Iichi Nakamura

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for nickel concentration processing of saprolite ore
- Patent number 8,028,939
- Issue date Oct 4, 2011
- Sumitomo Metal Mining Co., Ltd.
- Iichi Nakamura
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process of recovering copper from ore
- Patent number 6,921,426
- Issue date Jul 26, 2005
- Sumitomo Metal Mining Co., Ltd.
- Masaki Imamura
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of processing cyanide ions by ozone
- Patent number 6,264,847
- Issue date Jul 24, 2001
- Sumitomo Metal Mining, Co., Ltd.
- Ryozo Ushio
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
CONDITIONING OF THE ORE IN THE COMMINUTION STEP AND RECOVERY OF DES...
- Publication number 20150360238
- Publication date Dec 17, 2015
- Japan Oil, Gas and Metals National Corporation
- Stephen Ralph Amos
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
METHOD FOR NICKEL CONCENTRATION PROCESSING OF SAPROLITE ORE
- Publication number 20100065478
- Publication date Mar 18, 2010
- Sumitomo Metal Mining Co., Ltd.
- Iichi Nakamura
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Application
Process of recovering copper from ore
- Publication number 20030230171
- Publication date Dec 18, 2003
- Masaki Imamura
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...