tubing pump

Development and Field Experiment of Tubing Pump Fixed-valve Preventive Plug

管式泵固定凡尔防堵塞器研制及其在矿场的应用

We introduce a new kind of ring-piston tubing pump, its structure and working principle.

文章介绍了一种活塞环型管式泵，对其提高泵效的工作原理、技术性能以及应用情况进行了阐述。

Research and application of technology combined inner blind hole perforator and tubing pump

内盲孔射孔器与管式泵联作技术的研究与应用

This paper introduces the criterion of selecting pump, detonation mode, principle and action of inner blind hole perforator and tubing pump joint technology.

介绍了内盲孔射孔器与管式泵联作技术的选泵标准、起爆方式、原理和流程以及内盲孔射孔器的研制。

A kind of calculating method and its application on the maximum depth of tubing pump

管式泵最大下入深度的计算方法及应用

On working Tubing Pump and Its Application to Fertilization of Liquid Fertilizers

挤压泵工作原理及其在施液肥机上的应用

This paper adopts the fourth theory of strength to decide the maximum depth of tubing pump. A better effectiveness is attained through applying the method in Wenliu Oilfield.

文章采用第四强度理论来确定最大下泵深度，并在文留油田的应用中取得了较好的效果。