Tetsuyuki Koizumi

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Tokyo, JP

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Patents Applicationslast 30 patents

Information Patent Application
Method of Recovering Valuable Metals from Waste
- Publication number 20130333522
- Publication date Dec 19, 2013
- Tetsuyuki Koizumi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD OF RECOVERING VALUABLE METALS FROM WASTE
- Publication number 20090293676
- Publication date Dec 3, 2009
- Tetsuyuki Koizumi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...