coring tool

The coring tool is tripped in 26 times, with total coring footages of 205. 71m, recovered core of 168.29m and the average core recovery of 81.81%, the highest in the block.

共下取心工具26次，取心总进尺205.71m，收获岩心168，29m，平均收获率81.81%，达到该区块取心收获率的最高点。

Analyzing Circulation Suffocation During Drilling with Screw Motor Combined with a Wire-Line Coring Tool

绳索取心螺杆钻具应用中憋泵问题的分析

The Development and Application of Wire-line Coring Tool for Placer Drill

砂钻绳索取心钻具的研制与应用

Design of retainer spring of coring tool used in horizontal well

水平井取心工具承托弹簧设计

The wire-line coring tool of HSQ serial has kept up the technical features of conventional placer drills and derived the advanced structure from steel cable fishing tool for inner barrel.

HSQ系列绳索取心钻具，既保持了现用砂钻钻进的工艺特点，又发挥了钢绳打捞内管技术的方便性。

Study on the Design and Kinematic Simulation of the Rotary Sidewall Coring Tool

旋转式井壁取芯器的设计与机构运动仿真研究

Conventional double tube bits should be used as bits for drilling, while coring tool is double tube.

当取心钻具采用双层管时，钻进所用的钻头就需要用普通双管钻头。

The utility model discloses a core claw in a coring tool.

本实用新型提供了一种取心工具中的岩心爪.

Analysis of Leaning-Against Method for Drilling Type Sidewall Coring Tool

钻进式井壁取心器推靠方法的分析

When a drilling type sidewall coring tool picks core in the well, it must lean against the well wall firmly, I e, the attitude and position are not allowed to be varied, otherwise it will be jammed and the core cannot be picked out.

钻进式井壁取心器在井下钻取岩心时，必须牢固地推靠在井壁上，即姿态和位置不允许发生变化，否则就会卡钻，不能取出岩心。

The coring tool mainly finishes data acquisition, control, calculation, analog output.

该仪器不仅完成数据采集、控制及计算等，还可将计算结果（方位和倾角）以模拟量的方式输出。

Glass Steel Coring Tool Applied for Weak Formation

适用于松散地层的玻璃钢取心工具

Analysis of working status of pressurization mechanism for coring tool in unconsolidated formation

松软地层取心工具加压机构工作状态分析