| 陇东煤田绳索取心钻探的探索和应用 |
| 投稿时间：2013-05-27 修订日期：2013-05-28 点此下载全文 |
| 引用本文：潘小志.陇东煤田绳索取心钻探的探索和应用[J].钻探工程,2013,40(11):28-31.PAN Xiao-zhi. Exploration and Application of Wire-line Core Drilling in Longdong Coalfield[J]. Drilling Engineering, 2013,40(11):28-31. |
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| 中文摘要:简述了陇东煤田地区地层特点，分析影响钻探施工的主要因素，采取增大钻头外径、优化钻孔结构、优选适岩钻头、完善泥浆体系等配套技术措施，重点阐述了粘附卡钻事故的预防和处理技术。 |
| 中文关键词:塑料套管 适岩钻头 泥浆体系 粘附卡钻 绳索取心钻探 陇东煤田 |
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| Exploration and Application of Wire-line Core Drilling in Longdong Coalfield |
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| Abstract:The formation characteristics of Longdong coalfield region are described, and based on the analysis on the main factors influencing the drilling construction, the drill bit diameter increasing, the borehole structure optimizing, the suitable drill bit for rock optimally selecting, mud system improving and other supporting technologies were adopted. The paper focuses on the prevention and treatment of the adhesive sticking drill accident. |
| keywords:plastic casing suitable drill bit for rock mud system adhesive sticking drill wire-line core drilling Longdong coalfield |
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