YCOⅡ型岩心定向钻具

The Working Principle and Application of the YCO Type Core Reorientated Drilling Tool

摘要:

分析了岩心定向钻具的作用和应用前景，介绍了ＹＣＯⅡ型岩心定向钻具的工作原理及性能特点，并就其工业性生产应用作了总结与分析。

Abstract:

Functions and application vistas of core reoriented drilling tool are analysed. The working principle and performance characteri of the YCO type core reoriented drilling tool are introduced, making a summary and analysis for it's industrial production and application.