1.
Development of Hot Rolled Ribbed Round Steel Bar 25CrMoA for Ultra-high Strength Oil Sucker Rod
超高强度抽油杆用热轧带肋圆钢25CrMoA研制
2.
fiberglass-reinforced polyester sucker rod
玻璃纤维增强的聚酯抽油杆
3.
Investigation on Calculate Method of Depth of Wearing of Rod and Tubing on Sucker Rod Pump Wells
抽油机井杆管磨损深度计算方法研究
4.
The High-Temp Resistant Carbon Fiber Reinforced Plastic Continuous Sucker Rod Produced by Pultrusion Process;
耐高温碳纤维抽油杆工艺与性能研究
5.
In designing the sucker rod, correct the line density, elasticity coefficient, rigidity and so on.
本文在进行空心抽油杆柱的设计计算时,对空心抽油杆的线密度、性系数、度等参数进行了修正。
6.
Mechanism Analysis of the Wire Rope Pumping Rod String in Little Inclined Hole;
钢丝绳抽油杆在小斜度井中的应用机理研究
7.
Operating Efficiency Analysis of Rod Pumping Equipment and Approaches to Improve Efficiency
有杆抽油设备运行效率分析及提高效率的途径
8.
back-side-crank pumping unit
单拐多连杆抽油设备
9.
air lift rod transfer elevator
气动抽油杆运移吊卡
10.
mule-head hanger
驴头上挂抽油杆的装置
11.
air-balanced sucker-rod pumping unit
气动平衡泵杆抽油机
12.
double pin sucker rod
两头阳螺纹的抽油杆
13.
Crack Failure Analysis on Oil Sucker Rods of 20CrMoA Steel
抽油杆20CrMoA断裂失效分析
14.
Structure Intention Evaluation about the Connecting Rod of 490ZQ Diesel Engine;
490ZQ柴油机连杆结构强度评估
15.
An Application of Two-way Protection Rod Collars to Highly-deviated Wells in Beach Oilfields
双向保护抽油杆接箍在滩海油田大斜度井中的应用
16.
Development of rod absolute oil tool in workover operations of pumping wells
抽油井修井作业中抽油杆净油工具的研制
17.
Screw pump drived by submersible motor is rodless oil pumping which can achieve high delivery lift and low delivery capacity. It can attain the purpose of low cost and high efficiency.
潜油电机驱动螺杆泵的无杆抽油可实现高扬程、低排量,能达到降低成本提高效率的目的。
18.
A Dynamics Study on Surface-driving Progressing Cavity Pump of Oil Production System;
地面驱动螺杆泵井抽油杆柱力学研究