Drilling lateral horizontal well to produce bottom water oilfield by using workover rig
利用修井机钻分枝井水平井高效开采底水油田
The anchor rig is a very important drilling equipment in basic engineering construction.
锚杆钻机是基础工程施工中得一种十分重要得钻孔设备。
The programming for the anchoring of the drilling ship and navigation locating of the rig
钻井船抛锚导航及钻机定位程序设计
Experimental Study in Screening and Matching of Disc brake Pair Materials of Drilling Rig
石油钻机盘式刹车副材料选配的实验研究
Design and Application of Multifunctional Drill Stems Pneumatic Clip for Oil Drilling Rig
石油钻机多功能钻杆气动卡瓦的设计及应用
Drilling rig is easy to be destroyed at low rate of penetration with long drilling circle.
机械钻速低，钻井周期长，钻具易损坏。
Experimental Study on Selecting Suitable Materials for Brake Pair on Chinamade Drilling Rig
国产钻机刹车副材料选配的试验研究
This program helps the drilling ship to cast anchors and locate the rig by the aid of color display.
本程序使用彩色显示器帮助钻井船抛锚导航及钻机定位。
Construction of Raising Drilling Rig for Upper Inclined Part of Diversion Tunnel of Jisha Power Station
吉沙水电站引水隧洞上斜井段反井钻机施工
Large degree of freedom of drilling frame structure can enlarger efficiently operation scope of drill rig.
多自由度钻架结构, 有效地扩展了钻机的作业范围。
People usually use parallelogram lifting device for engineering drilling machine to guarantee stability and correct direction of drilling rig during operation.
工程钻机常采用具有平行四边形机构的起落架。
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