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Improvement and application of a novel drainage pump of deep coalbed methane wells in south Yanchuan
WU Zhuangkun, ZHANG Honglu, CHI Yuxuan, YIN Zhonghua, ZHANG Zhuang
Petroleum Reservoir Evaluation and Development . 2023, (
4
): 416 -423 . DOI: 10.13809/j.cnki.cn32-1825/te.2023.04.002
