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journal1  2014, Vol. 32 Issue (3): 29-33    DOI: 10.3981/j.issn.1000-7857.2014.03.003
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Key Influencing Factors and Control Technology of Drilling Fluid Pressure in the Bitumen Zone
REN Liwei1,2, 1, XIA Bairu2, MAO Di1
1. College of Engineering and Technology, China University of Geosciences, Beijing 100083, China;
2. Sinopec Oilfield Service Corporation, Beijing 100101, China

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