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Gero Tessmer
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last 30 patents
Information
Patent Grant
Apparatus for treating fine ore
Patent number
5,879,618
Issue date
Mar 9, 1999
Voest-Alpine Industrieanlagenbau GmbH
Ernst Oberndorfer
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of treating fine ore
Patent number
5,676,734
Issue date
Oct 14, 1997
Voest-Alpine Industrieanlagenbau GmbH
Ernst Oberndorfer
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of charging ore
Patent number
5,554,206
Issue date
Sep 10, 1996
Voest-Alpine Industrieanlagenbau GmbH
Karl Czermak
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing cold-moulded iron-containing briquettes
Patent number
5,505,903
Issue date
Apr 9, 1996
Voest-Alpine Industrieanlagenbau GmbH
Gunter Schrey
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for utilising iron-containing wastes or residues
Patent number
5,435,832
Issue date
Jul 25, 1995
Deutsche Voest-Alpine
Leopold W. Kepplinger
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for drying brown coal of high water content
Patent number
4,741,837
Issue date
May 3, 1988
Voest-Alpine Aktiengesellschaft
Michael Schweizer
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Drying plant for brown coals of high water content
Patent number
4,628,619
Issue date
Dec 16, 1986
Voest-Alpine Aktiengesellschaft
Alois Janusch
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...