Takuhiro Nakahara

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Yamaguchi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Change-over apparatus for cooling gas passages in vacuum heat treat...
- Patent number 7,377,774
- Issue date May 27, 2008
- IHI Corp.
- Kazuhiko Katsumata
- F27 - FURNACES KILNS OVENS RETORTS

Patents Applicationslast 30 patents

Information Patent Application
CHANGE-OVER APPARATUS FOR COOLING GAS PASSAGES IN VACUUM HEAT TREAT...
- Publication number 20070212657
- Publication date Sep 13, 2007
- Ishikawajima-Harima Heavy Industries Co., Ltd.
- Kazuhiko Katsumata
- F27 - FURNACES KILNS OVENS RETORTS