Research on working condition analysis and parameter optimization of hydraulic jet pumps in deep coalbed methane wells: a case study of Daning-Jixian block on eastern margin of Ordos Basin
1 Engineering Technology Research Institute, PetroChina Coalbed Methane Company Limited, Xi’an, Shaanxi 710082, China
2 China United Coalbed Methane National Engineering Research Center Co., Ltd., Beijing 100095, China
3 China University of Petroleum (East China), Qingdao, Shandong 266580, China
4 Linfen Company of PetroChina Coalbed Methane Company Limited, Linfen, Shanxi 042200, China
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