Yukinori Shigeyama

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Sakai, JP

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Patents Grantslast 30 patents

Information Patent Grant
Iron-base scrap preheating apparatus and method
- Patent number 6,126,716
- Issue date Oct 3, 2000
- Nippon Steel Corporation
- Toshiya Harada
- C21 - METALLURGY OF IRON
Information Patent Grant
Apparatus for sealing the skirt of a converter waste gas recovery s...
- Patent number 4,688,772
- Issue date Aug 25, 1987
- Nippon Steel Corporation
- Toyo-o Murata
- C21 - METALLURGY OF IRON
Information Patent Grant
Transport roll for transporting hot material and train of such tran...
- Patent number 4,462,456
- Issue date Jul 31, 1984
- Nippon Steel Corporation
- Kazuhide Kameyama
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...