The sales, maintenance and service of rotary drilling rig drill rod;
旋挖钻机钻杆的销售、维修、服务;
Drill rod and collar are key apparatus in drilling exploration and well drilling industry.
钻杆和钻铤等管状螺纹联接件是钻探和石油钻井工业中的关键设备。
Secondly there is error between the thread roll angles of thread rolling die and drill rod.
滚丝轮螺纹和钻杆螺纹的螺旋角有误差。
Equipped with hydraulic holder and hand powered unscrewer, to untighen the drill rod easily.
附设液压夹持器,并配以手动御扣装置,使拆御钻杆更方便。
Wear-resistant materials, a connecting flange and a drill rod by high carbon steel finishing.
材质耐磨,连接法兰和钻杆采用高碳钢精加工。
The pressure of the under well drill rod which even works in the caustic medium is extremely complex.
钻柱在井下的受力极度复杂,甚至工作在腐蚀性介质中。
The orientation plate, the axial line in the handle, and the middle axial line of the drill rod are on the same plane.
本实用新型所说的定向板与手柄中轴线、钻杆中轴线在同一平面。
Ever since 1998, corrosion of drill rod and minor corrosion leakage have occurred in Pinghu oil Field in East China Sea.
从1998年开始,东海平湖油气田在钻井中接连出现了钻杆腐蚀与刺漏现象。
There were a lot of difficulties when the traditional fatigue lifespan assessment method is used in evaluating drill rod lifespan.
传统的疲劳寿命评估方法用于钻杆评估存在诸多困难。
In this paper, a polar coordinate drill-rod lifter was developed to strictly control drill rod in order to precisely locate the rod.
作者研制了极坐标扶钎器可以严格的控制钎杆,从而保证孔位准确。
The advanced hydraulic system has self-return and drill rod stuck proof implements, which ensure great maneuverability and reliability.
先进的液压系统有自我的回报和钻杆坚持证明实施,确保伟大的机动性和可靠性。
Through the project case histories the paper analysed the causes of forming the cast drill rod and an useful protection measure is taken.
该文通过工程实例分析了形成铸钻杆的原因,并采取了有效的防治措施,在施工中降低了事故的发生率。
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。
Specializing in all kinds of excavator drill rod and accessories production, and undertook a variety of excavators breaking hammer home repair.
专门从事各类挖掘机钎杆及配件生产,并承接国内外各种挖掘机破碎锤修理。
Short drill Pipe Short drill rod is a tool for adjusting drilling tool spaced length to reach a certain technical purpose in drilling engineering.
短钻杆是钻井过程中调整钻具间隔长度以达到某种技术目地的工具。
Double triangle boom is a kind of directly positioning mechanism, it can remove the drill rod to a target position directly in its operating range.
双三角钻臂属于直接定位钻臂,在工作区间可将钎头直接移位到目标位置。
This device is a new kind of drill rod fixture to be used with the rod storage to implement the mechanization of drill rods connection for drill rigs.
该机构是一种新型的接卸钻杆机构,其与贮杆器配合使用可使钻机实现机械化接卸钻杆。
By testing vibration frequency, moving speed of drill rod, atmospheric temperature, pressure and consumption, a test report is automatically worked out.
通过测量凿岩机工作时的振动频率、钎杆转速、气温、气压和耗气量等性能参数,自动生成测试报告。
The utility model relates to a multifunctional soil sample connecting device, which comprises a drill rod, a drill body, a handle and a collecting cylinder.
本实用新型为一种多用途土壤样品采集装置,它包括钻杆、钻体、手柄。
Water well drill rod for eue in even -like, attaches according to the petroleum drilling tool size processing, also may defer to the user request processing.
水井钻杆为外加厚内平式,接头按照石油钻具尺寸加工,也可按照用户要求加工。
The utility model relates to a medical orthopaedics left-hand drill bit for drilling a left-hand thread hole. A metal drill rod is carved with a left-hand groove.
本实用新型涉及一种可以钻左旋丝孔的骨科医用左旋钻头,它是在一个金 属钻杆上镂刻有左旋凹槽。
In order to adapt the need of loading and unloading drill rod of iron gate-opening machine for large-scale blast furnace, the new change rock drill machine is designed.
为适应大型高炉开铁口机的装卸钎杆需要,设计开发了新型换钎机。
The results revealed that the non homogeneous distribution of the carbide caused the "zonal structure" appeared in the joint of drill rod which is hardened and hightemperature tempered.
结果表明,碳化物分布不均匀导致调质处理后在钻杆接头中产生“带状组织”。
It USES drill rod connector to directly connect the drill rods, so that during the drilling work, it dose not require fixing or dismantling any of the other drilling tools on the Kelly.
采用钻杆联接器直接连接钻杆,在钻进工作时不需要在主动钻杆上再装卸其它钻具。
The results revealed that the non homogeneous distribution of the carbide caused the "zonal structure" appeared in the joint of drill rod which is hardened and high temperature tempered.
结果表明,碳化物分布不均匀导致调质处理后在钻杆接头中产生“带状组织”。
Main products include ductile manhole covers, composite resin covers, drill rod cement covers, galvanized steel grating, polymer alloy covers, cast iron manhole covers, flower bar, cast iron pipe.
主营产品有球墨井盖、复合树脂井盖、钢钎水泥井盖、镀锌钢格板、合金高分子井盖、球墨铸铁井盖、铸铁井盖、花栏、铸铁管等。
Main products include ductile manhole covers, composite resin covers, drill rod cement covers, galvanized steel grating, polymer alloy covers, cast iron manhole covers, flower bar, cast iron pipe.
主营产品有球墨井盖、复合树脂井盖、钢钎水泥井盖、镀锌钢格板、合金高分子井盖、球墨铸铁井盖、铸铁井盖、花栏、铸铁管等。
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