Peter Keutgen

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Kreuzau, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for inserting a pouring pipe into a mold of a...
- Patent number 5,180,536
- Issue date Jan 19, 1993
- Didier-Weke AG
- Raimund Bruckner
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Apparatus for use in replacing a worn pouring pipe and for adjustin...
- Patent number 5,173,199
- Issue date Dec 22, 1992
- Didier-Werke AG
- Raimund Bruckner
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Apparatus for mounting a gas washing sink in a centered manner in a...
- Patent number 5,056,762
- Issue date Oct 15, 1991
- Didier-Werke AG
- Hans Rothfuss
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Apparatus for mounting a gas washing sink in a centered manner in p...
- Patent number 5,007,621
- Issue date Apr 16, 1991
- Didier-Werke AG
- Hans Rothfuss
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Apparatus for repairing a perforated brick in a metallurgical vessel
- Patent number 4,995,596
- Issue date Feb 26, 1991
- Didier-Werke AG
- Hans Rothfuss
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Gas washing sink without integral closure member
- Patent number 4,978,108
- Issue date Dec 18, 1990
- Didier-Werke AG
- Hans Rothfuss
- B22 - CASTING POWDER METALLURGY