Haruo Ishikawa

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Ehime, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for adding starting material slurry and sulfuric acid to aut...
- Patent number 9,970,077
- Issue date May 15, 2018
- Sumitomo Metal Mining Co., Ltd.
- Satoshi Matsubara
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Autoclave apparatus used during high-pressure acid leaching process
- Patent number 9,732,400
- Issue date Aug 15, 2017
- Sumitomo Metal Mining Co., Ltd.
- Satoshi Matsubara
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
AUTOCLAVE APPARATUS USED DURING HIGH-PRESSURE ACID LEACHING PROCESS
- Publication number 20150152521
- Publication date Jun 4, 2015
- Sumitomo Metal Mining Co., Ltd.
- Satoshi Matsubara
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR ADDING STARTING MATERIAL SLURRY AND SULFURIC ACID TO AUT...
- Publication number 20150086450
- Publication date Mar 26, 2015
- Satoshi Matsubara
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...