Tomoyuki ISHIYAMA

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Wakayama-shi, JP

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Patents Applicationslast 30 patents

Information Patent Application
SEAMLESS STEEL PIPE FOR STEAM INJECTION AND METHOD FOR MANUFACTURIN...
- Publication number 20130004787
- Publication date Jan 3, 2013
- Sumitomo Metal Industries, Ltd.
- Tomoyuki ISHIYAMA
- C21 - METALLURGY OF IRON