Hiroichi Miyashita

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Niihama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for separating arsenic mineral from copper-bearing material...
- Patent number 8,960,444
- Issue date Feb 24, 2015
- Sumitomo Metal Mining Co., Ltd.
- Daishi Ochi
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Flotation method for non-ferrous metal variable ores
- Patent number 5,702,591
- Issue date Dec 30, 1997
- Sumitomo Metal Mining Co., Ltd.
- Hideyuki Okamoto
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Method of beneficiation of complex sulfide ores
- Patent number 4,663,279
- Issue date May 5, 1987
- Sumitomo Metal Mining Company Limited
- Hiroichi Miyashita
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Method of treating effluents containing sulfur oxides
- Patent number 4,584,107
- Issue date Apr 22, 1986
- Sumitomo Metal Mining Company Limited
- Takeo Odaka
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR SEPARATING ARSENIC MINERAL FROM COPPER-BEARING MATERIAL...
- Publication number 20110094942
- Publication date Apr 28, 2011
- Sumitomo Mining Co., Ltd.
- Daishi Ochi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...