钻杆

In addition,PCL theorem is narrated, main tools and instruments structure and function are also analysed,explained Improved methods adapt to actual.

并对钻杆传输测井原理进行了叙述，对主要工具、设备的结构和作用进行了分析、说明。

Focused on many problems existing in pressure control system of drilling pipe friction welding,such as high failure rate and poor amenability,the basic principles of friction welding and electro-hydraulic proportional technique were briefly described.

针对焊接钻杆连续驱动摩擦焊机采用开关阀组成压力控制系统存在故障几率高、可控性差等问题，将电液比例控制技术应用在摩擦焊压力控制中，实现了摩擦焊轴向压力闭环控制、滑台进给速度的开环控制；可对摩擦焊机主轴速度、轴向压力、轴向缩短量、主电机电流、油温等进行实时检测。

Based on the project experimental data, the reason of the notable difference between theoretical calculation and experiment on the inclination anchor rod is analyzed.

在粉土和粉质粘土的地质情况下，二次劈裂注浆形成的锚固体的等效直径是钻杆直径的1.5倍以上。

We analyze factors that cause the error during the process ofstraightening drill pipes and work out the approximate value of straightening error.

对引起钻杆校直误差的因素进行了分析，并对系统的校直误差进行了估算。

For oil drilling, oil and gas wells in the circulation rotary drilling mud to increase agent, cooling the bit, cutting away material from the debris, lubricating the drill pipe, closed hole wall, oil and gas pressure control to prevent the oil from the spray.

用于石油钻探，油气井旋转钻探中的环流泥浆加重剂，冷却钻头，带走切削下来的碎屑物，润滑钻杆，封闭孔壁，控制油气压力，防止油井自喷。

BHA: including a solder, the composite films and diamond drill bits, and the hollow steel drill pipe.

钻具：包括各种钎具、复合片钻头和金刚石钻头，中空钢和钻杆。

No longer need or use a similar double root consisting of three drill pipe drilling means root, it can reduce the derrick height, the weight of the base can be reduced.

不再需要采用类似双根或三根钻杆构成的立根钻井方式，因此井架高度可以减小，底座的重量可以减轻。

This article uses magnetism examination the method, to drill rod collar whether arrives conducts the research.

本文采用磁检测的方法，对钻杆接箍是否到位进行研究。

In order to protect the components of the drilling system a hollow core shock absorber for percussive drill strings has been designed.

为保护该钻探系统的该钻杆柱，设计了一种用于冲击钻杆柱的具有中空中心部分的吸震器。

Products have been distributed to more than 30 countries such as USA, Canada, Argentina, Cuba, Russia, Kazakhstan, Uzbekistan, Indonesia etc. Three Quality Management Systems attained, such as ISO9001:2000 Quality Management System, ISO14001 Environmental Management System and OHSAS18001 Occupational Health and Safety Assessment Series, are always integrated throughout the company's daily operation and processes. 16 products such as drilling rig, casing, tubing, drill pipe, pumping unit, sucker rod, sucker rod pump and composite pipe are licensed to use API 4F、API 7K、API 8A、API 5CT、API 5D、API 11E、API 11B、API 11AX及API 15HR monograms.

胜利油田高原石油装备有限责任公司建立完备的质量管理体系，通过了ISO9001：2000质量体系、ISO14001环境管理体系及OHSAS18001职业健康安全管理体系三体系认证，钻机、套管、油管、钻杆、抽油机、抽油杆、抽油泵及复合管等十六项产品分别获得API 4F、API 7K、API 8A、API 5CT、API 5D、API 11E、API 11B、API 11AX及API 15HR等的会标使用权，所有产品严格执行上述标准。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。