Chen Seng-Jung

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Kaohsiung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Si contained ferroalloy addition as a weak pre-deoxidation process...
- Patent number 4,741,772
- Issue date May 3, 1988
- China Steel Corporation
- Shieh Maw-Cheng
- C21 - METALLURGY OF IRON