Koichiro Otsubo

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Nagasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pressure fluidized bed firing boiler
- Patent number 5,143,024
- Issue date Sep 1, 1992
- Mitsubishi Jukogyo Kabushiki Kaisha
- Tomomitsu Yokoyama
- F22 - STEAM GENERATION