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- Drilling operations account for much of lil/gas formation protection. 钻井作业是保护油气层的关键环节。
- Don't switch on during drilling operation. 钻井作业期间不能合闸。
- The PEM mud system has been successfully used on drilling operations in Bohai Gulf and South China Sea. PEM泥浆体系曾经成功地应用于渤海和南海。
- Up to now, the conventional and nonadjustable stabilizers have been still used widely in the many drilling operations . 在钻井中,目前广泛使用的仍然是常规的、不可变径稳定器。
- Whiteley M C.Air drilling operations by percussion bits/hammer tool tandem[J].SPE 13429. 张杰;蒋祖军;廖忠会;等.;定向井稳斜段气体钻井井斜机理应用分析[J]
- The product may be used in conventional drilling operations,workover and certain completion operations. 这种产品可以用作传统的钻探作业，油井维修，及某些填充作业。
- But geosytheic of ductibility is large, the rough edge effect to a non-cutting and drilling operations. 但分解质料的延展性较大，感化到无毛边的裁切和打孔操纵。
- Existing plural pressure system in the same open hole not only brings troubles to drilling operations but also makes cementing much more difficult. 在同一裸眼段出现多套压力层系,不但给钻井作业带来很大的困难,而且大大增加了固井作业的难度。
- Optimization strate-gies and CAM software for the selection of economic cut-ting conditions in drilling operations on CNC machinetools are discussed. 以最大生产率或最低加工成本为目标,进给量和切削速度为变量,建立了数学优化模型。
- During drilling operations, power is directed to the various machine functions by a pump power drive gearbox. The actual configuration is dependent on the drilling process. 发动机的动力通过齿轮箱以及其驱动的液压主泵被传递到各个工作部件;实现对各个钻机功能操作.;用户可根据实际的要求灵活选择设备配置
- Therefore, the oilfield establishes a series of technical measures for rapid and high quality drilling operations, including optimizing bit style and drilling paramete... 现场实践表明,该油田采取这些技术措施后,钻井液密度得到适当降低,机械钻速明显提高,钻井周期明显缩短。
- Carry out drilling operation in accordance with the drilling program. 按钻井程序进行钻井作业。
- Geological circumstance in Xinzhan area is complicated and borehole collapses occur easily during drilling operations that result in borehole obsolescence. 新站地区地质情况比较复杂,在钻井施工过程中极易发生井塌等情况,严重者由于井塌而导致了新钻井被迫报废进尺。
- Different deflection rates are utilized to optimize drilling quality according to different sections of wells during directional, horizontal and ERD drilling operations. 在定向井、大斜度井、水平井等特殊工艺井中,为优化井身质量,不同井段的造斜率可能会不同。
- Such as, castings of machine industry, bagging operations, abrasive operations, sandblasting, powder inject operations, drilling operations, plexiglass processing operations. 如：铸铁件的机械加工业，装袋作业，研磨作业，喷砂作业，粉末投放作业，钻孔作业，有机玻璃加工作业等。
- The ROP enhancing agents can improve the lubrication of water base drilling fluids significantly and thus may decrease the drag and torque in drilling operations and enhance ROP wh... 提出了新型快速钻进钻井液设计中应注意的问题。
- A detailed investigative study is made of a drillpipe rupture that happened during drilling operation. 对某井在钻井期间发生的钻杆断裂事故进行了详细调查研究。
- Ram-type blowout preventer is important equipment used in oil drilling operation. 闸板防喷器是石油钻井过程中的一种重要设备。
- Chip removal is a factor which influences efficiency and quality of drilling in the drilling operation. 钻削加工中的切屑排除问题直接影响钻孔的效率和质量。
- Mao east area frequently takes place sloughing hole, pipe-stuck, lost circulation in drilling operation. 鄚东地区钻井过程中经常发生垮塌、卡钻、井漏等复杂事故。
