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D21D1/24
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D
TEXTILES PAPER
D21
Papermaking
D21D
TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
D21D1/00
Methods of beating or refining Beaters of the Hollander type
Current Industry
D21D1/24
Jordan rolls
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Patents Grants
last 30 patents
Information
Patent Grant
Arrangement and method for adjusting blade gap in refiner
Patent number
12,091,819
Issue date
Sep 17, 2024
VALMET TECHNOLOGIES OY
Juha Aronen
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Grant
Blade segment for refiner
Patent number
11,142,869
Issue date
Oct 12, 2021
Valmet Technologies, Inc.
Håkan Sjöström
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Refiner
Patent number
10,400,393
Issue date
Sep 3, 2019
Valmet AB
Anders Hawén
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Grant
Conical rotor refiner plate element for counter-rotating refiner ha...
Patent number
9,670,615
Issue date
Jun 6, 2017
Andritz Inc.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for refining aqueous suspended cellulose fibers and refiner...
Patent number
8,789,775
Issue date
Jul 29, 2014
Voith Patent GmbH
Markus Fursattel
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Refiner and method for refining fibrous material
Patent number
8,573,522
Issue date
Nov 5, 2013
Metso Paper, Inc.
Kati Lindroos
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Refiner and method for refining fibrous material
Patent number
8,511,595
Issue date
Aug 20, 2013
Metso Paper, Inc.
Kati Lindroos
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Conical refiner plates with logarithmic spiral type bars
Patent number
7,398,938
Issue date
Jul 15, 2008
Andritz Inc.
Peter Antensteiner
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of refining cellulosic fibrous material with successive expa...
Patent number
5,085,735
Issue date
Feb 4, 1992
Kamyr AB
Bengt Nilsson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Refiner element pattern achieving successive compression before impact
Patent number
5,039,022
Issue date
Aug 13, 1991
Kamyr AB
Bengt Nilsson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Welded conical grinding cutter
Patent number
4,840,318
Issue date
Jun 20, 1989
Yhtyneet Paperitehtaat oy Jylhavaara
Helmer Gustafsson
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
3412946
Patent number
3,412,946
Issue date
Nov 26, 1968
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
3305183
Patent number
3,305,183
Issue date
Feb 21, 1967
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
2686460
Patent number
2,686,460
Issue date
Aug 17, 1954
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
Refining Segment
Publication number
20240263395
Publication date
Aug 8, 2024
VALMET TECHNOLOGIES, INC.
Ville Ruola
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Blade Segment for Refiner
Publication number
20230243098
Publication date
Aug 3, 2023
VALMET TECHNOLOGIES OY
Marko Loijas
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Blade Segment for Refiner
Publication number
20230228033
Publication date
Jul 20, 2023
VALMET TECHNOLOGIES OY
Marko Loijas
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
ARRANGEMENT AND METHOD FOR ADJUSTING BLADE GAP IN REFINER
Publication number
20210180251
Publication date
Jun 17, 2021
VALMET TECHNOLOGIES OY
Juha Aronen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR PROCESSING WOOD FIBERS
Publication number
20190078259
Publication date
Mar 14, 2019
International Paper Company
Dwight Edward Anderson
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Application
CONICAL ROTOR REFINER PLATE ELEMENT FOR COUNTER-ROTATING REFINER HA...
Publication number
20130043338
Publication date
Feb 21, 2013
ANDRITZ INC.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
METHOD FOR REFINING AQUEOUS SUSPENDED CELLULOSE FIBERS AND REFINER...
Publication number
20110278385
Publication date
Nov 17, 2011
Markus Fursattel
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Refiner and Method for Refining Fibrous Material
Publication number
20110198423
Publication date
Aug 18, 2011
METSO PAPER INC.
Kati Lindroos
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Refiner and Method for Refining Fibrous Material
Publication number
20110089273
Publication date
Apr 21, 2011
METSO PAPER INC.
Kati Lindroos
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Conical refiner plates with logarithmic spiral type bars
Publication number
20060113415
Publication date
Jun 1, 2006
Peter Antensteiner
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Method of manufacturing refiner elements
Publication number
20050161542
Publication date
Jul 28, 2005
Patrick J. Theut
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Refiner and method for treating the surface of a tool of a refiner...
Publication number
20030168539
Publication date
Sep 11, 2003
Ulrich Schoof
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...