Francois Grandjacques

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Annecy, FR

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Patents Grantslast 30 patents

Information Patent Grant
Selective reduction of nickel ore with a low nickel content
- Patent number 4,073,641
- Issue date Feb 14, 1978
- Societe Francaise D'Electrometallurgie
- Jean Montanteme
- C21 - METALLURGY OF IRON