drilling bit

Discussion about mud logging technical method in drilling with PDC bit

PDC钻头钻井录井技术方法探讨

Stones drilling bit: Use for drilling stones, concrete, firebrick etc.

摘要:石材钻头: 适用于石材 、 混凝土 、 耐火材料的钻孔.

Problems and countermeasures of wireline coring drilling in "walk" formation in a uranium mine in Guangxi are introduced with type selection test for diamond drilling bit.

通过绳索取心钻进金刚石钻头选型试验，介绍了广西资源县向阳坪铀矿区打滑地层中绳索取心钻进存在的问题及采取的技术措施。

In pace with the perfection of performance and model number of bottom-hole power drill tool, moreover concentrated PDC bit fitting for different formation is growing vigorously, compound drilling technique can be large-scale applied and disseminated.

随着井下动力钻具性能、型号的完善，再加上适合各种地层的高效PDC钻头的蓬勃发展，复合钻井技术大规模推广应用的时代已经到来。

FEM Analysis on Warm Extrusion Concave Die of Drilling Bit Shell

凿岩钎头壳体温挤压凹模的有限元分析

Depending on the installation diagram to determine drilling bit.

根据安装示意图确定打孔位.

Simulation model of drilling process of three-cone bit

三牙轮钻头破岩过程计算机仿真模型

Test research of drilling force for XYZ series rock bit

XYZ系列岩石钻头钻削力试验研究

The main products consist of diamond drilling bit, round sawing blade and grinding wheels, etc.

主要生产金刚石钻头 、 圆锯片、磨轮等多种类型产品.

Design and simulation of bit servo-control system in drilling test unit

钻井试验装置钻压伺服控制系统的设计与仿真