Osamu Haida

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Desulfurizing agent for injection
- Patent number 4,263,043
- Issue date Apr 21, 1981
- Kawasaki Steel Corporation
- Osamu Haida
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel materials having an excellent hydrogen induced cracking resis...
- Patent number 4,153,454
- Issue date May 8, 1979
- Kawasaki Steel Corporation
- Toshihiko Emi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...