沁南煤层气参数井钻井工艺

Drilling Technology of Parameter Well for CoMbed Methane in the South of Qinyuan

摘要:

结合工程实例，对沁南煤层气参数井成井目的、技术要求和施工过程进行了详细论述，特别对于钻进过程中取心及防斜打直技术进行了详细总结。

Abstract:

The article detailed completion of parameter well for coalbed methane, technical specification and construction process with field cases, especially summed up coring and preventing deviation in order to drill vertically during drilling.