Hiroyoshi Sakai

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for supplying rolling oil for cold rolling
- Patent number 6,497,127
- Issue date Dec 24, 2002
- NKK Corporation
- Nobuo Nishiura
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Method for supplying rolling oil for cold rolling
- Publication number 20020121118
- Publication date Sep 5, 2002
- NKK Corporation
- Nobuo Nishiura
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...