Takaharu Ishii

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for controlling an operation of a blast furnace
- Patent number 4,901,247
- Issue date Feb 13, 1990
- Nippon Kokan Kabushiki Kaisha
- Kazumasa Wakimoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for controlling operation of a blast furnace
- Patent number 4,857,106
- Issue date Aug 15, 1989
- Nippon Kokan Kabushiki Kaisha
- Kazumasa Wakimoto
- C21 - METALLURGY OF IRON