Hisatake Okumura

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Kitakyushu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Immersion nozzle for continuous casting
- Patent number 8,113,391
- Issue date Feb 14, 2012
- Krosaki Harima Corporation
- Hiroshi Otsuka
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
IMMERSION NOZZLE FOR CONTINUOUS CASTING
- Publication number 20090242592
- Publication date Oct 1, 2009
- KROSAKI HARIMA CORPORATION
- Hiroshi Otsuka
- B22 - CASTING POWDER METALLURGY