Karl W. Wiegand

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Dortmund, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the generation of mechanical energy in the ammonia oxid...
- Patent number 4,987,742
- Issue date Jan 29, 1991
- Uhde GmbH
- Karl W. Wiegand
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for the generation of mechanical energy in the ammonia oxid...
- Patent number 4,957,720
- Issue date Sep 18, 1990
- Uhde GmbH
- Karl W. Wiegand
- C01 - INORGANIC CHEMISTRY