Hiroyuki Iwata

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Ryugasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of separating and recovering valuable metals and non-metals...
- Patent number 5,630,554
- Issue date May 20, 1997
- Dowa Mining Co., Ltd.
- Chiaki Izumikawa
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING