QIAO Lei, SHEN Rui-chen, HUANG Hong-chun, TANG Chun-jin, ZHUANG Xiao-qian, XIAN Bao-an, BAO Qing-ying. A preliminary study on drilling technique of Wu M1-1 CBM multi-branched horizontal well[J]. COAL GEOLOGY & EXPLORATION, 2007, 35(1): 34-36.
Citation: QIAO Lei, SHEN Rui-chen, HUANG Hong-chun, TANG Chun-jin, ZHUANG Xiao-qian, XIAN Bao-an, BAO Qing-ying. A preliminary study on drilling technique of Wu M1-1 CBM multi-branched horizontal well[J]. COAL GEOLOGY & EXPLORATION, 2007, 35(1): 34-36.
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A preliminary study on drilling technique of Wu M1-1 CBM multi-branched horizontal well

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  • The Wu M1-1 well is the first coalbed methan (CBM) multi-branched horizontal well of the Petrochina.Based on real data of the Wu M1-1 well and field experience,this paper summarized drilling technique and success experience.Main content includes design and control of well path,forecasting the drag and torque,intersection between two wells,analysis of well stability,cleaning well and so on.
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