JSZ型机械式随钻震击器

JSZ型机械式随钻震击器
JSZ型机械式随钻震击器为全机械式,内腔不产生高压,震击效果不受油质变化的影响;总长短,减小了井下弯曲交变应力的危害,也便于运输;密封性能、使用性能安全可靠;用于海洋钻井和定向钻井中。
Integral Mechanical Drilling Jar Type JSZ
      Model “JSZ” Drilling Jar can be actuated by mechanical fully. The inner chamber cannot roduce high-pressure. The change of oiliness cannot impact jarring effect.The short overall length can reduce the harm of bending alternating stress, facilitating the conveyance. It has the low sealing property and reliable using property.It should be used for offshore drilling and directional drilling.

作者speedyweb 作者speedyweb 2016年9月1日
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