1) self-excitation of drilling fluids
钻井液自激
2) drilling fluid design system
钻井液钻
3) drilling fluid drilling
钻井液钻井
1.
Applying finite element method,the dynamic characteristics of drill string with cone bit in straight hole were simulated,and the whirl,deformation and the dynamic stress in air drilling were compared with the ones in drilling fluid drilling.
应用有限元方法,仿真了空气钻井时斜直井眼中带牙轮钻头钻柱的动力学特性,比较了空气钻井和钻井液钻井条件下钻柱的涡动、变形以及动态应力状况,探讨了空气钻井钻柱失效的动力学机理。
4) Laser drilling
激光钻井
5) spud drilling fluid
开钻钻井液
6) Drilling and completion fluids
钻井完井液
1.
Design and lab evaluation of ideal packing bridging drilling and completion fluids;
理想充填暂堵型钻井完井液的设计及室内评价
2.
Preparation of drilling and completion fluids used for preventing the formation from damage of the high-pressure and low-permeability sandstone reservoirs;
保护高压低渗致密油气藏的钻井完井液体系的配制与应用
3.
Owing to the water phase trap damage caused by drilling and completion fluids invasion, the logging data do not reflect the real characteristic of gas reservoirs, which results in weak or no well log response and response and gas formation miss.
致密砂岩气层低孔低渗、低初始水饱和度和裂缝发育等特征使其极易受到钻井完井液损害。
补充资料：饱和盐水钻井液
分子式：
CAS号：
性质： 一种水基钻井液，氯化钠在其中的浓度达到了饱和程度，即一般情况下氯离子浓度约为189000mg/L。
CAS号：
性质： 一种水基钻井液，氯化钠在其中的浓度达到了饱和程度，即一般情况下氯离子浓度约为189000mg/L。
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