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D21F1/325
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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
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D21F1/325
with reciprocating devices
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Patents Grants
last 30 patents
Information
Patent Grant
Cleaning apparatus and fiber structure manufacturing apparatus
Patent number
11,725,343
Issue date
Aug 15, 2023
Seiko Epson Corporation
Hayato Yanagawa
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Cleaning system and method for cleaning a band circulating in a pap...
Patent number
11,613,847
Issue date
Mar 28, 2023
S.A. Giuseppe Cristini S.p.A.
Giovanni Cristini
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for cleaning a transport belt for manufacturing a paper web
Patent number
10,744,545
Issue date
Aug 18, 2020
GPCP IP Holdings LLC
Mark S. Hunter
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Monitoring system for monitoring the conditions of a band circulati...
Patent number
10,494,765
Issue date
Dec 3, 2019
S.A. Giuseppe Cristini S.p.A.
Matteo Michelotti
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of spraying chemical solution
Patent number
10,273,631
Issue date
Apr 30, 2019
Maintech Co., Ltd.
Hiroshi Sekiya
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Process for cleaning a transport belt for manufacturing a paper web
Patent number
10,201,840
Issue date
Feb 12, 2019
GPCP IP Holdings LLC
Mark S. Hunter
B08 - CLEANING
Information
Patent Grant
Method for spraying chemical solution
Patent number
9,937,521
Issue date
Apr 10, 2018
Maintech Co., Ltd.
Hiroshi Sekiya
B08 - CLEANING
Information
Patent Grant
Drain apparatus for a dry strainer cleaning head
Patent number
9,732,471
Issue date
Aug 15, 2017
PAPRIMA INDUSTRIES INC.
Roman Caspar
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Grant
Drain apparatus for a dry strainer cleaning head
Patent number
9,044,782
Issue date
Jun 2, 2015
Paprima Industries Inc.
Roman Caspar
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Apparatus for cleaning paper machine press fabrics on-the-run
Patent number
7,918,968
Issue date
Apr 5, 2011
Dubois Chemicals, Inc.
Gary Baker
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Apparatus for cleaning paper machine press fabrics on-the-run
Patent number
7,850,824
Issue date
Dec 14, 2010
Dubois Chemicals, Inc.
Gary Baker
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Perpetual bidirectional ratchet
Patent number
7,610,823
Issue date
Nov 3, 2009
Metso Paper, Inc.
Philip Ponka
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Press stable method of cleaning paper machine press fabrics on-the-run
Patent number
7,597,782
Issue date
Oct 6, 2009
Dubois Chemicals, Inc.
Gary Baker
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Cleaning equipment for cleaning a moving surface particularly in a...
Patent number
7,293,572
Issue date
Nov 13, 2007
Metso Paper, Inc.
Tomi Honkala
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Canvas cleaning apparatus for use in paper mill
Patent number
7,131,297
Issue date
Nov 7, 2006
Kwan Yong Choi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process and device for cleaning a circulating belt
Patent number
7,112,260
Issue date
Sep 26, 2006
Voith Paper Patent GmbH
Karlheinz Straub
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for conditioning a circulating felt belt
Patent number
6,716,316
Issue date
Apr 6, 2004
Voith Paper Patent GmbH
Joachim Grabscheid
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for cleaning a transport belt
Patent number
6,364,959
Issue date
Apr 2, 2002
Voith Sulzer Papiertechnik Patent GmbH
Karlheinz Straub
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Cleaning device in paper machines, board machines or other similar...
Patent number
6,360,758
Issue date
Mar 26, 2002
Metso Paper, Inc.
Ilkka Eivola
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Impact angle changing shower
Patent number
6,254,730
Issue date
Jul 3, 2001
James Ross Limited
Jacek J. Macierewicz
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for cleaning a transport belt
Patent number
5,964,956
Issue date
Oct 12, 1999
Voith Sulzer Papiermaschinen GmbH
Karlheinz Straub
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Jet device
Patent number
5,879,515
Issue date
Mar 9, 1999
Voith Sulzer Papiermaschinen GmbH
Karlheinz Straub
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Cleaning of industrial fabrics using cryoblasting techniques
Patent number
5,853,493
Issue date
Dec 29, 1998
Albany International Corp.
John Skelton
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Apparatus and method of fabric cleaning
Patent number
5,802,648
Issue date
Sep 8, 1998
Thermo Fibertek Inc.
John A. Neun
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Belt cleaning device for papermaking machines
Patent number
5,783,044
Issue date
Jul 21, 1998
Voith Sulzer Papiermaschinen GmbH
Wolfgang Schneider
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Utilization of a suction nozzle and jet nozzle for cleaning moving...
Patent number
5,603,775
Issue date
Feb 18, 1997
Staffan Sjoberg
B08 - CLEANING
Information
Patent Grant
Papermachine felt shower oscillator
Patent number
4,753,712
Issue date
Jun 28, 1988
Westvaco Corporation
Alton R. Martin
B08 - CLEANING
Information
Patent Grant
Mechanism for moving a shower nozzle in a paper making machine
Patent number
4,701,242
Issue date
Oct 20, 1987
Albany International Corp.
Robert V. Scarano
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Support and drive members suitable, for example, for use in shower...
Patent number
4,674,684
Issue date
Jun 23, 1987
Albany International Corp.
Lionel T. Bloyce
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Drive assembly for cleaner for wire-screen or felt-blanket belt of...
Patent number
4,605,472
Issue date
Aug 12, 1986
Tooru Nakamura
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR SPRAYING CHEMICAL SOLUTION
Publication number
20230183922
Publication date
Jun 15, 2023
MAINTECH CO., LTD.
Hiroshi SEKIYA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CLEANING APPARATUS AND FIBER STRUCTURE MANUFACTURING APPARATUS
Publication number
20220316136
Publication date
Oct 6, 2022
SEIKO EPSON CORPORATION
Hayato YANAGAWA
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR SPRAYING CHEMICAL SOLUTION
Publication number
20200139399
Publication date
May 7, 2020
MAINTECH CO., LTD.
Hiroshi SEKIYA
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
PROCESS FOR CLEANING A TRANSPORT BELT FOR MANUFACTURING A PAPER WEB
Publication number
20190022716
Publication date
Jan 24, 2019
GPCP IP Holdings LLC
Mark S. HUNTER
B08 - CLEANING
Information
Patent Application
MONITORING SYSTEM FOR MONITORING THE CONDITIONS OF A BAND CIRCULATI...
Publication number
20170152631
Publication date
Jun 1, 2017
S.A. GIUSEPPE CRISTINI S.p.A.
Matteo Michelotti
G01 - MEASURING TESTING
Information
Patent Application
PROCESS FOR CLEANING A TRANSPORT BELT FOR MANUFACTURING A PAPER WEB
Publication number
20130269734
Publication date
Oct 17, 2013
GEORGIA-PACIFIC CONSUMER PRODUCTS LP
Mark S. HUNTER
B08 - CLEANING
Information
Patent Application
DRAIN APPARATUS FOR A DRY STRAINER CLEANING HEAD
Publication number
20120006357
Publication date
Jan 12, 2012
PAPRIMA INDUSTRIES INC.
Roman Caspar
B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information
Patent Application
Apparatus for Cleaning Paper Machine Press Fabrics On-The-Run
Publication number
20110061828
Publication date
Mar 17, 2011
Gary Baker
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
CLEANING DEVICE
Publication number
20100043843
Publication date
Feb 25, 2010
Maria Dröscher
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Apparatus For Cleaning Paper Machine Press Fabrics On-The-Run
Publication number
20100018662
Publication date
Jan 28, 2010
Gary Baker
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Conveyor Cleaning Apparatus and Method
Publication number
20080093199
Publication date
Apr 24, 2008
Dale J. Reynebeau
B08 - CLEANING
Information
Patent Application
PRESS STABLE METHOD OF CLEANING PAPER MACHINE PRESS FABRICS ON-THE-RUN
Publication number
20080087397
Publication date
Apr 17, 2008
Gary Baker
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Perpetual bidirectional ratchet
Publication number
20070152092
Publication date
Jul 5, 2007
Philip Ponka
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Paper machine and reconditioning method of paper conveying belt
Publication number
20060207739
Publication date
Sep 21, 2006
Hiroyuki Takamura
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Cleaning method
Publication number
20050121055
Publication date
Jun 9, 2005
Karlheinz Straub
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Canvas cleaning apparatus for use in paper mill
Publication number
20050087218
Publication date
Apr 28, 2005
Kwan Yong Choi
B08 - CLEANING
Information
Patent Application
Cleaning equipment for cleaning a moving surface particularly in a...
Publication number
20030178048
Publication date
Sep 25, 2003
Tomi Honkala
B08 - CLEANING
Information
Patent Application
Process and device for cleaning a circulating belt
Publication number
20030019602
Publication date
Jan 30, 2003
VOITH PAPER PATENT GmbH
Karlheinz Straub
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Process for conditioning a circulating felt belt
Publication number
20020129914
Publication date
Sep 19, 2002
VOITH PAPER PATENT GmbH
Joachim Grabscheid
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE