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Complete machines for making continuous webs of paper
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CPC
D21F9/00
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Parent Industries
D
TEXTILES PAPER
D21
Papermaking
D21F
PAPER-MAKING MACHINES METHODS OF PRODUCING PAPER THEREON
Current Industry
D21F9/00
Complete machines for making continuous webs of paper
Sub Industries
D21F9/003
of the twin-wire type
D21F9/006
paper or board consisting of two or more layers
D21F9/02
of the Fourdrinier type
D21F9/04
of the cylinder type
D21F9/043
with immersed cylinder
D21F9/046
with non-immersed cylinder
Industries
Overview
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Fibrous structures
Patent number
11,970,818
Issue date
Apr 30, 2024
The Procter & Gamble Company
Fei Wang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process and system for controlling temperature of a circulating foa...
Patent number
11,920,298
Issue date
Mar 5, 2024
Kimberly-Clark Worldwide, Inc.
Aisan Khodaei
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fiber body manufacturing apparatus, fiber body manufacturing unit,...
Patent number
11,920,300
Issue date
Mar 5, 2024
Seiko Epson Corporation
Masahide Nakamura
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Former of water laid asset that utilizes a structured fabric as the...
Patent number
11,913,170
Issue date
Feb 27, 2024
STRUCTURED I, LLC
James E. Sealey
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fibrous structures
Patent number
11,879,215
Issue date
Jan 23, 2024
The Procter & Gamble Company
Fei Wang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Defibrating apparatus and fiber body manufacturing apparatus
Patent number
11,851,817
Issue date
Dec 26, 2023
Seiko Epson Corporation
Naoko Omagari
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Defibrating apparatus and fiber body manufacturing apparatus
Patent number
11,846,071
Issue date
Dec 19, 2023
Seiko Epson Corporation
Naoko Omagari
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Crescent former for producing tissue paper
Patent number
11,834,788
Issue date
Dec 5, 2023
Valmet AB
Karl Adamsson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Sheet manufacturing apparatus
Patent number
11,814,791
Issue date
Nov 14, 2023
Seiko Epson Corporation
Naoto Aruga
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Web transportation apparatus and fiber article producing apparatus
Patent number
11,807,985
Issue date
Nov 7, 2023
Seiko Epson Corporation
Kentaro Yamada
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Sheet manufacturing method and sheet manufacturing apparatus
Patent number
11,807,988
Issue date
Nov 7, 2023
Seiko Epson Corporation
Masahide Nakamura
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Molding roll for making paper products
Patent number
11,802,375
Issue date
Oct 31, 2023
GPCP IP Holdings LLC
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of making a molded paper web
Patent number
11,732,416
Issue date
Aug 22, 2023
GPCP IP Holdings LLC
David A. Beck
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information
Patent Grant
Fiber body forming apparatus and control method of fiber body formi...
Patent number
11,732,415
Issue date
Aug 22, 2023
Seiko Epson Corporation
Katsuhito Gomi
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
Device and method for producing a pulp web
Patent number
11,702,796
Issue date
Jul 18, 2023
Andritz AG
Klaus Gissing
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for producing multi-layer paper
Patent number
11,680,371
Issue date
Jun 20, 2023
Solenis Technologies, L.P.
Christoph Hamers
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Device for the production of nonwoven fabric webs and method for in...
Patent number
11,655,574
Issue date
May 23, 2023
ANDRITZ KUESTERS GMBH
Dennis Latendorf
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Method and apparatus for producing a fiber web
Patent number
11,585,047
Issue date
Feb 21, 2023
Teknologian tutkimuskeskus VTT Oy
Riku Pihko
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Sheet manufacturing method
Patent number
11,566,375
Issue date
Jan 31, 2023
Seiko Epson Corporation
Yuki Oguchi
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Method of forming a three-layer board web and a forming section of...
Patent number
11,512,431
Issue date
Nov 29, 2022
VALMET TECHNOLOGIES OY
Juan Cecchini
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Creped fibrous structures
Patent number
11,486,097
Issue date
Nov 1, 2022
The Procter & Gamble Company
Fei Wang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Papermaking machine with press section
Patent number
11,466,404
Issue date
Oct 11, 2022
STRUCTURED I, LLC
James E. Sealey
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Sheet manufacturing apparatus, control method thereof, and sheet ma...
Patent number
11,459,703
Issue date
Oct 4, 2022
Seiko Epson Corporation
Naotaka Higuchi
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Paper-specific moisture control in a traveling paper web
Patent number
11,459,704
Issue date
Oct 4, 2022
INTPRO, LLC
Herbert B. Kohler
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Paper products having increased bending stiffness and cross-directi...
Patent number
11,441,268
Issue date
Sep 13, 2022
International Paper Company
John Mullaney Meazle
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Web structural body and manufacturing apparatus thereof
Patent number
11,427,941
Issue date
Aug 30, 2022
Seiko Epson Corporation
Tsukasa Ota
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Device for the production of nonwoven fabric webs and method for in...
Patent number
11,421,361
Issue date
Aug 23, 2022
ANDRITZ KUESTERS GMBH
Dennis Latendorf
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Processing apparatus, sheet manufacturing apparatus, processing met...
Patent number
11,408,124
Issue date
Aug 9, 2022
Seiko Epson Corporation
Satomi Yoshioka
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fiber processing device, fibrous feedstock recycling device, and co...
Patent number
11,390,992
Issue date
Jul 19, 2022
Seiko Epson Corporation
Yuki Oguchi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
BARRIER COATINGS APPLIED TO NANOCELLULOSE-COATED PAPER AND PAPERBOARD
Publication number
20240167227
Publication date
May 23, 2024
FiberLean Technologies Limited
Thomas REEVE-LARSON
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD AND MACHINE FOR PRODUCING A FIBROUS WEB
Publication number
20240141590
Publication date
May 2, 2024
Voith Patent GmbH
Alexander Gloning
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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
METHOD FOR MANUFACTURING A BARRIER FILM COMPRISING HIGHLY REFINED C...
Publication number
20240133118
Publication date
Apr 25, 2024
STORA ENSO OYJ
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SHEET MANUFACTURING APPARATUS AND SHEET MANUFACTURING METHOD
Publication number
20240110334
Publication date
Apr 4, 2024
SEIKO EPSON CORPORATION
Keisuke MIYAUCHI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SHEET MANUFACTURING APPARATUS AND SHEET MANUFACTURING METHOD
Publication number
20240110335
Publication date
Apr 4, 2024
SEIKO EPSON CORPORATION
Keisuke MIYAUCHI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SHEET MANUFACTURING APPARATUS
Publication number
20240102243
Publication date
Mar 28, 2024
SEIKO EPSON CORPORATION
Hidemasa KANADA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SHEET MANUFACTURING APPARATUS
Publication number
20240093430
Publication date
Mar 21, 2024
SEIKO EPSON CORPORATION
Hidemasa KANADA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
INSTALLATION AND METHOD FOR PRODUCING A FIBROUS MATERIAL WEB
Publication number
20240084508
Publication date
Mar 14, 2024
VOITH PATENT GmbH
Egon Friesenhahn
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD AND DEVICE FOR PRODUCING OR TREATING A WEB OF FIBROUS MATERIAL
Publication number
20240084509
Publication date
Mar 14, 2024
VOITH PATENT GmbH
Julia Spengler
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
INCLINED-WIRE FORMER AND METHOD OF PRODUCING A FIBROUS WEB
Publication number
20240060238
Publication date
Feb 22, 2024
VOITH PATENT GmbH
Egon Friesenhahn
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
DEVICE AND METHOD FOR PRODUCING A FIBROUS WEB
Publication number
20240018721
Publication date
Jan 18, 2024
VOITH PATENT GmbH
Calvin Hayden
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PAPER MAKING MACHINE AND PROCESS
Publication number
20240003085
Publication date
Jan 4, 2024
TOSCOTEC S.P.A.
Luca GHELLI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Drive Arrangement and Drive Arrangement for a Twin-Wire Press
Publication number
20230399798
Publication date
Dec 14, 2023
Andritz AG
Mahir Mehinagic
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Process and System for Controlling Temperature of a Circulating Foa...
Publication number
20230399799
Publication date
Dec 14, 2023
Kimberly-Clark Worldwide, Inc.
Aisan Khodaei
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PAPER PRODUCTS HAVING INCREASED BENDING STIFFNESS AND CROSS-DIRECTI...
Publication number
20230250582
Publication date
Aug 10, 2023
International Paper Company
John Mullaney Meazle
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
System and Method of Producing Micro Fibrillated Cellulose (MFC)
Publication number
20230193558
Publication date
Jun 22, 2023
VALMET TECHNOLOGIES OY
Juha-Pekka HUHTANEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
MULTILAYER FILM COMPRISING HIGHLY REFINED CELLULOSE FIBERS
Publication number
20230135217
Publication date
May 4, 2023
STORA ENSO OYJ
Isto Heiskanen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
WEB TRANSPORTATION APPARATUS AND FIBER ARTICLE PRODUCING APPARATUS
Publication number
20230075175
Publication date
Mar 9, 2023
SEIKO EPSON CORPORATION
Kentaro YAMADA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Device and Method for Producing a Pulp Web
Publication number
20230064891
Publication date
Mar 2, 2023
Andritz AG
Klaus Gissing
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PAPER-SPECIFIC MOISTURE CONTROL IN A TRAVELING PAPER WEB
Publication number
20230052502
Publication date
Feb 16, 2023
INTPRO, LLC
Herbert B. Kohler
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Device and Method for Producing a Fibrous Web
Publication number
20230030264
Publication date
Feb 2, 2023
Andritz AG
Boris Jancic
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
DEFIBRATING APPARATUS AND FIBER BODY MANUFACTURING APPARATUS
Publication number
20230029664
Publication date
Feb 2, 2023
SEIKO EPSON CORPORATION
Naoko OMAGARI
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Application
DEFIBRATING APPARATUS AND FIBER BODY MANUFACTURING APPARATUS
Publication number
20230034767
Publication date
Feb 2, 2023
SEIKO EPSON CORPORATION
Naoko OMAGARI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CREPED FIBROUS STRUCTURES
Publication number
20230027102
Publication date
Jan 26, 2023
The Procter & Gamble Company
Fei WANG
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
A TISSUE PAPER MAKING MACHINE
Publication number
20220412005
Publication date
Dec 29, 2022
Valmet Aktiebolag
Arvid JOHANSSON
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
FIBER BODY MANUFACTURING APPARATUS, FIBER BODY MANUFACTURING UNIT,...
Publication number
20220412004
Publication date
Dec 29, 2022
SEIKO EPSON CORPORATION
Masahide NAKAMURA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PAPERMAKING MACHINE WITH PRESS SECTION
Publication number
20220356646
Publication date
Nov 10, 2022
STRUCTURED I, LLC
James E. Sealey
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
DEVICE FOR THE PRODUCTION OF NONWOVEN FABRIC WEBS AND METHOD FOR IN...
Publication number
20220349099
Publication date
Nov 3, 2022
ANDRITZ KUESTERS GMBH
Dennis Latendorf
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
SHEET MANUFACTURING METHOD AND SHEET MANUFACTURING APPARATUS
Publication number
20220316138
Publication date
Oct 6, 2022
SEIKO EPSON CORPORATION
Masahide NAKAMURA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE