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Optimization of hole bottom fluid pressure drop system in CBM wells based on Fuzzy Mathematical Method
HU Yan-lin;ZHANG Sui-an;GAO Zhi-hua;LI Dan-qiong;LIU Yan;ZHANG Shou-ren;WU Jian;HE Zhi-jun;Engineering Research Center of the Ministry of Education for Gas Energy Development & Utilization;China University of Petroleum;China University of Petroleum;China United Coalbed Methane Corporation;Ltd.;Coalbed Methane Gas Exploration and Development Branch;PetroChina Huabei Oilfield Company;West Sichuan Gas Production Plant;Southwest Oil/Gas Field Branch;SINOPEC;
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