Hiroaki Ishida

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Kashima-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Gasification melting furnace for wastes and gasification melting me...
- Patent number 6,463,864
- Issue date Oct 15, 2002
- Sumitomo Metal Industries, Ltd.
- Takaiku Yamamoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of melting tinned iron scrap
- Patent number 5,902,375
- Issue date May 11, 1999
- Sumitomo Metal Industries, Ltd.
- Hiroaki Ishida
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for manufacturing molten pig iron
- Patent number 5,084,093
- Issue date Jan 28, 1992
- Sumitomo Metal Industries, Ltd.
- Hideyuki Yamaoka
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Gasification melting furnace for wastes and gasification melting me...
- Publication number 20020033123
- Publication date Mar 21, 2002
- SUMITOMO METAL INDUSTRIES, LTD.,
- Takaiku Yamamoto
- C21 - METALLURGY OF IRON