Zhengming XuDr. Zhengming Xu is a lecturer in the Department of Petroleum Engineering at the China University of Geosciences at Beijing (CUGB). His research interests include gas kick simulation, wellbore multiphase flow, cuttings transport, and particle settlin. Xu holds a PhD degree in oil & gas well engineering from the China University of Petroleum, Beijing. He is a member of SPE. Read More Read Less