Michel Giroutru

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Saint-Egreve, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for the production of hollow bodies by contin...
- Patent number 4,974,660
- Issue date Dec 4, 1990
- Vallourec
- Roland Ernst
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process and apparatus for the production of hollow bodies by contin...
- Patent number 4,729,422
- Issue date Mar 8, 1988
- Vallourec
- Roland Ernst
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Magnetic rotor for the continuous casting of hollow bodies
- Patent number 4,614,225
- Issue date Sep 30, 1986
- Vallourec
- Roland Ernst
- B22 - CASTING POWDER METALLURGY