2) jet drilling
喷射钻井
1.
Based on the current research status of domestic & foreign ultra high pressure jet drilling techniques, the paper discusses the feasibility and reality of the domestic research of 30~50 MPa down hole booster pump combining with the current jet drilling conditions.
超高压喷射钻井技术可大幅度提高钻头进尺和机械钻速 ,并降低钻井成本 ,为高效快速钻井开辟了广阔的前景。
2.
As a new popular topic, the technique of overpressure jet drilling is being paid people's attention.
超高压喷射钻井技术是通过超高压力的液体介质以集中能量达到水力切割破碎岩石的效果。
4) jetting drill
喷射钻机
5) jetting drilling
喷射钻井
1.
Meanwhile,the feasibility and implement method of jetting drilling on ultra-deep wells was analyzed,and point out that the ultra-deep well hydraulic parameters design should follow the minimum flow rate designing method,and also provides good reference for ROP improvement of ultra-deep wells.
同时,分析了超深井钻井喷射钻井的可行性及实现方式,指出超深井水力参数设计需按最小流量法设计,为提高超深井钻井速度提供了有益的参考。
6) jet boring
喷射钻探
补充资料：冻土钻(见取土钻)
冻土钻(见取土钻)
dongtuzuan冻土钻见取土钻
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条