Heinz Schermer

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Eltville, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process of making carbon-bonded refractory shaped articles
- Patent number 4,994,216
- Issue date Feb 19, 1991
- Didier-Werke AG
- Ullrich Hintzen
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Molten metal immersion pouring spout
- Patent number 4,640,447
- Issue date Feb 3, 1987
- Didier-Werke AG
- Heinrich Geller
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Teeming pipe for use at the outlet of a melt container
- Patent number 4,290,589
- Issue date Sep 22, 1981
- Didier-Werke AG
- Ernst Luhrsen
- B22 - CASTING POWDER METALLURGY