Development of a new type of tool for bending sucker rod fishing.;
一种弯曲抽油杆打捞工具
Development and Application of Composite Washover and Fishing Cylinder;
复合套铣打捞筒的研制与应用
Research on drillable bridge plug washing and fishing tools and its application;
可钻式桥塞磨铣打捞工具的研制及应用
In well work-over operation to fish corrosion tubing in CH137 well,kinds of workover tools and technology were used.
在CH137井打捞井内腐蚀油管的大修井作业中,运用了多种修井工具和工艺技术。
By full analysis of tubing fish operation, problems and their solved methods are illustrated which provides a reference for this kinds of problems.
通过研究总结全井被卡油管打捞作业过程,对打捞中出现的难点问题、采取的工艺技术措施均作了必要的阐述,为今后解决此类问题提供了参考依据。
Because we have no special fish tool; operation equipments are limited,so it takes a longer time when we do the fishing by box tap and overshot with slot,and the effect is also not good.
由于没有专用的打捞工具,作业设备的能力有限,其处理事故的周期往往较长,效果不理想。
But it's very difficut and costly to salvage the deep well pump.
应用深井潜水泵抽取地下水具有许多优点 ,但深井泵掉入井中打捞困难、费用高 ,利用自身技术力量 ,打捞深井潜水泵经济效益显著。
By comparing this optimized result with the result of traditional design,it can be concluded that the former can not only meet the requirement to salvage torpedo,but sufficiently u.
以半埋雷打捞装置夹紧爪为研究对象,依据夹紧爪的工作要求,在常规设计结果的基础上,将有限元分析方法和传统的优化技术相结合,建立了基于有限元分析的优化模型。
Passing lifting wire through the sunken ship is key working procedure for sunken ship salvage.
打捞沉船时高效、安全地工作是非常重要的。