Heinz Langner

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Oberhausen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Steam generator that burns brown coal with cinders that vary in com...
- Patent number 4,913,097
- Issue date Apr 3, 1990
- Deutsche Babcock Werke Aktiengesellschaft
- Rudi Derksen
- F22 - STEAM GENERATION