Yukio Ishikawa

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Niihama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for recovery of Zn and Pb from iron and steel dust
- Patent number 4,525,208
- Issue date Jun 25, 1985
- Sumitomo Metal Mining Company Limited
- Motohiro Yasukawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...