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- Drilling fluid circulating temperature plays a very important role in predicting the equivalent circulating density of drilling fluids and in determining safe density windows. 钻井液循环温度是预测钻井液循环当量密度、确定钻井安全密度窗口的重要影响因素之一。
- Some factors can affect swarf\|carrying capacities, such as annular velocity, rheological properties and density of drilling fluid, deviation angle of hole, and size of swarf. 对钻井液的环空返速、流变性能、密度及井眼倾角、铣屑尺寸等参数对侧钻水平井套管段铣铣屑环空运移的影响进行了实验研究。
- Determination of the Additional Mud Density of Drilling Fluids for Horizontal Wells in Gas Reservoir 气藏水平井钻井液密度附加值研究
- density of drilling fluids 钻井液密度
- Under the condition of HT and HP, the density of water-base drilling fluid will not be a constant. 高温高压条件下,水基钻井液的密度不再是一个常数。
- The limit value of drilling fluid density for avoidingthe borehole wall instability and the hydrostatic column pressure model were also determinedin this paper. 并根据井壁面岩块的极限稳定条件,建立了防止井壁岩块失稳的极限及井内钻井液柱压力模型。
- The relationship of drilling fluid density and formation dip with borehole undergauge creep deformation encountered in salt beds in Xinjiang Oilfield drilling was studied. 研究了新疆某油气田钻遇的盐岩层段钻井液密度、地层倾角与井眼蠕变缩径的关系。
- New formula of drilling mud density of the control wellbore closed rate in salt bed. 一种控制盐层段井眼闭合率的钻井液密度新公式
- Bioassay tests of drilling fluids are required by governmental agencies throughout the world prior to discharge of mud or cuttings. 政府机构要求钻井液的生物测试应在泥浆或岩屑排放之前进行。
- Granular additive that neutralizes chlorine in municipal water. Prevents premature breakdown of drilling fluids and extends recycle life of polymer slurries. 颗粒状添加剂,能抑制水中氯的含量,阻止钻孔中泥浆的泄露以及延长聚合体的重复利用寿命。
- The separation of solid particles in centrifuge is connected with the throughput, rotating speed of centrifuge bow, viscocity of drilling fluids and solid particles distribution. 固体颗粒在离心机内的分离跟离心机的处理量、转鼓转速、钻井液粘度和固体颗粒粒度分布有关。
- The rheological properties of drilling fluids prepared with 12 formulae according to orthorhombic designed formulations are all similar to the Power mode. 依据正交试验设计的12个配方配制而成的悬浮液的流动特性都接近于幂律模型。
- The priority is on keeping the exposed rock formation in the borehole stable while avoiding the loss of drilling fluid. 此时的重点是要保持钻孔中裸露岩层的稳定,同时还要避免钻井液流失。
- The density of population in this city is very high. 这个城市的人口密度非常高。
- Based on the basic principle of hydromechanics,the flow characteristic of drilling fluid on the screen was studied. 利用流体力学的基本原理,对钻井筛筛面上钻井液的流动特点进行了研究;
- The drilling fluid design was completed by CBR and RBR according to the requirement of drilling fluid design. 根据钻井液设计要求,用基于范例推理(CBR)和规则推理(RBR)方法完成钻井液的设计。
- The area had a population density of five people per square mile. 该地区人口密度为每平方英里五人。
- Aerated mud is a kind of drilling fluid with gas,liquid and solid triphase matter distributed evenly and stably. 充气钻井液是一种气、液、固三相物质均匀稳定分散的体系。
- Its results indicates that all indexes of drilling fluid are good and can meet the needs of drilling engineering. 现场应用结果表明,无粘土钻井完井液各项性能指标良好,能很好地满足钻井工程的需要。
- She had lots of drill in listening. 她在听力方面受过许多训练。