查询词典 drill pipe

In drill ing exploration and well drill ing Industry, the drill ing pipe and drill collar are key apparatus.

例句1。钻杆和钻铤等管状螺纹连接件，是钻探和石油钻井工业中的关键设备。

This method displays the whole process of the contact between drill stem and casing-pipe wall. Gradual simulation is used to dynamically simulate the best position of appending non-rotating drill stem protector. By this way, we can find out contact points and contact force, then make certain the position and number of installing protector.

并采用逐步模拟法，对钻柱添加非旋转防磨减断保护套的最佳位置进行仿真分析，得到钻柱与套管壁的接触区域及接触力，确定非旋转防磨减断保护套的安装位置以及所需安装的数量，为合理使用非旋转防磨减断保护套提供理论依据和前提。

Main produces:1,Piping producing equipments: 3D Digital Control Bender, Coil Straightening Guillotine, Pipe terminal Molding, Digital Control Flute Shape Pipe Machine, Digital Control Distributor Drill, Automatic Grid loading and Groove rolling Equipment, Automatic 2-end Digital Control Chamfer Equipment, Tee Flaring / Flating Equipment2,Heat Exchanger Producing Equipment: Long-U Shape Benders, Short-U Shape Benders, Horizontal Expanders3,Others: Hydraulic Pressure Single Benders, Pipe Pressing Machine, Digital Control Double-head Chamfer Machine, S-shape Feeding and Shaping Machine, Welding Machine, Hydraulic Sawing MachineWe are stick to the spirit of strict quality management, sustaining technology progress and perfect after service, service for our customers.

主要产品：1、配管加工设备：三维数控弯管机、盘管校直切断机、管端成型、数控笛形管机、数控分配器钻孔机、自动装网滚槽机、全自动双端数控倒角机、三通扩口机。2、空调换热器生产设备：长U弯管机、小U弯管机、卧式涨管机。3、其它加工设备：液压单弯机、压管机、数控双头倒角机、S形送料整形机、展架焊接机、液压锯床。

A third kelly cock is generally kept on the drill floor to be used in the drill string in the event flow up the drill string occurs while making a connection or tripping pipe.

第三个方钻杆旋塞通常保留在钻台上，当连接或起下钻时发生钻柱内向上流动的情况下用于钻柱。

The mechanical properties and metallographic structures of the friction welded drill rod and the hot upset forged drill rod pipe are compared.

本文叙述了这种钻杆的焊接性，并与采用热镦粗工艺生产的钻杆管体金相组织和机械性能进行了对比。

The friction weldabilities of DZ60 steel drill rod pipe and 40Cr steel drill rod joint for geological drill rod are explored.

地质钻杆用DZ60钢钻杆管体与40Cr钢钻杆接头焊接而成。

Hammer drill breaking jet fuel pipeline Hammer drill breaking jet fuel pipeline Yesterday afternoon China Railway 15 Bureau Jiangning Shuāng Lóng overpass construction site when the piling work carelessly and 1.5 meters deep in an underground 200 mm diameter pipe to break the jet fuel kerosene leak immediately.

打桩机钻破航崆煤油管盗昨天下问悻中铁十五局在南京江(zuo2 tian1 xia4 wen4 xing4 zhong1 tie3 shi2 wu3 ju2 zai4 nan2 jing1 jiang1)宁双龙街立交桥施工工地打桩作业时，不慎将地下1.5米深处的一根直径200毫米的航崆煤油管盗打破，顿时煤油外泄。

The tractor series includes: The European leopard 12-80 horse hauls the oil line or pipe, the Dille day tows 65 horsepower, 72 horsepower, 80 horsepower drill tubings, the East Is Red series drill tubing, each kind of project machinery, high-pressured hose unit steel pipe unit and attachment body.

拖拉机系列包括：欧豹12－80马拖拉机油管、迪尔天拖65马力、72马力、80马力油管、东方红系列油管，各种工程机械，高压软管总成钢管总成及接头体。

The downhole milling pipe string of screw drill tool will produce great reverse torque while milling and grinding the bridge plug, cement plug and so on, and which is extremely harmful to the screw drill tool .

针对螺杆钻具磨铣钻削井下桥塞、水泥塞及类似钻削工作中管柱在井下所产生的巨大反扭矩的危害，在对磨铣钻削管柱进行受力分析的基础上，提出了改进方案，即&井下防扭装置&和&磨铣钻削管柱的配置&，有效地降低了反扭矩带来的危害，改善了磨铣钻削管柱的受力状况。

Produces each kind of specification to shift gears the flexible axle, changes speed the flexible axle, the flexible axle controller, the controller unit, the hydraulic pressure drill tubing, the petroleum pipe line, the high-pressure oil pipe, checks the cotton thread, shifts gears the line, in the flexible axle the core, the steel wire, in executes the blockade to use the steel wire, the steel cable to lock steam Morocco and the engineering machinery spare part and the fitting and so on core steel wire, according to customer concrete demand and request processing and production!

生产各种规格换挡软轴，变速软轴，软轴控制器，控制器总成，液压油管，输油管，高压油管，刹车线，换档线，软轴内芯，钢丝绳，施封锁用钢丝绳，钢缆锁内芯钢丝绳等汽摩和工程机械零部件和配件，按客户具体需求和要求加工和生产！

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。