您要查找的是不是：
- Model DQ70BS top drive drilling system (TDDS)is developed based on Model DQ60D and Model DQ60P DC TDDS and Model DQ20Y hydraulic TDDS. 摘要在DQ60D、DQ60P直流电顶驱和DQ20Y液压顶驱的基础上，研制了DQ70BS交流变频顶部驱动钻井装置。
- Surrounding the topic of technology on Virtual Prototype(VP) and Product Data Management(PDM), this paper studies the relational theory and technology about the VP and PDM of the Top Drive Drilling System(TDS), then develops and carries out it. 本文紧紧围绕虚拟样机(Virtual Prototype,VP)技术和产品数据管理(PDM)技术这一主题,对石油顶驱钻机虚拟样机原型系统和PDM系统所涉及的相关理论和技术进行了研究和应用实践。
- The Maintenance of Top Drive Drilling System In Offshore Platform 钻井平台顶驱钻机液压系统的维护
- Keywords closed-loop drilling system;navigational drilling;automatic drilling rig;top drive drilling;directional well;horizontal well;drilling cost;computer control;America; 闭环钻井系统;导向钻井;自动化钻机;顶部驱动钻井;定向井;水平井;钻井费用;计算机控制;美国;
- top drive drilling system 顶部驱动
- A series of advanced technologies are applied,e.g.,DC electric rig,stepless speed regulation pump and top drive system,steerable drilling system,powerful downhole motor,and advanced drill bit. 该井采用了直流电动钻机、无级调速泵及顶部驱动装置、导向钻井系统、大功率优质马达、优质钻头等一系列先进工艺，经科学论证与施工，取得了满意的效果。
- TOP DRIVE DRILLING EQUIPMENT SYSTEM 顶部驱动钻井装置
- Keywords drilling rig;VFD electrical drilling rig;hydraulic disc brack;top drive drilling set; 石油钻机;交流变频电动钻机;液压盘式刹车;顶部驱动钻井装置;
- Lay down top drive system spinner. 拆下顶部驱动的旋扣器。
- Keywords drill tool thread compound;top drive drilling;high torque;friction coefficient;determination;laboratory testi 钻具螺纹脂;顶部驱动钻井;高扭矩;摩擦系数;测定;四球极压试验机;实验室试验;
- YG-30 drilling rig is a full hydraulic operated top drive power head drill. 型工程钻机为全液压驱动动力头式钻机。
- top drive drilling 顶部驱动钻井
- top drive drilling units 顶部驱动钻井装置
- Transmission, built in the top drive power head, has two speed range? High and low. It can meet the requirements of both DTH hammer drilling and carbide bit drilling. 动力头设有变速装置,有高低两个档次,以满足潜孔锤钻进及硬质合金回转钻进方法。
- The flourishing top-drive drilling system in the past 20 years has accomplishes a historic leap of rig modernization. 20多年来世界上蓬勃发展的顶部驱动钻井装置，实现了钻机现代化的历史性跨越。
- The forming mechanism of the bias force is the key to the study of the modulated steerable rotary drilling system. 导向力的形成机理是研制旋转导向工具的核心。
- It can increase the hole inclination angle range and drill elevation angle holes, while setting the top drive power head and hole top plate toward the opposite direction. 动力头及孔口板调转方向,可直接钻凿仰孔,大大增加钻孔倾角范围。
- Weatherford casing drilling system, then only a single time, there is no drilling from the time the next drill. 威德福套管钻井系统则只有接单根的时间，没有起钻下钻的时间。
- Its drilling system uses a 380-ton protective casing over the wellhead that is about the size of a six-story office building. 它的钻探系统采用了重380吨、约六层办公大楼大小的保护罩（防爆装置）来保护井口。
- The rig is equipped with an upper spherical jaw holding mechanism and hexagonal drive drilling rod which can be replaced without shutdown, high efficiency, safe and reliable. 钻机配有上球卡式夹持机构并带有六方主动钻杆,可实行不停机倒杆,工作效率高,安全可靠。
