沁水盆地煤层气单支水平井钻完井技术探讨与实践
China Coalbed Methane(2015)
Abstract
文章提出了一种旨在降低单井钻井成本、提高单井产量和排采寿命的煤层气单支水平井,省去洞穴直井,简化井身结构,采用上倾轨迹设计,采用大孔径筛管完井,设计了一种新型筛管结构和配套的筛管悬挂丢手系统.该工艺在山西沁水盆地得到成功应用,为我国煤层气高效开发提供了一种新的井型.
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