Leobardo Chapa-Martinez

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San Nicholas de los Garza, MX

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Patents Grantslast 30 patents

Information Patent Grant
Direct reduction process in reactor with hot discharge
- Patent number 4,897,113
- Issue date Jan 30, 1990
- Hylsa, S.A.
- Jorge-Octavio Becerra-Novoa
- C21 - METALLURGY OF IRON
Information Patent Grant
Direct reduction reactor with hot discharge
- Patent number 4,734,128
- Issue date Mar 29, 1988
- Hylsa, S.A.
- Jorge-Octavio Becerra-Novoa
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for separating insufficiently cooled metal spo...
- Patent number 4,254,876
- Issue date Mar 10, 1981
- Hylsa, S.A.
- Marco A. Flores-Verdugo
- C21 - METALLURGY OF IRON