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- Causes and countermeasures for eccentric wear of rod and tubing in rod-pumped wells 有杆泵井管杆偏磨原因分析及技术对策
- eccentric wearing of rod 抽油杆管偏磨
- The corrosion and wear of rod pump well cause the damage of downhole equipment and seriously affect the normal production of oil well. 有杆泵井中的腐蚀和磨损,造成油井的井下设备损坏,严重影响油井的正常生产。
- A new technique for preventing eccentric wear of string in rod pumped wells 有杆泵油润滑防偏磨技术的研究与应用
- The result shows that the eccentric wear of tubing greatly decreases the deformation resistibility capacity and the two-side eccentric wear of tubing leads to more serious tubing failure. 结果表明,油管偏磨大大降低了油管抵抗变形的能力,尤其油管双面偏磨更容易导致油管失效。
- Analysis of rod bush eccentric wearing in pumping oil well and its prevention methods 有杆采油井中杆管偏磨原因分析及防治方法探讨
- THE FEATURES AND LAW OF ROD STRING ECCENTRIC WEAR IN ARTIFICIALLY LIFTED WELL OF CHAOYANGGOU OILFIELD AND ITS TREATMENT 朝阳沟油田机抽井管杆偏磨特征规律及综合治理认识
- The cause and disposal of eccentric wear of bridge crane wheel rim 桥式起重机车轮轮缘偏磨的原因及处理
- The wearing of seat belts is required by law. 法律规定必须系安全带。
- The wind causes much wearing of rocks. 风使岩石遭到很大磨蚀。
- An ordinance prohibits the wearing of suspenders. 法令禁止穿著吊带。
- The wear of ages is upon these institutions. 人类在这些制度上消耗了许多岁月。
- We is wear of the constant quarrel. 我们对没完没了的争吵不耐烦了。
- Through field application, the bi-directional protected box coupling technology solved effectively the tubing and rod eccentric wear problem, reduce the accident of break off, dropout and leak... 通过实际应用,有效地解决了管杆偏磨严重的问题,减少了管杆断、脱、漏事故的发生,取得了较好的经济效益。
- The office symbolized by the wearing of such a head covering. 职务,职位由带这种帽子所象征的职位
- The grating are made of rods or wire. 光栅由金属或丝制造。
- The paper analyzed the features and reasons of tubing and rod eccentric wear in middle-later period of Huanxiling oilfield development, and put forward preventive measures of eccentric wear. 从欢喜岭油田生产实际出发,较全面地分析了欢喜岭油田开发中后期后,出现杆、管严重偏磨的特点、偏磨原因及防偏磨对策;
- We are weared of the constant quarrel. 我们对没完没了的争吵不耐烦了。
- The mass wear of the coatings is in ascending order: P
质量磨损从小到大顺序为P型 - The measures for improving wear of camber for lockup were proposed. 针对锁紧弧面的磨损提出了改善措施。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries