Zhi-Quan Wen

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Guangdong Province, CN

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Patents Grantslast 30 patents

Information Patent Grant
Re-calcination and extraction process for the detoxification and co...
- Patent number 5,395,601
- Issue date Mar 7, 1995
- Situ; Qi-Jiang
- Qi-Jiang Situ
- C21 - METALLURGY OF IRON