Yann de Lassat de Pressigny

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Metz, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method and installation for producing molten steel from ferrous mat...
- Patent number 5,562,753
- Issue date Oct 8, 1996
- Sollac (Societe anonyme)
- Yann de Lassat de Pressigny
- C21 - METALLURGY OF IRON
Information Patent Grant
Device for injecting divided solid materials in a smelting blast fu...
- Patent number 4,771,993
- Issue date Sep 20, 1988
- Institut de Recherches de la Siderurgie Francaise--IRSID
- Hugues Zanetta
- C21 - METALLURGY OF IRON
Information Patent Grant
Device for injecting pulverulent material, such as coal, in a blast...
- Patent number 4,700,930
- Issue date Oct 20, 1987
- Institut de Recherches de la Sidergie Francaise Irsid
- Yann de Lassat de Pressigny
- C21 - METALLURGY OF IRON