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An Ma

PL Petrochina Company Limited: 1 patents #1 of 17Top 6%
📍 Beijing, NJ: #8 of 21 inventorsTop 40%
Overall (2003): #262,826 of 273,478Top 100%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6660157 Heavy oil hydrocracking process with multimetallic liquid catalyst in slurry bed Guohe Que, Cungui Men, Chunxu Meng, Jiashun Zhou, Wenan Deng +6 more 2003-12-09