Masaki Fujita

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Fukuokaken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for production of high-manganese iron alloy by smelting red...
- Patent number 4,662,937
- Issue date May 5, 1987
- Nippon Steel Corporation
- Hiroyuki Katayama
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for production of high-chromium alloy by smelting reduction
- Patent number 4,565,574
- Issue date Jan 21, 1986
- Nippon Steel Corporation
- Hiroyuki Katayama
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...