Tsuneo Shirasawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for operating waste heat boiler in flash-smelting furnace
- Patent number 6,228,144
- Issue date May 8, 2001
- Dowa Mining Co., Ltd.
- Tsuneo Shirasawa
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...