Hard rolls

Industry

CPC
D21G1/0246

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Parent Industries

DTEXTILES PAPER D21Papermaking D21GCALENDERS ACCESSORIES FOR PAPER-MAKING MACHINES D21G1/00Calenders Smoothing apparatus

Current Industry

D21G1/0246Hard rolls

Industries

Patents Grantslast 30 patents

Information Patent Grant
Smooth and low density paperboard structures and methods for manufa...
- Patent number 11,697,908
- Issue date Jul 11, 2023
- WestRock MWV, LLC
- Sergio A. Giuste
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Smooth and low density paperboard structures and methods for manufa...
- Patent number 11,293,142
- Issue date Apr 5, 2022
- WestRock MWV, LLC
- Sergio A. Giuste
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Roll and its use
- Patent number 10,900,173
- Issue date Jan 26, 2021
- Valmet Technologies, Inc.
- Jani Turunen
- B32 - LAYERED PRODUCTS
Information Patent Grant
Roller with coating
- Patent number 10,240,291
- Issue date Mar 26, 2019
- Voith Patent GmbH
- Alexander Etschmaier
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Roll cover
- Patent number 10,145,065
- Issue date Dec 4, 2018
- Voith Patent GmbH
- Franz Grohmann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Roll
- Patent number 9,863,091
- Issue date Jan 9, 2018
- Voith Patent GmbH
- Alexander Etschmaier
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Roll and method for producing a roll
- Patent number 9,428,863
- Issue date Aug 30, 2016
- Voith Patent GmbH
- Alexander Etschmaier
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Corrosion-resistant roller coating
- Patent number 9,322,132
- Issue date Apr 26, 2016
- Voith Patent GmbH
- Alexander Etschmaier
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Roll covering with improved dynamic properties and good recovery pe...
- Patent number 9,290,887
- Issue date Mar 22, 2016
- Voith Patent GmbH
- Peter Putschoegl
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Roller body for a roller for treating a material and method of manu...
- Patent number 8,684,895
- Issue date Apr 1, 2014
- SHW Casting Technologies GmbH
- Ulrich Severing
- C21 - METALLURGY OF IRON
Information Patent Grant
Roll for a papermaking machine
- Patent number 8,663,428
- Issue date Mar 4, 2014
- Voith Patent GmbH
- Yang Shieh
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Device and method for surface processing webs of paper and similar...
- Patent number 8,246,783
- Issue date Aug 21, 2012
- SHW Casting Technologies GmbH
- Heinz-Michael Zaoralek
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Coated roll or cylinder and machine having same
- Patent number 7,052,780
- Issue date May 30, 2006
- Stratum Oy
- Pekka Laukkanen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Roll, in particular, calender roll
- Patent number 7,018,512
- Issue date Mar 28, 2006
- Walzen Irle GmbH
- Jaxa von Schweinichen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Dimensionally stabilized roller body
- Patent number 6,908,420
- Issue date Jun 21, 2005
- Schwäbische Hüttenwerke GmbH
- Heinz-Michael Zaoralek
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Covered roll having an under-layer formed of resin infused densely...
- Patent number 6,793,754
- Issue date Sep 21, 2004
- Advanced Materials Corporation
- Yang T. Shieh
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for and devices used in covering a roll core with a resin in...
- Patent number 6,776,744
- Issue date Aug 17, 2004
- Advanced Materials Corporation
- Yang T. Shieh
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Coating method for a roll or cylinder
- Patent number 6,699,417
- Issue date Mar 2, 2004
- Stratum Oy
- Pekka Laukkanen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Roll for paper-making machine
- Patent number 6,623,601
- Issue date Sep 23, 2003
- Voith Sulzer Paper Technology North America, Inc.
- Edwin X. Graf
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for sealing of a coating on a roll
- Patent number 6,609,996
- Issue date Aug 26, 2003
- Metso Paper, Inc.
- Kari Niemi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for and devices used in covering a roll core with a resin in...
- Patent number 6,514,369
- Issue date Feb 4, 2003
- Advanced Materials Corporation
- Yang T. Shieh
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for manufacturing a paper or board machine and coating compo...
- Patent number 6,461,687
- Issue date Oct 8, 2002
- Metso Paper, Inc.
- Juhani Vestola
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for covering a metal roll core with a polymeric material,...
- Patent number 6,435,244
- Issue date Aug 20, 2002
- Advanced Materials Corporation
- Yang T. Shieh
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Roll having a composite cover
- Patent number 6,432,031
- Issue date Aug 13, 2002
- Stowe Woodward Inc.
- Jan A. Paasonen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Supercalendar roll with composite cover
- Patent number 6,375,602
- Issue date Apr 23, 2002
- SW Paper Inc.
- Lisa Jones
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of making a roll for paper-making machine
- Patent number 6,339,883
- Issue date Jan 22, 2002
- Voith Sulzer Paper Technology North America, Inc.
- Edwin X. Graf
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method and apparatus for covering a metal roll core with a polymeri...
- Patent number 6,206,994
- Issue date Mar 27, 2001
- Advanced Materials Corporation
- Yang T. Shieh
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Roll for a paper or board machine
- Patent number 6,200,248
- Issue date Mar 13, 2001
- Valmet Corporation
- Juhani Vestola
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Press roll with a ceramic coating, method for manufacturing the sam...
- Patent number 6,167,623
- Issue date Jan 2, 2001
- Valmet Corporation
- Kari Niemi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Durable gudgeons for fusing rollers
- Patent number 5,980,245
- Issue date Nov 9, 1999
- Eastman Kodak Company
- Allen Kass
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Filter For Smoking or Vaping Article Comprising a Smooth Paper
- Publication number 20230383465
- Publication date Nov 30, 2023
- Mativ Holdings, Inc.
- Diane Raverdy-Lambert
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SMOOTH AND LOW DENSITY PAPERBOARD STRUCTURES AND METHODS FOR MANUFA...
- Publication number 20220267961
- Publication date Aug 25, 2022
- WestRock MWV, LLC
- Sergio A. Giuste
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
SMOOTH AND LOW DENSITY PAPERBOARD STRUCTURES AND METHODS FOR MANUFA...
- Publication number 20200354894
- Publication date Nov 12, 2020
- WestRock MWV, LLC
- Sergio A. Giuste
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Roller With Coating
- Publication number 20170211233
- Publication date Jul 27, 2017
- VOITH PATENT GmbH
- ALEXANDER ETSCHMAIER
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
POLYURETHANE ROLL COVER FOR CALENDER ROLL FOR PAPERMAKING MACHINE
- Publication number 20170137997
- Publication date May 18, 2017
- STOWE WOODWARD LICENSCO, LLC
- Jun Xu
- B32 - LAYERED PRODUCTS
Information Patent Application
POLYURETHANE ROLL COVER FOR CALENDER ROLL FOR PAPERMAKING MACHINE
- Publication number 20170137998
- Publication date May 18, 2017
- STOWE WOODWARD LICENSCO, LLC
- Jun Xu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ROLL
- Publication number 20160130756
- Publication date May 12, 2016
- VOITH PATENT GmbH
- Alexander ETSCHMAIER
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ROLL COVER
- Publication number 20150090133
- Publication date Apr 2, 2015
- VOITH PATENT GmbH
- Franz Grohmann
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Roll covering with improved dynamic properties and good recovery pe...
- Publication number 20140345821
- Publication date Nov 27, 2014
- Peter Putschoegl
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
CORROSION-RESISTANT ROLLER COATING
- Publication number 20140127526
- Publication date May 8, 2014
- VOITH PATENT GmbH
- Alexander Etschmaier
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
ROLL FOR A PAPERMAKING MACHINE
- Publication number 20130312926
- Publication date Nov 28, 2013
- Yang Shieh
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
CAST BODY
- Publication number 20110274946
- Publication date Nov 10, 2011
- SHW Casting Technologies GmbH
- Ulrich Severing
- C21 - METALLURGY OF IRON
Information Patent Application
ROLLER BODY FOR A ROLLER FOR TREATING A MATERIAL AND METHOD FOR MAN...
- Publication number 20100179039
- Publication date Jul 15, 2010
- SHW Casting Technologies GmbH
- Ulrich Severing
- C21 - METALLURGY OF IRON
Information Patent Application
Device and method for surface processing webs of paper and similar...
- Publication number 20090199989
- Publication date Aug 13, 2009
- Heinz-Michael Zaoralek
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
CAST COATING DEVICE
- Publication number 20090061073
- Publication date Mar 5, 2009
- M-Real Oyi
- Hans-Joachim Becher
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Coated Member, Especially Roller, Made of Carbon Fiber-Reinforced P...
- Publication number 20090023567
- Publication date Jan 22, 2009
- Gerhard Johner
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
HEATABLE ROLL AND PROCESS FOR MAKING A HEATABLE ROLL
- Publication number 20070057019
- Publication date Mar 15, 2007
- VOITH PAPER PATENT GmbH
- Thomas Baumeister
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Plasmatized heat exchanger
- Publication number 20060144563
- Publication date Jul 6, 2006
- Ludwig Hellenthal
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
Tube roll for a paper machine and a method for manufacturing a tube...
- Publication number 20060096098
- Publication date May 11, 2006
- Leo Kurkinen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for and devices used in covering a roll core with a resin in...
- Publication number 20040162202
- Publication date Aug 19, 2004
- Yang T. Shieh
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Coating method for a roll or cylinder
- Publication number 20040151857
- Publication date Aug 5, 2004
- Stratum Oy
- Pekka Laukkanen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Coating method for a roll or cylinder
- Publication number 20030170488
- Publication date Sep 11, 2003
- Pekka Laukkanen
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Dimensionally stabilized roller body
- Publication number 20030153445
- Publication date Aug 14, 2003
- Heinz-Michael Zaoralek
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for making a cover for a roll core having a multiple layer c...
- Publication number 20020189749
- Publication date Dec 19, 2002
- Advanced Materials Corporation
- Yang T. Shieh
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Roll, in particular, calender roll
- Publication number 20020069994
- Publication date Jun 13, 2002
- Walzen Irle GmbH
- Jaxa von Schweinichen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Method for sealing of a coating on a roll
- Publication number 20020066405
- Publication date Jun 6, 2002
- Kari Niemi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
Roll for paper-making machine
- Publication number 20020059727
- Publication date May 23, 2002
- Voith Sulzer Paper Technology North America, Inc.
- Edwin X. Graf
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
Roll for a paper or board machine, method for manufacturing the sam...
- Publication number 20010024723
- Publication date Sep 27, 2001
- Juhani Vestola
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Smooth and low density paperboard structures and methods for manufa...

Smooth and low density paperboard structures and methods for manufa...

Roll and its use

Roller with coating

Roll cover

Roll

Roll and method for producing a roll

Corrosion-resistant roller coating

Roll covering with improved dynamic properties and good recovery pe...

Roller body for a roller for treating a material and method of manu...

Roll for a papermaking machine

Device and method for surface processing webs of paper and similar...

Coated roll or cylinder and machine having same

Roll, in particular, calender roll

Dimensionally stabilized roller body

Covered roll having an under-layer formed of resin infused densely...

Method for and devices used in covering a roll core with a resin in...

Coating method for a roll or cylinder

Roll for paper-making machine

Method for sealing of a coating on a roll

Method for and devices used in covering a roll core with a resin in...

Method for manufacturing a paper or board machine and coating compo...

Apparatus for covering a metal roll core with a polymeric material,...

Roll having a composite cover

Supercalendar roll with composite cover

Method of making a roll for paper-making machine

Method and apparatus for covering a metal roll core with a polymeri...

Roll for a paper or board machine

Press roll with a ceramic coating, method for manufacturing the sam...

Durable gudgeons for fusing rollers

Patents Applicationslast 30 patents

Filter For Smoking or Vaping Article Comprising a Smooth Paper

SMOOTH AND LOW DENSITY PAPERBOARD STRUCTURES AND METHODS FOR MANUFA...

SMOOTH AND LOW DENSITY PAPERBOARD STRUCTURES AND METHODS FOR MANUFA...

Roller With Coating

POLYURETHANE ROLL COVER FOR CALENDER ROLL FOR PAPERMAKING MACHINE

POLYURETHANE ROLL COVER FOR CALENDER ROLL FOR PAPERMAKING MACHINE

ROLL

ROLL COVER

Roll covering with improved dynamic properties and good recovery pe...

CORROSION-RESISTANT ROLLER COATING

ROLL FOR A PAPERMAKING MACHINE

CAST BODY

ROLLER BODY FOR A ROLLER FOR TREATING A MATERIAL AND METHOD FOR MAN...

Device and method for surface processing webs of paper and similar...

CAST COATING DEVICE

Coated Member, Especially Roller, Made of Carbon Fiber-Reinforced P...

HEATABLE ROLL AND PROCESS FOR MAKING A HEATABLE ROLL

Plasmatized heat exchanger

Tube roll for a paper machine and a method for manufacturing a tube...

Method for and devices used in covering a roll core with a resin in...

Coating method for a roll or cylinder

Coating method for a roll or cylinder

Dimensionally stabilized roller body

Method for making a cover for a roll core having a multiple layer c...

Roll, in particular, calender roll

Method for sealing of a coating on a roll

Roll for paper-making machine

Roll for a paper or board machine, method for manufacturing the sam...