Cosmo Oil Company & Petroleum Energy Center

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Catalyst composition for hydrogenation of heavy hydrocarbon oil and...
- Patent number 5,002,919
- Issue date Mar 26, 1991
- Cosmo Oil Company & Petroleum Energy Center
- Hatsutaro Yamazaki
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL