7 Utility Patents
#5,918 in Beijing
#19,002 in China
#596,497 in the World
Forward Citations = 33
Company Filing History:

China Petrochemical Corporation
Other
4. 1 out of 1
China Peirochemical Corporation
5. 1 out of 2
China Petrochemical Corporation and Research Institute of Petroleum Processing
where one patent can have more than one assignee
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