RD

Ri Duan

CC China Petroleum & Chemical: 1 patents #836 of 1,719Top 50%
📍 Fushun, CN: #21 of 57 inventorsTop 40%
Overall (All Time): #3,076,327 of 4,157,543Top 75%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9168509 Hydrogenation catalysts and the preparation processes thereof Yanxia Zhang, Shenghua Yuan, Peng Gao, Hao Zhang, Qiuhong Fu 2015-10-27