Helmut Schopp

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Borken, DE

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Patents Grantslast 30 patents

Information Patent Grant
Feeder sleeves
- Patent number 4,779,669
- Issue date Oct 25, 1988
- FOSECO International Ltd.
- Clifford F. Corbett
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method, apparatus and feeder sleeves for the production of casting...
- Patent number 4,719,958
- Issue date Jan 19, 1988
- FOSECO International Ltd.
- Helmut Schopp
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Casting mould, and cavity former and sleeve for use therewith
- Patent number 4,574,869
- Issue date Mar 11, 1986
- Foseco International Limited
- Gerd Trinkl
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Blind feeder sleeves
- Patent number 4,467,858
- Issue date Aug 28, 1984
- Foseco International Limited
- Gerd Trinkl
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for the production of a metal casting mould having a riser a...
- Patent number 4,423,762
- Issue date Jan 3, 1984
- Foseco International Limited
- Gerd Trinkl
- B22 - CASTING POWDER METALLURGY