Keichiro Koba

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Coke compositions and process for manufacturing same
- Patent number 4,243,488
- Issue date Jan 6, 1981
- Mitsui Coke Co., Ltd.
- Hidehiko Sugimura
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...