1) aerated drilling fluid
充气钻井液
1.
Study on NW solids free aerated drilling fluid for under-balanced drilling;
欠平衡钻井NW无固相充气钻井液的研究
2.
A double-wall drill tool has been developed to solve problems arising in the process of controlling the wellbore trajectory using conventional downhole mud motor and MWD in under-balanced drilling with aerated drilling fluid.
为解决在充气钻井液欠平衡压力钻井时,使用常规井下动力钻具和随钻测量仪器进行井眼轨迹控制中遇到的技术难题,研制了双壁钻具。
3.
Therefore, using aerated drilling fluids and under balanced drilling techniques can not only meet with the geologic requirements but also ensure the normal drilling.
为此 ,采用充气 (氮气 )钻井液欠平衡钻井技术 ,满足了地质要求 ,保证了正常钻进 ,这是国内首次成功采用充气钻井液欠平衡压力钻井技术解决严重井漏的井例。
2) preventing leak-off and spill-out
充(氮)气钻井液
3) aerated foam drilling fluid
新型充气钻井液
1.
New aerated foam drilling fluid, using a special plant fiber named KWS as fluid material, not only has the characteristics of low density, high ability of removing cuttings and lower use of water, but also has the perforation of rejecting of the Na~+ s and Ca~(2+) s affection.
利用特殊植物纤维KW S作为泥浆处理剂的新型充气钻井液,不仅具有常规充气钻井液低密度、排粉能力强、节约用水等优点,还可以不受钠、钙离子的影响,提高钻井泡沫稳定性和钻井液抗盐能力。
4) aerated drilling
充气钻井
1.
Calculation of optimal gas-liquid volume flow in aerated drilling
充气钻井气液体积流量计算
2.
In order to tackle the difficulties like hole inclination in cretaceous nappe, light weight on bit as well as slow penetration, and the issue of increasing velocity of the Tertiary in Qinxi oilfield, aerated drilling testing was conducted in the nappe of well Ku 12 and in the Tertiary formation in well Q2-37.
为解决青西油田巨厚白垩系推覆体易井斜、钻压轻、机速慢的难点和第三系的提速问题,在窿12井的推覆体和Q2-37井的第三系地层实施了充气钻井技术试验。
3.
Based on the theory of gas-liquid two-phase flow,the wellbore pressure distribution problems were analyzed in the aerated drilling.
以气液两相流理论为基础,分析了充气钻井的井筒压力分布问题。
5) Nitrogen aeration
钻井液充氮气技术
6) drilling by filling nitrogen
充氮气钻井
补充资料：充气
分子式：
CAS号：
性质： 通过向料仓气压壁板通入空气使物料移动的过程。在料仓设置橡胶气压壁板，这些橡胶壁板固定在料仓的内壁，将空气周期性地通入，使壁板膨胀，迫使物料进入流动通道。应控制空气的压力防止充气过多，壁板的尺寸和安装要适应存贮料斗的几何形状。充气型装置用可控气体喷射方法很容易充气，也很容易通过各种充气装置将物料从料斗卸出或向工艺流程供料。充气必须使用干燥而清洁的空气，还应控制粉尘，必要时使用收尘器。
CAS号：
性质： 通过向料仓气压壁板通入空气使物料移动的过程。在料仓设置橡胶气压壁板，这些橡胶壁板固定在料仓的内壁，将空气周期性地通入，使壁板膨胀，迫使物料进入流动通道。应控制空气的压力防止充气过多，壁板的尺寸和安装要适应存贮料斗的几何形状。充气型装置用可控气体喷射方法很容易充气，也很容易通过各种充气装置将物料从料斗卸出或向工艺流程供料。充气必须使用干燥而清洁的空气，还应控制粉尘，必要时使用收尘器。
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