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D21F5/188
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D
TEXTILES PAPER
D21
Papermaking
D21F
PAPER-MAKING MACHINES METHODS OF PRODUCING PAPER THEREON
D21F5/00
Dryer section of machines for making continuous webs of paper
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D21F5/188
Blowing devices
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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
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
Paper web air foil of a papermaking machine
Patent number
11,814,792
Issue date
Nov 14, 2023
First Quality Tissue, LLC
Theodore D. Kennedy
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
Fibrous structures
Patent number
11,198,972
Issue date
Dec 14, 2021
The Procter & Gamble Company
Fei Wang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fibrous structures
Patent number
11,162,224
Issue date
Nov 2, 2021
The Procter & Gamble Company
Fei Wang
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information
Patent Grant
Creped fibrous structures
Patent number
10,745,865
Issue date
Aug 18, 2020
The Procter & Gamble Company
Fei Wang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Differential pillow height fibrous structures
Patent number
10,745,864
Issue date
Aug 18, 2020
The Procter & Gamble Company
Fei Wang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fibrous structures
Patent number
10,538,881
Issue date
Jan 21, 2020
The Procter & Gamble Company
Fei Wang
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information
Patent Grant
End part of an air dryer, air dryer, method in the end part of an a...
Patent number
7,993,491
Issue date
Aug 9, 2011
Metso Paper, Inc.
Pertti Heikkilä
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Nozzle arrangement in airborne web-drying and method for improving...
Patent number
6,598,315
Issue date
Jul 29, 2003
Metso Paper, Inc.
Pertti Heikkilä
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Device for the suspension guidance of a travelling web
Patent number
6,502,735
Issue date
Jan 7, 2003
Kreiger GmbH & Co.
Kurt F. Krieger
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Flotation dryer unit and method of use
Patent number
6,289,607
Issue date
Sep 18, 2001
Metso Paper, Inc.
Rami Aaltonen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Arrangement and method for treatment of webs using nozzles with neg...
Patent number
5,299,364
Issue date
Apr 5, 1994
Valmet Paper Machinery Inc.
Pertti Heikkila
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Device for float-conveying of webs of material
Patent number
5,016,363
Issue date
May 21, 1991
Kurt Krieger
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Arrangement for an exhaust in a plant arranged for the heat-treatme...
Patent number
4,990,085
Issue date
Feb 5, 1991
Impact Systems Inc.
Jurgen Socha
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Arrangement of pressure nozzles for the treatment of webs
Patent number
4,932,140
Issue date
Jun 12, 1990
Valmet Paper Machinery Inc.
Matti Lepisto
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Apparatus for the contactless guiding of webs of material
Patent number
4,893,416
Issue date
Jan 16, 1990
Hilmar Vits
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Floater radiation dryer
Patent number
4,854,052
Issue date
Aug 8, 1989
Valmet Oy
Matti Korpela
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Non-contact web turning and drying apparatus
Patent number
4,848,633
Issue date
Jul 18, 1989
Thermo Electron Web Systems, Inc.
Kenneth G. Hagen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Steam-shower apparatus and method of using same
Patent number
4,765,067
Issue date
Aug 23, 1988
Thermo Electron Web Systems, Inc.
Bruce F. Taylor
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Arrangement in material drying systems
Patent number
4,719,708
Issue date
Jan 19, 1988
Flakt AB
Sven I. Karlsson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Steam-shower apparatus and method of using same
Patent number
4,685,221
Issue date
Aug 11, 1987
Thermo Electron Web Systems, Inc.
Bruce F. Taylor
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Web dryer with control of air infiltration
Patent number
4,606,137
Issue date
Aug 19, 1986
Thermo Electron Web Systems, Inc.
Rodger E. Whipple
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Coanda nozzle dryer
Patent number
4,601,116
Issue date
Jul 22, 1986
Worldwide Converting Machinery, Inc.
Leonard C. Krimsky
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Flotation nozzle
Patent number
4,437,612
Issue date
Mar 20, 1984
Midland-Ross Corporation
Stephen Russ
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Web dryer nozzle assembly
Patent number
4,414,757
Issue date
Nov 15, 1983
Overly, Incorporated
Rodger E. Whipple
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Nozzle apparatus for handling web material
Patent number
4,384,666
Issue date
May 24, 1983
Valmet Oy
Vesa Koponen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Gas nozzle for use in treating material webs
Patent number
4,274,210
Issue date
Jun 23, 1981
Valmet Oy
Charles Stengard
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Nozzle apparatus for airborne paper web dryers
Patent number
4,247,993
Issue date
Feb 3, 1981
Valmet Oy
Yngve Lindstrom
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
Fibrous Structures
Publication number
20240229357
Publication date
Jul 11, 2024
The Procter & Gamble Company
Fei Wang
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information
Patent Application
SYSTEM AND METHOD FOR CONTROLLING PROCESS FLUIDS IN A PLANT FOR MAN...
Publication number
20230295872
Publication date
Sep 21, 2023
ANDRITZ Novimpianti S.r.l.
Pietro SACCOMANO
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
PAPER WEB AIR FOIL OF A PAPERMAKING MACHINE
Publication number
20220090320
Publication date
Mar 24, 2022
FIRST QUALITY TISSUE, LLC
Theodore D. Kennedy
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
FIBROUS STRUCTURES
Publication number
20220064866
Publication date
Mar 3, 2022
The Procter & Gamble Company
Fei Wang
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information
Patent Application
NOZZLE BOX FOR AIR-BORNE CONTINUOUS PAPER SHEET DRYING
Publication number
20180142413
Publication date
May 24, 2018
Solaronics S.A.
Nicolas EVEN
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Fibrous Structures
Publication number
20180112358
Publication date
Apr 26, 2018
The Procter & Gamble Company
Fei Wang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Fibrous Structures
Publication number
20180112357
Publication date
Apr 26, 2018
The Procter & Gamble Company
Fei Wang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Differential Pillow Height Fibrous Structures
Publication number
20180112361
Publication date
Apr 26, 2018
The Procter & Gamble Company
Fei Wang
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR DRYING A FIBROUS WEB IN A DRYING DEVICE, AND DRYING DEVICE
Publication number
20140060764
Publication date
Mar 6, 2014
VOITH PATENT GmbH
Elivaldo Elenildo Da Silva
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
DRYING BOX COMPRISING AT LEAST TWO ZONES FOR DRYING A CELLULOSE PUL...
Publication number
20130232812
Publication date
Sep 12, 2013
ANDRITZ TECHNOLOGY AND ASSET MANAGEMENT GMBH
Roland Kampris
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
End Part of an Air Dryer, Air Dryer, Method in the End Part of an A...
Publication number
20100043994
Publication date
Feb 25, 2010
Metso Paper, Inc.
Pertti Hikkilä
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE