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D21D1/006
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Parent Industries
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
D21D1/006
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Patents Grants
last 30 patents
Information
Patent Grant
Method for controlling a device for treating high-consistency pulp
Patent number
12,043,959
Issue date
Jul 23, 2024
Voith Patent GmbH
Markus Nussbaumer
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of transforming high consistency pulp fibers into pre-disper...
Patent number
11,834,785
Issue date
Dec 5, 2023
Fpinnovations
Makhlouf Laleg
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method and a device for producing nanofibrillar cellulose
Patent number
10,808,356
Issue date
Oct 20, 2020
UPM-Kymmene Corporation
Markus Nuopponen
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method and arrangement
Patent number
9,370,779
Issue date
Jun 21, 2016
Haarla OY
Johannes Haarla
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Grant
Refiner stator plate having an outer row of teeth slanted to deflec...
Patent number
7,883,037
Issue date
Feb 8, 2011
Andritz Inc.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Refiner stator plate having an outer row of teeth slanted to deflec...
Patent number
7,766,269
Issue date
Aug 3, 2010
Andritz Inc.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Tooth refiner plates having V-shaped teeth and refining method
Patent number
7,478,773
Issue date
Jan 20, 2009
Andritz Inc.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Refiner stator plate having an outer row of teeth slanted to deflec...
Patent number
7,472,855
Issue date
Jan 6, 2009
Andritz Inc.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Tooth refiner plates with varying feeding angles and refining method
Patent number
7,458,533
Issue date
Dec 2, 2008
Andritz Inc.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Tooth refiner plates with varying feeding angles and refining method
Patent number
7,300,008
Issue date
Nov 27, 2007
Andritz Inc.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Device for processing materials
Patent number
6,883,737
Issue date
Apr 26, 2005
Cavitron v. Hagen & Funke GmbH
Klaus Fisch
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Device for hot dispersing fibrous paper stock and a method hot disp...
Patent number
6,651,839
Issue date
Nov 25, 2003
Voith Paper Patent GmbH
Almut Kriebel
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process and device for the dispersion of a fibrous paper material
Patent number
6,634,583
Issue date
Oct 21, 2003
Voith Paper Patent GmbH
Almut Kriebel
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process and device for the dispersion of a fibrous paper material
Patent number
6,250,573
Issue date
Jun 26, 2001
Voith Sulzer Papiertechnik Patent GmbH
Almut Kriebel
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Dispersion apparatus for the preparation of waste paper
Patent number
4,431,482
Issue date
Feb 14, 1984
Escher Wyss GmbH
Wolfgang Heinbockel
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Stain removal apparatus
Patent number
4,011,027
Issue date
Mar 8, 1977
Escher Wyss G.m.b.H.
Harald Selder
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Catalytic reactor having disk-shaped, rotor-stator, reaction surfaces
Patent number
3,996,012
Issue date
Dec 7, 1976
Hans Heinrich Auer
Friedrich J. Zucker
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
3744763
Patent number
3,744,763
Issue date
Jul 10, 1973
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
3327952
Patent number
3,327,952
Issue date
Jun 27, 1967
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
3214104
Patent number
3,214,104
Issue date
Oct 26, 1965
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND ARRANGEMENT
Publication number
20130206877
Publication date
Aug 15, 2013
HAARLA OY
Johannes Haarla
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Application
REFINER STATOR PLATE HAVING AN OUTER ROW OF TEETH SLANTED TO DEFLEC...
Publication number
20100294864
Publication date
Nov 25, 2010
ANDRITZ INC.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
TOOTH REFINER PLATES WITH VARYING FEEDING ANGLES AND REFINING METHOD
Publication number
20080029627
Publication date
Feb 7, 2008
ANDRITZ INC.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
REFINER STATOR PLATE HAVING AN OUTER ROW OF TEETH SLANTED TO DEFLEC...
Publication number
20070205314
Publication date
Sep 6, 2007
ANDRITZ INC.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Refiner stator plate having an outer row of teeth slanted to deflec...
Publication number
20070158483
Publication date
Jul 12, 2007
ANDRITZ INC.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Tooth refiner plates having V-shaped teeth and refining method
Publication number
20070158482
Publication date
Jul 12, 2007
ANDRITZ INC.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Tooth refiner plates with varying feeding angles and refining method
Publication number
20070158484
Publication date
Jul 12, 2007
Andritz Inc.
Luc Gingras
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Device for processing materials
Publication number
20030042344
Publication date
Mar 6, 2003
Klaus Fisch
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Device for hot dispersing fibrous paper stock and a method hot disp...
Publication number
20020112826
Publication date
Aug 22, 2002
VOITH PAPER PATENT GmbH
Almut Kriebel
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Process and device for the dispersion of a fibrous paper material
Publication number
20010015389
Publication date
Aug 23, 2001
VOITH SULZER PAPIERTECHNIK PATENT
Almut Kriebel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL