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Patents Grants
last 30 patents
Information
Patent Grant
Method for treatment of a fibrous material-fluid mixture
Patent number
5,238,501
Issue date
Aug 24, 1993
Maschinenfabrik Andritz Aktiengesellschaft
Johannes Kappel
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Apparatus for producing a conveyor belt
Patent number
5,217,722
Issue date
Jun 8, 1993
Maschinenfabrik Andritz Aktiengesellschaft
Georg Ickinger
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Crushing or grinding element for drum refiners
Patent number
5,048,768
Issue date
Sep 17, 1991
Maschinenfabrik Andritz Aktiengesellschaft
Emmerich Bernhard
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process of making catalysts and catalysts made by the process
Patent number
5,036,037
Issue date
Jul 30, 1991
Maschinenfabrik Andritz Aktiengesellschaft
Wolfgang Kladnig
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Apparatus for crushing or grinding of fibrous material, in particul...
Patent number
4,936,518
Issue date
Jun 26, 1990
Maschinenfabrik Andritz Aktiengesellschaft
Emmerich Bernhard
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Device for the regulation of a water-removing machine
Patent number
4,460,461
Issue date
Jul 17, 1984
Maschinenfabrik Andritz Aktiengesellschaft
Heinz Perchthaler
F26 - DRYING
Information
Patent Grant
Apparatus for improving gravity dehydration in strainer belt presses
Patent number
4,456,530
Issue date
Jun 26, 1984
Maschinenfabrik Andritz Aktiengesellschaft
Peter Eustacchio
B30 - PRESSES
Information
Patent Grant
Press or reversing roller for double sieve band drainage machines
Patent number
4,302,871
Issue date
Dec 1, 1981
Maschinenfabrik Andritz Aktiengesellschaft
Rupert Syrowatka
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Bearing for heavy steel drums, in particular decorticating drums
Patent number
4,234,237
Issue date
Nov 18, 1980
Maschinenfabrik Andritz Aktiengesellschaft
Kiriazis Kiriazaros
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Compression rollers for dehydration equipment
Patent number
4,218,970
Issue date
Aug 26, 1980
Maschinenfabrik Andritz Aktiengesellschaft
Ernst Tutschek
B30 - PRESSES
Information
Patent Grant
Press for dehydrating fibrous materials and other substances
Patent number
4,147,101
Issue date
Apr 3, 1979
Maschinenfabrik Andritz Aktiengesellschaft
Otto Heissenberger
B30 - PRESSES
Information
Patent Grant
Discharge and draw-off device for driers of material webs
Patent number
3,995,375
Issue date
Dec 7, 1976
Maschinenfabrik Andritz Aktiengesellschaft
Alfred Weinmann
F26 - DRYING
Information
Patent Grant
Sealing-compartment arrangement in main coolant pumps
Patent number
3,994,619
Issue date
Nov 30, 1976
Maschinenfabrik Andritz Aktiengesellschaft
Franz Stadler
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Roller arrangement in presses for the removal of water from materials
Patent number
3,942,433
Issue date
Mar 9, 1976
Maschinenfabrik Andritz AG
Alois Wohlfarter
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Patents Applications
last 30 patents
Trademark
last 30 trademarks