Toshiki Hiruta

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Six high rolling mill
- Patent number 5,622,073
- Issue date Apr 22, 1997
- Kawasaki Steel Corporation
- Toshiki Hiruta
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Hot rolling method and hot rolling line
- Publication number 20030084972
- Publication date May 8, 2003
- Yukihiro Matsubara
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Composite roll of cemented carbide, and steel hot-rolling method us...
- Publication number 20020155934
- Publication date Oct 24, 2002
- Hideo Kijima
- B22 - CASTING POWDER METALLURGY