Tatsuo Seino

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Narashino, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of preparing high-purity manganese compounds
- Patent number 4,943,418
- Issue date Jul 24, 1990
- Japan Metals & Chemicals Co., Ltd.
- Koichi Kambe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...