Leobardo C. Martinez

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San Nicolas de los Garza, MX

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Patents Grantslast 30 patents

Information Patent Grant
Gas distributing closure plug for metallurgical reactor
- Patent number 4,221,366
- Issue date Sep 9, 1980
- Hylsa, S.A.
- Marco A. F. Verdugo
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for cooling sponge metal
- Patent number 4,152,139
- Issue date May 1, 1979
- Hylsa, S.A.
- Hector L. Ramos
- C21 - METALLURGY OF IRON