEEDER ARRANGEMENT AND SYSTEM FOR TREATMENT OF L...
Publication number
20170217687
Publication date
Aug 3, 2017
VALMET AB
Jan Detlefsen
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
METHOD AND APPARATUS FOR PUMPING SAWDUST FEED IN A SAWDUST PULPING...
Publication number
20170175328
Publication date
Jun 22, 2017
ANDRITZ INC.
Tyson Bradford HUNT
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE