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Essen, DE
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last 30 patents
Information
Patent Grant
Apparatus for treating gases produced from coal
Patent number
4,407,701
Issue date
Oct 4, 1983
Didier Engineering GmbH
Dietrich Wagener
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process and apparatus for coking coal using microwave radiation
Patent number
4,282,066
Issue date
Aug 4, 1981
Didier Engineering GmbH.
Dietrich Wagener
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Process and apparatus for the thermal treatment of coal
Patent number
4,280,033
Issue date
Jul 21, 1981
Didier Engineering GmbH.
Dietrich Wagener
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Arrangement for drying and preheating of coking coal
Patent number
4,238,891
Issue date
Dec 16, 1980
Bergwerksverband GmbH
Horst Fach
F26 - DRYING
Information
Patent Grant
Process and installation for drying and heating coal
Patent number
4,178,150
Issue date
Dec 11, 1979
Bergwerksverband GmbH
Claus Flockenhaus
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Discharge apparatus for inclined coke ovens
Patent number
4,145,257
Issue date
Mar 20, 1979
Didier Engineering GmbH.
Heinz-Gunther Grewe
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...