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D21F5/048
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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
Current Industry
D21F5/048
in combination with other heating means
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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
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
Method for producing sheet containing fine fibers
Patent number
11,542,659
Issue date
Jan 3, 2023
Oji Holdings Corporation
Eiichi Mikami
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
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
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
Method for producing sheet containing fine fibers
Patent number
10,697,118
Issue date
Jun 30, 2020
Oji Holdings Corporation
Eiichi Mikami
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
Arrangement in tissue machine
Patent number
6,200,425
Issue date
Mar 13, 2001
Neles Paper Automation Oy
Kari Pellinen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for drying a surface-treated paper web in an after-dryer of...
Patent number
5,968,590
Issue date
Oct 19, 1999
Valmet Corporation
Pasi Ahonen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Machine for producing a material web
Patent number
5,926,971
Issue date
Jul 27, 1999
Voith Sulzer Papiermaschinen GmbH
Tri Chau-Huu
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Paper machine and methods for drying a paper web
Patent number
5,862,613
Issue date
Jan 26, 1999
Valmet Corporation
Reima Kerttula
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Dryer sections of a paper machine
Patent number
5,775,001
Issue date
Jul 7, 1998
Valmet Corporation
Reima Kerttula
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Apparatus for profile control of a sheet having a removable screen
Patent number
5,711,087
Issue date
Jan 27, 1998
Measurex Devron Inc.
Milo Pazdera
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Enhancing cross-directional stretch and tensile energy absorption d...
Patent number
5,694,702
Issue date
Dec 9, 1997
International Paper Company
Dennis W. Anderson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Methods for drying a paper web
Patent number
5,630,285
Issue date
May 20, 1997
Valmet Corporation
Reima Kerttula
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Dryer sections of a paper machine
Patent number
5,586,397
Issue date
Dec 24, 1996
Valmet Corporation
Reima Kerttula
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Apparatus for drying roll material
Patent number
5,291,666
Issue date
Mar 8, 1994
International Paper Company
Vladislva A. Babinsky
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method and apparatus for the levelling of the humidity profile of a...
Patent number
4,823,477
Issue date
Apr 25, 1989
Imatran Voima Oy
Mauri Soininen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method and apparatus for the rapid consolidation and/or drying of m...
Patent number
4,788,779
Issue date
Dec 6, 1988
Pulp and Paper Research Institute of Canada
Donald G. Sparkes
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method and apparatus for eliminating wet streaks in fibrous sheets...
Patent number
4,188,731
Issue date
Feb 19, 1980
Fred W. Rauskolb
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Drying apparatus
Patent number
4,103,434
Issue date
Aug 1, 1978
Richard Turner Walker
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
CREPED FIBROUS STRUCTURES
Publication number
20230027102
Publication date
Jan 26, 2023
The Procter & Gamble Company
Fei WANG
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Fibrous Structures
Publication number
20220178076
Publication date
Jun 9, 2022
Fei Wang
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
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
CREPED FIBROUS STRUCTURES
Publication number
20200354896
Publication date
Nov 12, 2020
The Procter & Gamble Company
Fei WANG
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information
Patent Application
METHOD FOR PRODUCING SHEET CONTAINING FINE FIBERS
Publication number
20200256014
Publication date
Aug 13, 2020
OJI HOLDINGS CORPORATION
Eiichi MIKAMI
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Fibrous Structures
Publication number
20200109520
Publication date
Apr 9, 2020
The Procter & Gamble Company
Fei Wang
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
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