Analysis of Produced Fluid in Changqing Oilfield and Its Mechanism for Stimulation by Profile Control and Flooding
1 Oil and Gas Technology Research Institute, Changqing Oilfield Branch Company, PetroChina, Xi’an 710018, China
2 National Engineering Laboratory for Exploration and Development of Low-Permeable Oil and Gas Fields, Xi’an 710018, China
3 CAS Key Laboratory of Chemistry of Northwestern Plant Resources, Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou 730000, China
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