Pretreatment of the raw materials by chemical or physical means

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D21B1/02

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Parent Industries

DTEXTILES PAPER D21Papermaking D21BFIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT D21B1/00Fibrous raw materials or their mechanical treatment

Current Industry

D21B1/02Pretreatment of the raw materials by chemical or physical means

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Cellulose processing
- Patent number 12,269,936
- Issue date Apr 8, 2025
- COOPERATIE KONINKLIJKE COSUN U.A.
- Conrardus Hubertus Joseph Theeuwen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Fiber body manufacturing apparatus and defibrating device
- Patent number 12,264,437
- Issue date Apr 1, 2025
- Seiko Epson Corporation
- Naoko Omagari
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Process of transforming waste material into useful material
- Patent number 12,241,202
- Issue date Mar 4, 2025
- Bouldin Corporation
- David C. Palmer
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Separation of fibers
- Patent number 12,215,459
- Issue date Feb 4, 2025
- CIRCULOSE AB
- Michael Ternström
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Absorptive article quick decomposition system and operating method...
- Patent number 12,214,391
- Issue date Feb 4, 2025
- YI CHUN GREEN TECHNOLOGY CO., LTD.
- Pei-Jen Wu
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Purified medicinal cannabis non-hemp hurd fiber, and articles conta...
- Patent number 12,188,180
- Issue date Jan 7, 2025
- David Pauwels
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Liquid-absorbing raw materials processing system and operating meth...
- Patent number 12,168,251
- Issue date Dec 17, 2024
- YI CHUN GREEN TECHNOLOGY CO., LTD.
- Pei-Jen Wu
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Fiber raw materials processing system and operating method thereof
- Patent number 12,162,052
- Issue date Dec 10, 2024
- YI CHUN GREEN TECHNOLOGY CO., LTD.
- Pei-Jen Wu
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Apparatus and method for processing a suspension comprising organic...
- Patent number 12,157,973
- Issue date Dec 3, 2024
- CELLWOOD MACHINERY
- Stefan Virtanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Preparation method of tea residue fiber raw materials and applicati...
- Patent number 12,123,142
- Issue date Oct 22, 2024
- Pengji Chen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Juncao pulp for spinning and preparation method and use thereof
- Patent number 12,071,725
- Issue date Aug 27, 2024
- XINXIANG CHEMICAL FIBRE CO., LTD.
- Yueting Xie
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process of transforming waste material into useful material
- Patent number 11,952,715
- Issue date Apr 9, 2024
- Bouldin Corporation
- David C. Palmer
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Method and system for treating municipal solid waste
- Patent number 11,931,781
- Issue date Mar 19, 2024
- GLOBAL ORGANICS ENERGY
- Joseph Anderson
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Process to recover a portion of post-recycling municipal solid waste
- Patent number 11,898,308
- Issue date Feb 13, 2024
- Anaergia Inc.
- Andrew Benedek
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
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
Modified sulfuric acid and uses thereof
- Patent number 11,846,067
- Issue date Dec 19, 2023
- SixRing Inc.
- Clay Purdy
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for producing strong and soft tissue and towel products
- Patent number 11,834,787
- Issue date Dec 5, 2023
- The Procter & Gamble Company
- Osman Polat
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for controlling thermoplasticity and toughness of redox-modi...
- Patent number 11,767,403
- Issue date Sep 26, 2023
- South China University of Technology
- Yanhong Feng
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Defibrating method, fiber body forming method, and defibrating machine
- Patent number 11,746,468
- Issue date Sep 5, 2023
- Seiko Epson Corporation
- Tetsuya Aoyama
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Cellulose processing
- Patent number 11,739,197
- Issue date Aug 29, 2023
- COOPERATIE KONINKLIJKE COSUN U.A.
- Conrardus Hubertus Joseph Theeuwen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for producing bleached wood fibre material
- Patent number 11,725,338
- Issue date Aug 15, 2023
- BASF SE
- Stefan Erren
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Defibrated material manufacturing device
- Patent number 11,724,414
- Issue date Aug 15, 2023
- Seiko Epson Corporation
- Yoichi Miyasaka
- B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information Patent Grant
Anaerobic digestion system
- Patent number 11,691,903
- Issue date Jul 4, 2023
- Abdolreza Assadi
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Method and system for recovering pulp fibers from used absorbent ar...
- Patent number 11,673,172
- Issue date Jun 13, 2023
- Unicharm Corporation
- Takayoshi Konishi
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Methods for the separation of baobab fibers
- Patent number 11,643,774
- Issue date May 9, 2023
- HOPE TREE INTERNATIONAL GMBH
- Lambert Dustin Dinzinger
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Method and system for treating municipal solid waste
- Patent number 11,583,905
- Issue date Feb 21, 2023
- GLOBAL ORGANICS ENERGY
- Joseph Anderson
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
System and method for treating biomass material
- Patent number 11,565,272
- Issue date Jan 31, 2023
- Valmet AB
- Patrik Pettersson
- B08 - CLEANING
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 producing a fibrous material
- Patent number 11,535,983
- Issue date Dec 27, 2022
- Andritz AG
- Oleg Shagaev
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Methods of using multi-ligand metal complexes to perform oxidative...
- Patent number 11,530,458
- Issue date Dec 20, 2022
- Board of Trustees of Michigan State University
- David B. Hodge
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...

Patents Applicationslast 30 patents

Information Patent Application
STIRRING DEVICE, FIBER STRUCTURE MANUFACTURING APPARATUS, AND METHO...
- Publication number 20250073655
- Publication date Mar 6, 2025
- SEIKO EPSON CORPORATION
- Koji MOTOHASHI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
HIGHLY REFINED PULP FROM FIBERS OBTAINED FROM USED BEVERAGE CARTONS
- Publication number 20250043512
- Publication date Feb 6, 2025
- STORA ENSO OYJ
- Carl-Henrik Ljungqvist
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A method, uses of the same, a pulp composition, and a system
- Publication number 20250027270
- Publication date Jan 23, 2025
- METSÄ BOARD OYJ
- Mikko Nikamaa
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
NANOCELLULOSE-POLYMER COMPOSITES, AND PROCESSES FOR PRODUCING THEM
- Publication number 20250011584
- Publication date Jan 9, 2025
- GRANBIO INTELLECTUAL PROPERTY HOLDINGS, LLC
- Kimberly NELSON
- B82 - NANO-TECHNOLOGY
Information Patent Application
SYSTEM AND METHOD FOR ISOLATING LIGAN AND SYNTHESIZING NANOCELLULOS...
- Publication number 20250003150
- Publication date Jan 2, 2025
- ALLIANCE BIOENERGY PLUS, INC., DBA BLUE BIOFUELS
- Benjamin SLAGER
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
A METHOD FOR CHEMICAL PULP PRODUCTION IN A MULTI-STAGE PROCESS
- Publication number 20240410109
- Publication date Dec 12, 2024
- Andritz AB
- Ola LARSSON
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
LIGNIN REMOVAL FROM LIGNOCELLULOSIC WASTE USING REJECTED BRINE SOLU...
- Publication number 20240368353
- Publication date Nov 7, 2024
- UNITED ARAB EMIRATES UNIVERSITY
- Mohsin RAZA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHODS FOR PRODUCING PULP AND PAPER PRODUCTS FROM PLANTS HAVING BA...
- Publication number 20240295074
- Publication date Sep 5, 2024
- GOLDCUP 33965 AB (UNC. HEJMAS AGRIFIBRE TECHNOLOGIES AB)
- Marek HEJDUK
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PROCESS OF USING NON-WOOD FIBERS TO CREATE PAPER PULP
- Publication number 20240263393
- Publication date Aug 8, 2024
- GAIA IP Holdings LLC
- Mark Majors
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD AND SYSTEM FOR TREATING MUNICIPAL SOLID WASTE
- Publication number 20240238853
- Publication date Jul 18, 2024
- GLOBAL ORGANICS ENERGY
- Joseph ANDERSON
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Application
PROCESS OF TRANSFORMING WASTE MATERIAL INTO USEFUL MATERIAL
- Publication number 20240209570
- Publication date Jun 27, 2024
- BOULDIN CORPORATION
- David C. Palmer
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Application
HYGROMORPHIC COMPOSITE MATERIAL
- Publication number 20240150959
- Publication date May 9, 2024
- Nanyang Technological University
- Nam-Joon CHO
- G01 - MEASURING TESTING
Information Patent Application
METHOD FOR PRODUCING AIR-LAID PRODUCTS
- Publication number 20240141568
- Publication date May 2, 2024
- VOITH PATENT GmbH
- Thomas Ehl
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
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
PROCESS FOR PRODUCING AND USING FIBRILLATED BIODEGRADABLE MICROFIBERS
- Publication number 20240102238
- Publication date Mar 28, 2024
- nicholas morris
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
PULP FOR JUNCAO SPINNING AND PREPARATION METHOD AND USE THEREOF
- Publication number 20240084507
- Publication date Mar 14, 2024
- XINXIANG CHEMICAL FIBRE CO., LTD.
- Yijie XIE
- D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
Information Patent Application
PROCESS FOR PRODUCING STRONG AND SOFT TISSUE AND TOWEL PRODUCTS
- Publication number 20240060237
- Publication date Feb 22, 2024
- The Procter & Gamble Company
- Osman POLAT
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Preparation Method of Tea Residue Fiber Raw Materials and Applicati...
- Publication number 20240018722
- Publication date Jan 18, 2024
- ZENCE OBJECT TECHNOLOGY (SHENZHEN) CO., LTD.
- PENGJI CHEN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR PROCESSING FIBROUS MATTER FROM WASTE MATERIAL
- Publication number 20240018696
- Publication date Jan 18, 2024
- Shikha SHAH
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Application
PULP MOLD COMPRISING SEAWEED, AND PRODUCTION METHOD FOR SAME
- Publication number 20240011224
- Publication date Jan 11, 2024
- MARINE INNOVATION, INC.
- Wan Young CHA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
MODIFIED SULFURIC ACID AND USES THEREOF
- Publication number 20230416985
- Publication date Dec 28, 2023
- SixRing Inc.
- Clay PURDY
- C01 - INORGANIC CHEMISTRY
Information Patent Application
CELLULOSE PROCESSING
- Publication number 20230357542
- Publication date Nov 9, 2023
- Coöperatie Koninklijke Cosun U.A.
- Conrardus Hubertus Joseph THEEUWEN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
APPARATUS FOR RECYCLING OF LIGNOCELLULOSIC FIBRES FROM FIBREBOARDS
- Publication number 20230313454
- Publication date Oct 5, 2023
- IKEA Supply AG
- Jan-Olof FECHTER
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Application
HIGH YIELD CHEMICAL PULPING AND BLEACHING PROCESS
- Publication number 20230265609
- Publication date Aug 24, 2023
- GPCP IP Holdings LLC
- Jeffrey A. Lee
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A PRE-HYDROLYSIS PRESSURE VESSEL SYSTEM COMPRISING A CLEANING ARRAN...
- Publication number 20230256411
- Publication date Aug 17, 2023
- VALMET AB
- Patrik PETTERSSON
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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
SEPARATION DEVICE
- Publication number 20230220625
- Publication date Jul 13, 2023
- SEIKO EPSON CORPORATION
- Naoko OMAGARI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SEPARATION DEVICE AND SHEET MANUFACTURING APPARATUS
- Publication number 20230220619
- Publication date Jul 13, 2023
- SEIKO EPSON CORPORATION
- Naoko OMAGARI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
FIBER BODY MANUFACTURING APPARATUS AND DEFIBRATING DEVICE
- Publication number 20230220626
- Publication date Jul 13, 2023
- SEIKO EPSON CORPORATION
- Naoko OMAGARI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD AND SYSTEM FOR TREATING MUNICIPAL SOLID WASTE
- Publication number 20230173563
- Publication date Jun 8, 2023
- GLOBAL ORGANICS ENERGY
- Joseph ANDERSON
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL

Pretreatment of the raw materials by chemical or physical means

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Cellulose processing

Fiber body manufacturing apparatus and defibrating device

Process of transforming waste material into useful material

Separation of fibers

Absorptive article quick decomposition system and operating method...

Purified medicinal cannabis non-hemp hurd fiber, and articles conta...

Liquid-absorbing raw materials processing system and operating meth...

Fiber raw materials processing system and operating method thereof

Apparatus and method for processing a suspension comprising organic...

Preparation method of tea residue fiber raw materials and applicati...

Juncao pulp for spinning and preparation method and use thereof

Process of transforming waste material into useful material

Method and system for treating municipal solid waste

Process to recover a portion of post-recycling municipal solid waste

Processes, methods, and systems for chemo-mechanical cellular explo...

Modified sulfuric acid and uses thereof

Process for producing strong and soft tissue and towel products

Method for controlling thermoplasticity and toughness of redox-modi...

Defibrating method, fiber body forming method, and defibrating machine

Cellulose processing

Method for producing bleached wood fibre material

Defibrated material manufacturing device

Anaerobic digestion system

Method and system for recovering pulp fibers from used absorbent ar...

Methods for the separation of baobab fibers

Method and system for treating municipal solid waste

System and method for treating biomass material

Processes, methods, and systems for chemo-mechanical cellular explo...

Method for producing a fibrous material

Methods of using multi-ligand metal complexes to perform oxidative...

Patents Applicationslast 30 patents

STIRRING DEVICE, FIBER STRUCTURE MANUFACTURING APPARATUS, AND METHO...

HIGHLY REFINED PULP FROM FIBERS OBTAINED FROM USED BEVERAGE CARTONS

A method, uses of the same, a pulp composition, and a system

NANOCELLULOSE-POLYMER COMPOSITES, AND PROCESSES FOR PRODUCING THEM

SYSTEM AND METHOD FOR ISOLATING LIGAN AND SYNTHESIZING NANOCELLULOS...

A METHOD FOR CHEMICAL PULP PRODUCTION IN A MULTI-STAGE PROCESS

LIGNIN REMOVAL FROM LIGNOCELLULOSIC WASTE USING REJECTED BRINE SOLU...

METHODS FOR PRODUCING PULP AND PAPER PRODUCTS FROM PLANTS HAVING BA...

PROCESS OF USING NON-WOOD FIBERS TO CREATE PAPER PULP

METHOD AND SYSTEM FOR TREATING MUNICIPAL SOLID WASTE

PROCESS OF TRANSFORMING WASTE MATERIAL INTO USEFUL MATERIAL

HYGROMORPHIC COMPOSITE MATERIAL

METHOD FOR PRODUCING AIR-LAID PRODUCTS

PROCESSES, METHODS, AND SYSTEMS FOR CHEMO-MECHANICAL CELLULAR EXPLO...

PROCESS FOR PRODUCING AND USING FIBRILLATED BIODEGRADABLE MICROFIBERS

PULP FOR JUNCAO SPINNING AND PREPARATION METHOD AND USE THEREOF

PROCESS FOR PRODUCING STRONG AND SOFT TISSUE AND TOWEL PRODUCTS

Preparation Method of Tea Residue Fiber Raw Materials and Applicati...

METHOD FOR PROCESSING FIBROUS MATTER FROM WASTE MATERIAL

PULP MOLD COMPRISING SEAWEED, AND PRODUCTION METHOD FOR SAME

MODIFIED SULFURIC ACID AND USES THEREOF

CELLULOSE PROCESSING

APPARATUS FOR RECYCLING OF LIGNOCELLULOSIC FIBRES FROM FIBREBOARDS

HIGH YIELD CHEMICAL PULPING AND BLEACHING PROCESS

A PRE-HYDROLYSIS PRESSURE VESSEL SYSTEM COMPRISING A CLEANING ARRAN...

APPARATUS AND METHOD FOR PROCESSING A SUSPENSION COMPRISING ORGANIC...

SEPARATION DEVICE

SEPARATION DEVICE AND SHEET MANUFACTURING APPARATUS

FIBER BODY MANUFACTURING APPARATUS AND DEFIBRATING DEVICE

METHOD AND SYSTEM FOR TREATING MUNICIPAL SOLID WASTE