Debabrata S. Ghosh

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Ottowa, CA

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of vermicular cast iron
- Patent number 4,227,924
- Issue date Oct 14, 1980
- Microalloying International, Inc.
- Sundaresa V. Subramanian
- C21 - METALLURGY OF IRON