能抑制钻屑分散，有利于发挥固控设备效率和提高钻井速度；
Drilling cuttings dispersion is controlled and the penetration rate is improved because of the better performance of the solid control equipment.
采用这些新设备可提高钻井速度，降低钻井成本，经济效果显著。
These new equipments can bring higher drilling rate, lower drilling cost and remarkable economy benefits.
钻井过程中钻头类型的选择对于提高钻井速度、降低钻井成本非常重要。
The bit type selection is very important to increase drilling speed and reduce costs of drilling in the course of drilling.
开展油田钻柱失效分析与预防对提高钻井速度、降低钻井成本及井下安全钻进具有重要意义。
It is very important for improving drilling rate, reducing drilling cost and safety drilling to carry out drill stem failure analysis and prevention.
正确认识压差卡钻，对于减少井下复杂事故，提高钻井速度，降低钻井成本具有十分重要的意义。
Correctly recognizing the differential pressure sticking is of great significance to reduce complex accidents of borehole, increase drilling speed and reduce the drilling cost.
为提高钻井速度，掌握水力机械联合破岩规律，开展了水力机械联合破岩主要配合参数的实验研究。
Using the experimental device of combined breaking rock, the experiment simulated the conditions at bottom of well in order to study the work-in parameters of combined breaking rock.
玉门油田青西区块地质情况复杂、地层倾角大、容易发生井斜，长期以来一直是提高钻井速度的一个瓶颈。
Due to complicated geology and high dip Angle, hole deviation is easy to take place in Qingxi area of Yu-men oilfield, it is the bottle-neck for improving penetration rate for a long period.
PD C钻头具有钻进时间长、机械钻速高、起下钻次数少等特点，使用PD C钻头可大大提高钻井速度。
PDC bit have advantages of high penetrate rate, long bit life which saving tripping times so that the application of PDC bit can improve drilling efficiency.
准确预测和计算岩石的力学性质和可钻性是有针对性地优选钻头、优化设计参数，从而提高钻井速度的重要依据。
Exact Prediction and calculation of mechanical property and drillability of rock can provide the necessary base for the optimization of bits and designing parameters, thereby quickening penetration.
空气钻井主要应用于中低压地层，可以大幅度提高钻井速度，缩短建井周期，降低钻井成本，但需要昂贵的地面设备。
The air drilling may largely enhance the drilling speed, shorten the drilling time, decrease the drilling cost. The technology, however, needs expensive surface equipments. A …
通过现场试验，大幅度提高了苏里格气田的钻井速度，取得了显著的效果。
Through field testing, the PDC bit suited for Sulige gas field increased drilling speed and obtained good result.
旋转冲击钻井技术依靠冲击器产生冲击载荷并作用在钻头上来破碎岩石。该技术能够有效提高硬地层钻井速度，能够防止硬地层及复杂地层钻井中的井斜问题。
The rotary percussion drilling technology have the advantage to raise the hard rock well drilling speed effectively, prevent the borehole deviation in the hard rock or the complicated geologic strata.
应用该模型，采用模式识别法可对工区其它待钻井进行钻头推选，从而提高待钻井的钻井速度，降低钻井风险。
Using this model, using pattern recognition method can be carried out on the work area of other pending drilling bit selection, to improve the drilling rate when drilling to reduce drilling risk.
该技术的实施，成功地解决了复杂地层的井壁失稳问题，有效地保护了油气层，提高了钻井速度，为该地区安全、快速及经济钻井奠定了坚实的基础。
These techniques successfully cope with the wellbore instability under complex formations, protect hydrocarbon zones, increase ROP, lay solid foundations for rapid and economic drilling operations.
小井眼与常规井眼的钻井工艺有较大差异，提高小井眼钻井速度有很大的实际意义。
There are the bigger differences between slim hole drilling technology and routine borehole drilling technology. Improving of slim hole drilling speed is of an important actual significance.
指出提高天然气井钻井速度，必须搞好系统工程，形成配套技术。
It is pointed out that to raise drilling speed, systems engineering must be done well and a complete set of technique must be formed.
超高压射流辅助机械破岩钻井是提高深井钻井速度的一项前沿技术，关键技术包括井下增压器、超高压射流辅助破岩机理和钻头、超高压射流钻井参数和工艺等。
Ultra-high pressure water jet assisted mechanical drilling is known as one of the advanced and promising technology to increase drilling rate for deep oil and gas wells.
小井眼与常规井眼的钻井工艺有较大差异，提高小井眼钻井速度有很大的实际意义。
There are the bigger differences between slim hole drilling technology and routine borehole drilling technology.
小井眼与常规井眼的钻井工艺有较大差异，提高小井眼钻井速度有很大的实际意义。
There are the bigger differences between slim hole drilling technology and routine borehole drilling technology.
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