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- Chain type long stroke pumping unit is mainly used in mid and anaphase oilfield. 链式长冲程抽油机主要是为开采中、期油田而设计的。
- The design of chain type long stroke pumping unit LZCB链式长冲程抽油机设计
- The Research of Chain Type Hydraulic Pumping Unit of Long Stroke 长冲程链式液压抽油机的研究
- motor-reversing type pumping unit 电机换向抽油机
- Finite element analysis of framework on motor-reversing type pumping unit 电动机换向抽油机支架的有限元分析
- Finite element modal analysis of framework on motor-reversing type pumping unit 抽油机支架的有限元动态性能分析
- Modifying balance system of Model LCJ1250 chain drive pumping unit. LCJ1250链条抽油机平衡方式改造的实践
- Many idler pulleys are adopted in the structure of the new type chain pumping unit instead of girder pole in traditional connection mode, which can achieve a long stroke at work. 摘要新型链条抽油机采用链条轨来代替传统抽油机连杆的硬连接以满足大冲程的工作要求。
- Walking beam type pumping unit 游梁式抽油机
- Stainless steel structure,chain type feeding material platform. 全不锈钢结构;链式输送料台.
- Application of Watt chain six-bar linkage on pumping units. 瓦特链六杆机构在抽油机上的应用与优化设计
- Development of the well condition self-adaptive pumping unit. 井况自适应抽油机的研制。
- Looseness of connection of moving parts of a chain drive pumping unit is one of the main factors causing the impact of the unit in reversing. 链条等传动件的联结松弛是导致链条抽油机换向冲击的主要原因。冲击造成机件损坏的过程缓慢而渐进，达到一定程度可导致链条断脱、特殊链节失效、链轮轴滚键等事故。
- The pumping unit with twin wobble wheels realizcs stroke increment based on the principle of the chain stroke being twice the wheels stroke. 双摆增程式抽油机是利用链条行程为摆轮行程两倍的原理实现增程的。
- New method for power saving of beam pumping units. 游梁式抽油机节能新技术探讨。
- Multiple structures such as mesh enclosure type, grille type, shockproof ceiling type, chain type, rod type, etc. 有带网罩式，吊链式、吊杆式等多种结构，满足各种场合的不同需要。
- Dynamics simulation of hydraulic beam pumping unit based on 3D model. 液压游梁式抽油机的三维动力学特性仿真
- The few fissile materials could not maintain the chain type response(overwhelming majority neutron escape). 少量的裂变材料不能维持链式反应(绝大多数中子逃逸了)。
- In the light of the problems with the existent chain drive pumping hots,a new weight-balanced chain drive pumping unit without the reverse rack is designed. 针对普通链条抽油机所存在的问题，设计了一种新型重块平衡无换向架链条抽油机。
- The critical mass the fissile materials smallest quality which needsfor the maintenance chain type response is called the critical mass. 指临界质量临界质量为维持链式反应所需要的裂变材料的最小质量称为临界质量。
