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D21F1/42
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Parent Industries
D
TEXTILES PAPER
D21
Papermaking
D21F
PAPER-MAKING MACHINES METHODS OF PRODUCING PAPER THEREON
D21F1/00
Wet end of machines for making continuous webs of paper
Current Industry
D21F1/42
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Patents Grants
last 30 patents
Information
Patent Grant
Extension device for an air guide box
Patent number
10,626,556
Issue date
Apr 21, 2020
PAPRIMA INDUSTRIES INC.
Roman Caspar
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Apparatus and method for stabilizing a moving web
Patent number
8,192,582
Issue date
Jun 5, 2012
Andritz Paper Machinery Ltd.
Alain Chamberland
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Apparatus and method for stabilizing a moving web
Patent number
8,192,581
Issue date
Jun 5, 2012
Andritz Paper Machinery Ltd.
Alain Chamberland
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Pressure equalizing baffle and coanda air clamp
Patent number
8,083,896
Issue date
Dec 27, 2011
Honeywell ASCA Inc.
Michael Kon Yew Hughes
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Local tension generating air stabilization system for web products
Patent number
7,892,399
Issue date
Feb 22, 2011
Honeywell ASCA Inc.
Duck Graham
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Air clamp stabilizer for continuous web materials
Patent number
6,936,137
Issue date
Aug 30, 2005
Honeywell International Inc.
Stefan Moeller
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Web threading system
Patent number
4,014,487
Issue date
Mar 29, 1977
Crown Zellerbach Corporation
Imants Reba
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Web threading system
Patent number
3,999,696
Issue date
Dec 28, 1976
Crown Zellerbach Corporation
Imants Reba
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Guide shower for a fabric belt
Patent number
3,966,544
Issue date
Jun 29, 1976
JWI Ltd.
Henry Johnson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
EXTENSION DEVICE FOR AN AIR GUIDE BOX
Publication number
20120241426
Publication date
Sep 27, 2012
PAPRIMA INDUSTRIES INC.
Roman Caspar
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
DRY END WEB TRANSPORT SYSTEM
Publication number
20120145347
Publication date
Jun 14, 2012
Metso Paper, Inc.
Philip V.C. Ponka
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
APPARATUS AND METHOD FOR STABILIZING A MOVING WEB
Publication number
20120006875
Publication date
Jan 12, 2012
ANDRITZ PAPER MACHINERY LTD.
Alain CHAMBERLAND
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
APPARATUS AND METHOD FOR STABILIZING A MOVING WEB
Publication number
20110005698
Publication date
Jan 13, 2011
ANDRITZ PAPER MACHINERY LTD.
Alain CHAMBERLAND
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Pressure Equalizing Baffle and Coanda Air Clamp
Publication number
20100078140
Publication date
Apr 1, 2010
Honeywell ASCA Inc.
Michael Kon Yew Hughes
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Local Tension Generating Air Stabilization System for Web Products
Publication number
20090294084
Publication date
Dec 3, 2009
Honeywell ASCA Inc.
Graham Duck
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND DEVICE FOR GUIDING A PAPER WEB OR THE LIKE
Publication number
20090242156
Publication date
Oct 1, 2009
Kimmo Loippo
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Air clamp stabilizer for continuous web materials
Publication number
20030075293
Publication date
Apr 24, 2003
Stefan Moeller
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE