Nobumasa Kemori

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Patents Grantslast 30 patents

Information Patent Grant
Gasifier burner for powdered solid fuels and method for using the same
- Patent number 5,355,814
- Issue date Oct 18, 1994
- Sumitomo Metal Mining Company Limited
- Nobumasa Kemori
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Dry process for refining zinc sulfide concentrates
- Patent number 5,178,667
- Issue date Jan 12, 1993
- Sumitomo Metal Mining Company Limited
- Nobumasa Kemori
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of operation of flash smelting furnace
- Patent number 5,174,746
- Issue date Dec 29, 1992
- Sumitomo Metal Mining Company Limited
- Nobumasa Kemori
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Grant
Flash smelting furnace
- Patent number 4,848,754
- Issue date Jul 18, 1989
- Sumitomo Metal Mining Company Ltd.
- Nobumasa Kemori
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...