Raoul Roth

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Villeurbanne, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process for draining overflow foam slag
- Patent number 5,641,336
- Issue date Jun 24, 1997
- Sollac
- Raoul Roth
- C21 - METALLURGY OF IRON
Information Patent Grant
Metallurgical furnace for production of liquid steel
- Patent number 5,451,035
- Issue date Sep 19, 1995
- Sollac (Societe anonyme)
- Raoul Roth
- C21 - METALLURGY OF IRON