ZD

Zhiguo Du

CC China Petroleum & Chemical: 7 patents #99 of 1,719Top 6%
Overall (All Time): #694,241 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12123661 Heat transfer enhancement pipe as well as cracking furnace and atmospheric and vacuum heating furnace including the same Guoqing Wang, Junjie Liu, Lijun Zhang, Cong Zhou, Zhaobin Zhang +7 more 2024-10-22
11976891 Heat transfer enhancement pipe as well as cracking furnace and atmospheric and vacuum heating furnace including the same Guoqing Wang, Junjie Liu, Lijun Zhang, Cong Zhou, Zhaobin Zhang +7 more 2024-05-07
11215404 Heat transfer tube and cracking furnace using the same Guoqing Wang, Lijun Zhang, Xianfeng Zhou, Junjie Liu, Yonggang Zhang +2 more 2022-01-04
10209011 Heat transfer tube and cracking furnace using the same Guoqing Wang, Lijun Zhang, Xianfeng Zhou, Junjie Liu, Yonggang Zhang +2 more 2019-02-19
9505677 Steam cracking processes Guoqing Wang, Lijun Zhang, Yonggang Zhang, Junjie Liu, Xianfeng Zhou +2 more 2016-11-29
9359560 Heat transfer tube and cracking furnace using the heat transfer tube Guoqing Wang, Lijun Zhang, Xianfeng Zhou, Junjie Liu, Yonggang Zhang +2 more 2016-06-07
8585890 Tubular cracking furnace Guoqing Wang, Lijun Zhang, Shuo Chen, Zhaobin Zhang, Cong Zhou +1 more 2013-11-19