煤层气井快速钻进和气层保护技术  

Quick Drilling and Gas Reservoir Protection of Coal-bed Methane Wells

作　　者：张冠军 

机构地区：[1]中石化华北石油局五普钻井公司,河南新乡450600

出　　处：《山西科技》2010年第2期100-100,102,共2页Shanxi Science and Technology

摘　　要：空气钻进和无固相植物胶钻井液适合煤层气钻进。空气钻进速度快,对煤层和环境无污染。无固相植物胶钻井液可生物降解,交联剂可交联堵漏。空气钻井复杂情况的判断与处理具有针对性。Air drilling and solid-free gelatin drilling fluid can be used in coal-bed methane drilling.Air drilling is quicker and non-pollution for the coal-bed and the environment and solid-free gelatin drilling fluid may be biodegradable,with cross-linkers cross-linking plugging.The determination and treatment of the complex air drilling may be used in certain circumstances.

关 键 词：空气 无固相 钻井 循环介质 保护 煤层气 

分 类 号：TD724[矿业工程—矿井通风与安全]