in fourdrinier machines

Industry

CPC
D21F1/20

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Parent Industries

DTEXTILES PAPER D21Papermaking D21FPAPER-MAKING MACHINES METHODS OF PRODUCING PAPER THEREON D21F1/00Wet end of machines for making continuous webs of paper

Current Industry

D21F1/20in fourdrinier machines

Industries

Patents Grantslast 30 patents

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
Shake mechanism for glass mat production line
- Patent number 7,597,779
- Issue date Oct 6, 2009
- Building Materials Investment Corporation
- Hemant Gupta
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Equipment for moving the roll of a paper machine
- Patent number 7,520,963
- Issue date Apr 21, 2009
- Metso Paper, Inc.
- Tapani Honkanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for treating a wire or a felt band in a papermaking insta...
- Patent number 7,175,744
- Issue date Feb 13, 2007
- Klaus Bartelmuss
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for forming a paper or tissue web
- Patent number 7,169,262
- Issue date Jan 30, 2007
- Vibre-Tech LLC
- Michael J. Bricco
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for forming a paper or tissue web
- Patent number 7,101,462
- Issue date Sep 5, 2006
- Vibre-Tech, LLC
- Michael J. Bricco
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for forming a paper or tissue web
- Patent number 6,702,925
- Issue date Mar 9, 2004
- Vibre-Tech LLC
- Michael J Bricco
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus and method of generating stock turbulence in a fourdrinie...
- Patent number 6,126,786
- Issue date Oct 3, 2000
- James D. White
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paper forming activity blade
- Patent number 6,030,501
- Issue date Feb 29, 2000
- Thermo Fibertek Inc.
- John A Neun
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Velocity induced drainage method and unit
- Patent number 5,951,823
- Issue date Sep 14, 1999
- Thermo Fibertek Inc.
- Luis Fernando Cabrera y Lopez Caram
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paper forming activity blade with mounting buttons
- Patent number 5,932,072
- Issue date Aug 3, 1999
- Thermo Fibertek Inc.
- John A Neun
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paper forming activity control with lifting variable inertial stimu...
- Patent number 5,922,173
- Issue date Jul 13, 1999
- Thermo Fibertek Inc.
- John A Neun
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Velocity induced drainage method and unit
- Patent number 5,830,322
- Issue date Nov 3, 1998
- Thermo Fibertek Inc.
- Luis Fernando Cabrera y Lopez Caram
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Under felt inclined flat former to produce multilayer or monolayer...
- Patent number 5,820,735
- Issue date Oct 13, 1998
- Smurfit Carton y Papel De Mexico
- Luis Fernando Cabrera Y Lopez Caram
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Under felt inclined flat former to produce multilayer or monolayer...
- Patent number 5,766,420
- Issue date Jun 16, 1998
- Smurfut Carton y Papel De Mexico
- Luis Fernando Cabrera y Lopez Caram
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paper machine including a hydraulic cylinder assembly with a non-me...
- Patent number 5,759,354
- Issue date Jun 2, 1998
- Voith Sulzer Paper Technology North America, Inc.
- Edwin X. Graf
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Formation in a two fabric paper machine
- Patent number 5,735,330
- Issue date Apr 7, 1998
- JWI Ltd.
- Werner Buchmann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Activity induction in papermaking
- Patent number 5,681,430
- Issue date Oct 28, 1997
- Thermo Fibertek Inc.
- John Neun
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Cross direction fiber movement and dewatering device
- Patent number 5,562,807
- Issue date Oct 8, 1996
- Mark R. Baluha
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Hydraulically actuated breast roll shake
- Patent number 5,560,808
- Issue date Oct 1, 1996
- Voith Sulzer Papiermaschinen GmbH
- Edwin X. Graf
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Turbulence roll for a web former
- Patent number 5,306,394
- Issue date Apr 26, 1994
- A. Ahlstrom Corporation
- Paul O. Meinander
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Dispersion roll in a fourdrinier machine
- Patent number 4,999,086
- Issue date Mar 12, 1991
- Edmund N. Marx
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Skimming blade with wave shaped troughs for a papermaking machine
- Patent number 4,789,433
- Issue date Dec 6, 1988
- Feldmuehle Aktiengesellschaft
- Karl-Dieter Fuchs
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Forming board elements
- Patent number 4,532,009
- Issue date Jul 30, 1985
- Albany International
- Leslie F. Nickerson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Eccentric-operated vibrating apparatus
- Patent number 4,485,693
- Issue date Dec 4, 1984
- Oy Tampella AB
- Hannu Heikkila
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Pulp agitating device and method having multiple protruding inserts
- Patent number 4,420,370
- Issue date Dec 13, 1983
- JWI Ltd.
- Nabil R. Saad
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for forming paper
- Patent number 4,306,934
- Issue date Dec 22, 1981
- Erkki O. Seppanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Forming paper using a curved fin to facilitate web transfer
- Patent number 4,243,482
- Issue date Jan 6, 1981
- Erkki O. Seppanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Stock formation in a paper making process
- Patent number 4,140,573
- Issue date Feb 20, 1979
- JWI Ltd.
- Henry Johnson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Paper machine shake
- Patent number 4,055,460
- Issue date Oct 25, 1977
- JWI Ltd.
- John Gordon Buchanan
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING A FILM COMPRISING HIGHLY REFINED CELLULOSE...
- Publication number 20230313464
- Publication date Oct 5, 2023
- STORA ENSO OYJ
- Anna Kauppi
- 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
PAPER PRODUCTS HAVING INCREASED BENDING STIFFNESS AND CROSS-DIRECTI...
- Publication number 20190211503
- Publication date Jul 11, 2019
- International Paper Company
- John Mullaney Meazle
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
DRAINAGE FOIL FOR USE IN AN INSTALLATION FOR PRODUCING A PAPER WEB...
- Publication number 20190062995
- Publication date Feb 28, 2019
- Klaus Bartelmuss
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Equipment for moving the roll of a paper machine
- Publication number 20070101817
- Publication date May 10, 2007
- Tapani Honkanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method and apparatus for forming a paper or tissue web
- Publication number 20070068644
- Publication date Mar 29, 2007
- Vibre-Tech, LLC.
- Michael J. Bricco
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Shake mechanism for glass mat production line
- Publication number 20060249267
- Publication date Nov 9, 2006
- Hemant Gupta
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Apparatus for treating a wire or a felt band in a papermaking insta...
- Publication number 20040163787
- Publication date Aug 26, 2004
- Klaus Bartelmuss
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method and apparatus for forming a paper or tissue web
- Publication number 20040149415
- Publication date Aug 5, 2004
- Vibre-Tech LLC
- Michael J. Bricco
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method and apparatus for forming a paper or tissue web
- Publication number 20040140077
- Publication date Jul 22, 2004
- Michael J. Bricco
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
System and method of using acoustic foil for enhanced dewatering an...
- Publication number 20020121354
- Publication date Sep 5, 2002
- Cyrus K. Aidun
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method and apparatus for forming a paper or tissue web
- Publication number 20020079076
- Publication date Jun 27, 2002
- Michael J. Bricco
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

in fourdrinier machines

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Paper products having increased bending stiffness and cross-directi...

Shake mechanism for glass mat production line

Equipment for moving the roll of a paper machine

Apparatus for treating a wire or a felt band in a papermaking insta...

Method and apparatus for forming a paper or tissue web

Method and apparatus for forming a paper or tissue web

Method and apparatus for forming a paper or tissue web

Apparatus and method of generating stock turbulence in a fourdrinie...

Paper forming activity blade

Velocity induced drainage method and unit

Paper forming activity blade with mounting buttons

Paper forming activity control with lifting variable inertial stimu...

Velocity induced drainage method and unit

Under felt inclined flat former to produce multilayer or monolayer...

Under felt inclined flat former to produce multilayer or monolayer...

Paper machine including a hydraulic cylinder assembly with a non-me...

Formation in a two fabric paper machine

Activity induction in papermaking

Cross direction fiber movement and dewatering device

Hydraulically actuated breast roll shake

Turbulence roll for a web former

Dispersion roll in a fourdrinier machine

Skimming blade with wave shaped troughs for a papermaking machine

Forming board elements

Eccentric-operated vibrating apparatus

Pulp agitating device and method having multiple protruding inserts

Method and apparatus for forming paper

Forming paper using a curved fin to facilitate web transfer

Stock formation in a paper making process

Paper machine shake

Patents Applicationslast 30 patents

METHOD FOR MANUFACTURING A FILM COMPRISING HIGHLY REFINED CELLULOSE...

PAPER PRODUCTS HAVING INCREASED BENDING STIFFNESS AND CROSS-DIRECTI...

PAPER PRODUCTS HAVING INCREASED BENDING STIFFNESS AND CROSS-DIRECTI...

DRAINAGE FOIL FOR USE IN AN INSTALLATION FOR PRODUCING A PAPER WEB...

Equipment for moving the roll of a paper machine

Method and apparatus for forming a paper or tissue web

Shake mechanism for glass mat production line

Apparatus for treating a wire or a felt band in a papermaking insta...

Method and apparatus for forming a paper or tissue web

Method and apparatus for forming a paper or tissue web

System and method of using acoustic foil for enhanced dewatering an...

Method and apparatus for forming a paper or tissue web