of the twin-wire type

Industry

CPC
D21F9/003

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Parent Industries

DTEXTILES PAPER D21Papermaking D21FPAPER-MAKING MACHINES METHODS OF PRODUCING PAPER THEREON D21F9/00Complete machines for making continuous webs of paper

Current Industry

D21F9/003of the twin-wire type

Industries

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Patents Grantslast 30 patents

Information Patent Grant
System and method of producing micro fibrillated cellulose (MFC)
- Patent number 12,006,628
- Issue date Jun 11, 2024
- VALMET TECHNOLOGIES OY
- Juha-Pekka Huhtanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Device and method for producing a fibrous web
- Patent number 12,006,631
- Issue date Jun 11, 2024
- Andritz AG
- Boris Jancic
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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
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
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 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
Tissue paper making machine and a method of operating a tissue pape...
- Patent number 11,220,785
- Issue date Jan 11, 2022
- Valmet Aktiebolag
- Joakim Aronsson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for preparing a membrane from fibril cellulose and fibril, c...
- Patent number 11,207,803
- Issue date Dec 28, 2021
- UPM-Kymmene Corporation
- Marko Bessonoff
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Paper roll production apparatus
- Patent number 11,155,964
- Issue date Oct 26, 2021
- CORELEX SHIN-EI CO., LTD.
- Satoshi Kurosaki
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Methods of making paper products using a molding roll
- Patent number 11,136,719
- Issue date Oct 5, 2021
- GPCP IP Holdings LLC
- David A. Beck
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
Methods of making paper products using a patterned cylinder
- Patent number 11,105,044
- Issue date Aug 31, 2021
- GPCP IP Holdings LLC
- Paul J. Ruthven
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Methods of making paper products using a molding roll
- Patent number 11,035,077
- Issue date Jun 15, 2021
- GPCP IP Holdings LLC
- David A. Beck
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for producing a fibre web
- Patent number 10,954,632
- Issue date Mar 23, 2021
- Teknologian tutkimuskeskus VTT Oy
- Riku Pihko
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Molding roll for making paper products
- Patent number 10,927,502
- Issue date Feb 23, 2021
- GPCP IP Holdings LLC
- David A. Beck
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for producing a fibrous material web
- Patent number 10,808,360
- Issue date Oct 20, 2020
- Andritz AG
- Andreas Anzel
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Methods of making paper products using a patterned cylinder
- Patent number 10,697,120
- Issue date Jun 30, 2020
- GPCP IP Holdings LLC
- Paul J. Ruthven
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of making a structured fibrous web and a creped fibrous web
- Patent number 10,633,794
- Issue date Apr 28, 2020
- Valmet Aktiebolag
- Karl-Johan Tolfsson
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Grant
Forming section for forming a fibrous web, a papermaking machine co...
- Patent number 10,472,768
- Issue date Nov 12, 2019
- Valmet Aktiebolag
- Antti Poikolainen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Supporting mechanism for a papermaking machine dewatering blade
- Patent number 10,246,825
- Issue date Apr 2, 2019
- Andritz Inc.
- David Cohen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Clupak paper
- Patent number 9,945,077
- Issue date Apr 17, 2018
- Nippon Paper Industries Co., Ltd.
- Keiko Hashiguchi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Compact former section
- Patent number 9,822,485
- Issue date Nov 21, 2017
- GAPCON S.R.L.
- Wolfgang Wiertz
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for producing fibre yarn
- Patent number 9,752,257
- Issue date Sep 5, 2017
- SPINNOVA OY
- Juha Salmela
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Device and method for drying fibrous material
- Patent number 9,506,692
- Issue date Nov 29, 2016
- Andritz AG
- Franz Petschauer
- F26 - DRYING
Information Patent Grant
Methods and apparatus for forming fluff pulp sheets
- Patent number 9,347,182
- Issue date May 24, 2016
- International Paper Company
- Jyrki T. Jaakkola
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Sheet forming unit for producing a material web and method for oper...
- Patent number 9,011,642
- Issue date Apr 21, 2015
- Voith Patent GmbH
- Christian Schmid
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Sheet forming unit for producing a material web and method for oper...
- Patent number 8,784,614
- Issue date Jul 22, 2014
- Voith Patent GmbH
- Christian Schmid
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and arrangement for ameliorating the dewatering in a thin wi...
- Patent number 8,758,571
- Issue date Jun 24, 2014
- Valmet AB
- Hans Lövgren
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for drying a fibrous web
- Patent number 8,544,184
- Issue date Oct 1, 2013
- Voith Patent GmbH
- Luiz C. Da Silva
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Twin fabric forming section with multiple drainage shoes
- Patent number 8,529,733
- Issue date Sep 10, 2013
- AstenJohnson, Inc.
- Vaughn Wildfong
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING A BARRIER FILM COMPRISING HIGHLY REFINED C...
- Publication number 20240229358
- Publication date Jul 11, 2024
- STORA ENSO OYJ
- Isto Heiskanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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
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
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
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
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
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
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
METHOD OF MAKING A MOLDED PAPER WEB
- Publication number 20210395948
- Publication date Dec 23, 2021
- GPCP IP Holdings LLC
- David A. Beck
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Application
Method and apparatus for producing a fibre web
- Publication number 20210156089
- Publication date May 27, 2021
- Teknologian Tutkimuskeskus VTT Oy
- Riku Pihko
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
MOLDING ROLL FOR MAKING PAPER PRODUCTS
- Publication number 20210087749
- Publication date Mar 25, 2021
- GPCP IP Holdings LLC
- David A. Beck
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
PAPER ROLL PRODUCTION APPARATUS
- Publication number 20200407915
- Publication date Dec 31, 2020
- CORELEX SHIN-EI CO., LTD.
- Satoshi KUROSAKI
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
METHODS OF MAKING PAPER PRODUCTS USING A PATTERNED CYLINDER
- Publication number 20200240082
- Publication date Jul 30, 2020
- GPCP IP Holdings LLC
- Paul J. Ruthven
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information Patent Application
Method and apparatus for producing a fibre web
- Publication number 20200040528
- Publication date Feb 6, 2020
- Teknologian Tutkimuskeskus VTT Oy
- Riku Pihko
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR PRODUCING A FIBROUS MATERIAL WEB
- Publication number 20190360155
- Publication date Nov 28, 2019
- Andreas Anzel
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
A FORMING SECTION FOR FORMING A FIBROUS WEB, A PAPERMAKING MACHINE...
- Publication number 20190338465
- Publication date Nov 7, 2019
- Valmet Aktiebolag
- Antti Poikolainen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
FORMING AND DEWATERING OF A COMPOSITE USING A DOUBLE WIRE PRESS
- Publication number 20180187375
- Publication date Jul 5, 2018
- STORA ENSO OYJ
- Thomas Pfitzner
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SUPPORTING MECHANISM FOR A PAPERMAKING MACHINE DEWATERING BLADE
- Publication number 20170268172
- Publication date Sep 21, 2017
- Paperchine, Inc.
- David Cohen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHODS AND APPARATUS FOR FORMING FLUFF PULP SHEETS
- Publication number 20170081802
- Publication date Mar 23, 2017
- International Paper Company
- JYRKI T. JAAKKOLA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
CLUPAK PAPER
- Publication number 20160355985
- Publication date Dec 8, 2016
- NIPPON PAPER INDUSTRIES CO., LTD.
- Keiko HASHIGUCHI
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHODS AND APPARATUS FOR FORMING FLUFF PULP SHEETS
- Publication number 20160237623
- Publication date Aug 18, 2016
- International Paper Company
- JYRKI T. JAAKKOLA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SHEET FORMING UNIT FOR PRODUCING A MATERIAL WEB AND METHOD FOR OPER...
- Publication number 20140290885
- Publication date Oct 2, 2014
- VOITH PATENT GmbH
- Christian Schmid
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
APPARATUS FOR PRODUCING A MATERIAL WEB
- Publication number 20140053998
- Publication date Feb 27, 2014
- VOITH PATENT GmbH
- Andreas Meschenmoser
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD AND ARRANGEMENT FOR AMELIORATING THE DEWATERING IN A THIN WI...
- Publication number 20130277003
- Publication date Oct 24, 2013
- Metso Paper Sweden AB
- Hans Lövgren
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SHEET FORMING UNIT FOR PRODUCING A MATERIAL WEB AND METHOD FOR OPER...
- Publication number 20130233502
- Publication date Sep 12, 2013
- VOITH PATENT GmbH
- Christian Schmid
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
DEVICE AND METHOD FOR DRYING FIBROUS MATERIAL
- Publication number 20130219739
- Publication date Aug 29, 2013
- Andritz AG
- Franz Petschauer
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHODS AND APPARATUS FOR FORMING FLUFF PULP SHEETS
- Publication number 20130213594
- Publication date Aug 22, 2013
- International Paper Company
- JYRKI T. JAAKKOLA
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD AND APPARATUS FOR DRYING A FIBROUS WEB
- Publication number 20130160321
- Publication date Jun 27, 2013
- VOITH PATENT GmbH
- Luiz C. Da Silva
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR OPERATING A SHEET-FORMING UNIT, AND SHEET FORMING UNIT
- Publication number 20130098573
- Publication date Apr 25, 2013
- VOITH PATENT GmbH
- Markus Häussler
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
METHOD FOR OPERATING A SHEET-FORMING UNIT, AND SHEET FORMING UNIT
- Publication number 20120193059
- Publication date Aug 2, 2012
- Markus Häussler
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

of the twin-wire type

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

System and method of producing micro fibrillated cellulose (MFC)

Device and method for producing a fibrous web

Crescent former for producing tissue paper

Molding roll for making paper products

Method of making a molded paper web

Device and method for producing a pulp web

Method and apparatus for producing a fiber web

Tissue paper making machine and a method of operating a tissue pape...

Method for preparing a membrane from fibril cellulose and fibril, c...

Paper roll production apparatus

Methods of making paper products using a molding roll

Methods of making paper products using a patterned cylinder

Methods of making paper products using a molding roll

Method and apparatus for producing a fibre web

Molding roll for making paper products

Method for producing a fibrous material web

Methods of making paper products using a patterned cylinder

Method of making a structured fibrous web and a creped fibrous web

Forming section for forming a fibrous web, a papermaking machine co...

Supporting mechanism for a papermaking machine dewatering blade

Clupak paper

Compact former section

Method and apparatus for producing fibre yarn

Device and method for drying fibrous material

Methods and apparatus for forming fluff pulp sheets

Sheet forming unit for producing a material web and method for oper...

Sheet forming unit for producing a material web and method for oper...

Method and arrangement for ameliorating the dewatering in a thin wi...

Method and apparatus for drying a fibrous web

Twin fabric forming section with multiple drainage shoes

Patents Applicationslast 30 patents

METHOD FOR MANUFACTURING A BARRIER FILM COMPRISING HIGHLY REFINED C...

METHOD FOR MANUFACTURING A BARRIER FILM COMPRISING HIGHLY REFINED C...

DEVICE AND METHOD FOR PRODUCING A FIBROUS WEB

Drive Arrangement and Drive Arrangement for a Twin-Wire Press

System and Method of Producing Micro Fibrillated Cellulose (MFC)

Device and Method for Producing a Pulp Web

Device and Method for Producing a Fibrous Web

A TISSUE PAPER MAKING MACHINE

METHOD OF MAKING A MOLDED PAPER WEB

Method and apparatus for producing a fibre web

MOLDING ROLL FOR MAKING PAPER PRODUCTS

PAPER ROLL PRODUCTION APPARATUS

METHODS OF MAKING PAPER PRODUCTS USING A PATTERNED CYLINDER

Method and apparatus for producing a fibre web

METHOD FOR PRODUCING A FIBROUS MATERIAL WEB

A FORMING SECTION FOR FORMING A FIBROUS WEB, A PAPERMAKING MACHINE...

FORMING AND DEWATERING OF A COMPOSITE USING A DOUBLE WIRE PRESS

SUPPORTING MECHANISM FOR A PAPERMAKING MACHINE DEWATERING BLADE

METHODS AND APPARATUS FOR FORMING FLUFF PULP SHEETS

CLUPAK PAPER

METHODS AND APPARATUS FOR FORMING FLUFF PULP SHEETS

SHEET FORMING UNIT FOR PRODUCING A MATERIAL WEB AND METHOD FOR OPER...

APPARATUS FOR PRODUCING A MATERIAL WEB

METHOD AND ARRANGEMENT FOR AMELIORATING THE DEWATERING IN A THIN WI...

SHEET FORMING UNIT FOR PRODUCING A MATERIAL WEB AND METHOD FOR OPER...

DEVICE AND METHOD FOR DRYING FIBROUS MATERIAL

METHODS AND APPARATUS FOR FORMING FLUFF PULP SHEETS

METHOD AND APPARATUS FOR DRYING A FIBROUS WEB

METHOD FOR OPERATING A SHEET-FORMING UNIT, AND SHEET FORMING UNIT

METHOD FOR OPERATING A SHEET-FORMING UNIT, AND SHEET FORMING UNIT