The United States is technically advanced in coal bed methane drilling.
美国钻煤层气井技术较成熟。
This allows the drilling fluid to suspend cuttings when drilling stops.
这一特性使钻井液在钻探停止时仍能使钻屑悬浮于其中。
The technical level and development trend of chinese AC VF drilling rigs
我国交流变频电动钻机的技术水平和发展趋势
Spindle noses and adjustable adapters for multiple spindle drilling heads
多轴钻床床头箱的轴头和可调接续器
Directional drilling is an advanced construction method in river crossing.
定向钻穿越河流是一种比较先进的施工方法。
Test Study on Drilling Stem Stability of Rotary Drilling in the Slant Hole
斜直井段旋转钻柱稳定性试验研究
The heteropoly glucoside biological drilling fluid is a new drilling fluid.
杂多糖甙生物钻井液是一种新型钻井液。
Use of hand drills instead of powered drilling may help avoid over drilling.
使用手摇钻代替电钻可能有助于避免扩孔过头。
Grey Association Analysis of Drilling Tools Corrosion Factors in Air Drilling
空气钻井中钻具腐蚀因素的灰关联分析
Wettability reversal agent is an important additive for oil base drilling fluid.
对于油基钻井液而言润湿反转剂是一种重要的处理剂。
Well drilling for deep evaporite beds is a big problem faced by drilling sector.
深部盐膏层钻井是钻井工程重大技术难题之一。
In CBM well drilling construction, oil drilling techniques are basically adopted.
在煤层气钻井施工中，基本上采用石油钻井工艺。
The drilling crew is responsible to skid the derrick back to the drilling position.
钻井班移动井架到工作位置。
High inhibitive drilling fluid for drilling mudstone formation of intense thickness
用强抑制性钻井液体系钻巨厚泥岩地层
A Few Methods of Raising the Accuracy of the Location of Drilling a Hole for Fitters
提高钳工实习钻孔位置精度的几种方法
If punch through occurred, it can heavily affect the drilling ship's working safety.
基础刺穿的发生, 会严重影响钻井船的安全作业。
Drilling with DTH can achieve high efficiency in rock and soil drilling engineering.
潜孔冲击器钻进是岩土钻掘工程中得一种高效钻进方法。
Solid control system for drilling fluid is one of main petroleum drilling equipments.
钻井液固相控制系统是石油钻井设备中得主要设备之一。
Drilling process, the drilling mud or water in transmission fluid, such as mechanical.
钻探过程中 向钻孔里输送泥浆或水等冲洗液的机械。
A chemical agent for abandoned drilling mud was synthesized and evaluated in laboratory.
介绍了废钻井液用化学剂的室内合成及性能评价。
Influence of the linearity of directional drilling inclinometers on measurement accuracy
定向钻井测斜仪的直线度对测量精度的影响
Effect of Additives for Drilling Fluid on Chemical Oxygen Demand in Wastewater Treatment
泥浆添加剂对处理钻井污水化学需氧量的影响
Rudiments of Feasibility on Reducing Adhesion and Resistance of Drilling Tool by Bionics
开发减粘降阻仿生钻具的可行性
The advices on the distribution of drilling equipment and living quarters are gived out.
提出了井场钻井设备和职工宿舍的布局意见。
Application of casing drilling and dth drilling combined technique for boulder formation
潜孔锤复合性钻进工艺在河床卵砾石层中的应用
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