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- Make up 15 joints of 5" HW Drill pipe. 接上15根5"加重钻杆。
- Effect of the Defect of Drill Pipe Joint on the Service Life of Drill Pipe 钻杆接头缺陷影响使用寿命的试验研究
- Keywords sidetracking horizontal well frictional force mathematical model elasticity borehole drill pipe joint analysis; 侧钻;水平井;摩擦力;模型;弹性;井眼;钻杆接头;分析;
- drill pipe joints 钻管接头
- The drill pipe that was broken has been found. 断了的钻杆被找到了。
- Drill pipe threads are not cleaned in that way. 钻杆丝扣不是那样清洗的。
- The right thing to do now is to bent a drill pipe. 现在要做的事是拉弯一根钻杆。
- high strength drill pipe joint 高强度钻杆接头
- drill pipe joint 钻杆接头
- A bushing used to secure a pipe joint. 套圈，箍用来缚紧管子接头的套圈
- drill pipe joint connecting 钻杆接头
- Drill pipe corrosion results from oxygen acting on metals. 钻杆的腐蚀来自氧对金属的作用。
- Petroleum and natural gas industries - Aluminium alloy drill pipe. 石油天然气工业-铝合金钻杆。
- The stand pipe pressure (drill pipe pressure) is 10kg/cm2. 立管压力（钻杆压力）10公斤/厘米2。
- Must these drill pipes be measured again? 这些钻杆必须再量一次吗?
- No defects did we find in these drill pipes. 在这些钻杆内我们没有发现缺陷。
- A Preliminary Study on Pipe Joint Filler like Jute-Asbestos-Cement etc. 油麻石棉水泥等管道接口密封填料的探析。
- If the drill pipe threads become rusty, rust will have to be cleaned. 如果钻杆丝扣生锈,必须清除掉。
- A material used to prevent leakage or seepage, as around a pipe joint. 密封圈用来防止漏水或渗漏的一种材料，如水管的接合处
- The heavier mud travels down the drill pipe and up through the annulus. 较重的泥浆沿钻杆向下流动,然后通过环形间隙上升。
