Hermann Maas

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Bochum, DT

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Patents Grantslast 30 patents

Information Patent Grant
Process for hot topping by electro-slag-remelting
- Patent number 4,016,923
- Issue date Apr 12, 1977
- August Thyssen-Hutte AG
- Hermann Maas
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Apparatus for treating metal melts with a purging gas during contin...
- Patent number 3,954,134
- Issue date May 4, 1976
- Rheinstahl Huettenwerke AG
- Hermann Maas
- B22 - CASTING POWDER METALLURGY