Rudolf Hoffmann

Follow

Person

Krefeld, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Continuous billet guide stand
- Patent number 4,488,591
- Issue date Dec 18, 1984
- Mannesmann Aktiengesellschaft
- Rudolf Hoffmann
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Slewing tower for ladles
- Patent number 4,471,487
- Issue date Sep 11, 1984
- Rudolf Hoffmann
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Transportation device for continuously supplying molten metal to a...
- Patent number 4,444,341
- Issue date Apr 24, 1984
- SMS Schloemann-Siemag A.G.
- Herbert Hansen
- B22 - CASTING POWDER METALLURGY