Thomas Ruppel

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Soden-Salmunster, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for the production of precision castings by ce...
- Patent number 6,443,212
- Issue date Sep 3, 2002
- Ald Vacuum Technologies AG
- Alok Choudhury
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Sealed evacuatable crucible for inductive melting or superheating
- Patent number 6,101,212
- Issue date Aug 8, 2000
- Ald Vacuum Technologies AG
- Franz Hugo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...