20 Utility Patents
#2,314 in Beijing
#5,711 in China
#169,187 in the World
Forward Citations = 15
Company Filing History:

China Petroleum & Chemical Corporation
Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation
4. 1 out of 3
Institute of Geology and Geophysics
5. 1 out of 2
Beijing Research Institute of Chemical Industry Sinopec
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