Nobumitsu Ohtake

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Setagaya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Additive for the hydroconversion of a heavy hydrocarbon oil
- Patent number 4,863,887
- Issue date Sep 5, 1989
- Asahi Kasei Kogyo Kabushiki Kaisha
- Nobumitsu Ohtake
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for converting heavy hydrocarbon into more valuable product
- Patent number 4,770,764
- Issue date Sep 13, 1988
- Asahi Kasei Kogyo Kabushiki Kaisha
- Nobumitsu Ohtake
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...