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D21F3/0263
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Parent Industries
D
TEXTILES PAPER
D21
Papermaking
D21F
PAPER-MAKING MACHINES METHODS OF PRODUCING PAPER THEREON
D21F3/00
Press section of machines for making continuous webs of paper
Current Industry
D21F3/0263
Sealing arrangements therefor
Industries
Overview
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Roll configuration for an air press of a papermaking machine
Patent number
6,875,310
Issue date
Apr 5, 2005
Voith Paper Patent GmbH
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Device for dewatering a fibrous material web
Patent number
6,708,423
Issue date
Mar 23, 2004
Voith Paper Patent GmbH
Klaus Dölle
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Main roll for an air press of a papermaking machine
Patent number
6,702,924
Issue date
Mar 9, 2004
Voith Paper Patent GmbH
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Sealing arrangement
Patent number
6,692,008
Issue date
Feb 17, 2004
Voith Paper Patent GmbH
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of forming a semipermeable membrane with intercommunicating...
Patent number
6,645,420
Issue date
Nov 11, 2003
Voith Sulzer Papiertechnik Patent GmbH
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Controlled-force end seal arrangement for an air press of a paperma...
Patent number
6,589,394
Issue date
Jul 8, 2003
Voith Paper Patent GmbH
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Cross-directional interlocking of rolls in an air press of a paperm...
Patent number
6,562,198
Issue date
May 13, 2003
Voith Paper Patent GmbH
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Paper making apparatus having pressurized chamber
Patent number
6,419,793
Issue date
Jul 16, 2002
Voith Sulzer Papiertechnik Patent GmbH
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Pressing apparatus having semipermeable membrane
Patent number
6,416,631
Issue date
Jul 9, 2002
Voith Sulzer Papiertechnik Patent GmbH
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Pressing apparatus having chamber sealing
Patent number
6,287,427
Issue date
Sep 11, 2001
Voith Sulzer Papiertechnik Patent GmbH
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Semipermeable membrane for pressing apparatus
Patent number
6,274,042
Issue date
Aug 14, 2001
Voith Sulzer Papiertechnik GmbH
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fiber web lamination and coating apparatus having pressurized chamber
Patent number
6,248,203
Issue date
Jun 19, 2001
Voith Sulzer Papiertechnik Patent GmbH
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Paper making apparatus having pressurized chamber
Patent number
6,190,506
Issue date
Feb 20, 2001
Voith Sulzer Papiertechnik Patent GmbH
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Pressing apparatus having chamber end sealing
Patent number
6,161,303
Issue date
Dec 19, 2000
Voith Sulzer Papiertechnik Patent GmbH
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Extended nip press for a paper machine
Patent number
4,173,249
Issue date
Nov 6, 1979
Oy Tampella AB
Seppo Holkko
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
Roll configuration for an air press of a papermaking machine
Publication number
20040188049
Publication date
Sep 30, 2004
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Semipermeable membrane with intercommunicating pores for pressing a...
Publication number
20040089168
Publication date
May 13, 2004
Voith Sulzer Papiertechnik Patent GmbH
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Sealing arrangement
Publication number
20030146581
Publication date
Aug 7, 2003
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Device for dewatering a fibrous material web
Publication number
20030101614
Publication date
Jun 5, 2003
VOITH PAPER PATENT GmbH
Klaus Dolle
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CROSS-DIRECTIONAL INTERLOCKING OF ROLLS IN AN AIR PRESS OF A PAPERM...
Publication number
20030056921
Publication date
Mar 27, 2003
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Controlled-force end seal arrangement for an air press of a paperma...
Publication number
20030056923
Publication date
Mar 27, 2003
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Main roll for an air press of a papermaking machine
Publication number
20030056922
Publication date
Mar 27, 2003
David A. Beck
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE