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Bejing, CN
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last 30 patents
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Patent Grant
Distillate hydrocracking catalyst and process for the preparation o...
Patent number
5,972,832
Issue date
Oct 26, 1999
Research Institute of Petroleum Proc.
Jianwen Shi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Process for hydrocracking heavy distillate oil under middle pressure
Patent number
5,954,944
Issue date
Sep 21, 1999
China Petrochemical Corp.
Yanping Zhang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL