Analysis of scaling causes and descaling effects in downhole tubing of Yanchuannan coalbed methane field
1 Sinopec Key Laboratory of Deep Coalbed Methane Exploration and Development, Nanjing, Jiangsu 210019, China
2 Exploration and Development Research Institute, Sinopec East China Oil & Gas Company, Yangzhou, Jiangsu 225007, China
3 Sinopec (Shanxi) Coalbed Methane Co., Ltd., Linfen, Shanxi 041099, China
4 Petroleum Engineering Technology Research Institute, Sinopec East China Oil & Gas Company, Nanjing, Jiangsu 210004, China
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