Seiichi Masuda

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Nishinomiya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for refining high-chromium steels
- Patent number 4,474,605
- Issue date Oct 2, 1984
- Sumitomo Metal Industries, Ltd.
- Seiichi Masuda
- C21 - METALLURGY OF IRON
Information Patent Grant
Production of ultra-low phosphorus steel
- Patent number 4,456,477
- Issue date Jun 26, 1984
- Sumitomo Metal Industries, Inc.
- Seiichi Masuda
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for gasification of solid carbonaceous material
- Patent number 4,388,084
- Issue date Jun 14, 1983
- Sumitomo Metal Industries, Ltd.
- Koji Okane
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel making process
- Patent number 4,292,073
- Issue date Sep 29, 1981
- Sumitomo Metal Industries, Inc.
- Katsukiyo Marukawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel making process
- Patent number 4,290,802
- Issue date Sep 22, 1981
- Sumitomo Metal Industries, Ltd.
- Takeyuki Hirata
- C21 - METALLURGY OF IRON