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钻进技术参数
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     In the exploration of tertiary conglomerate gold,with the characteristics of shallow drilling hole,complex formation,high quality demand of coring,long distance from water and being hilly land,reverse circulation central sampling technique is taken in use. Different drilling parameters and technology was adopted for different formations with considerable technical result and economical benefit achieved.
     根据在第三系砾岩金普查勘探过程中钻孔浅、地层情况复杂、取心质量要求高、远离水源、处于低山丘陵区的特点,采用反循环中心取样钻探工艺,针对不同的地层采取不同的钻进技术参数及工艺措施,取得了较好的技术成果及经济效益。
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     Roller Cone Drilling Technology
     牙轮钻进技术
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     2)Process arrangement and its technical parameters;
     二、工艺流程和技术参数;
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     The main technical parameters arelisted.
     列举了其主要技术参数
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     Operating Techniques on Drilling in Bentonite Layers
     膨润土矿钻进技术
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     TECHNOLOGY
     技术
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The geologic conditions in Yanqi Basin are complexand the drilling progress has to meet the requirements ofhigh development rate. Many valuable experience aregained and a series of drilling technologies that aresuitable for the geologic conditions in Yanqi Basin aredeveloped in drilling practiee.The average penetration rateincreases from 3.42m/h in 1994 to 5.94m/h in 1997, a42.42% improvement. This pape sums up the experienceand lessons gained in Yanqi Basin and is focused on thetechnical parameters and measures...

The geologic conditions in Yanqi Basin are complexand the drilling progress has to meet the requirements ofhigh development rate. Many valuable experience aregained and a series of drilling technologies that aresuitable for the geologic conditions in Yanqi Basin aredeveloped in drilling practiee.The average penetration rateincreases from 3.42m/h in 1994 to 5.94m/h in 1997, a42.42% improvement. This pape sums up the experienceand lessons gained in Yanqi Basin and is focused on thetechnical parameters and measures for safely and rapidlydrilling.The technical measures outlined in this paper havecertain directive significances for drilling operation in thisarea and also can be used as references in similal areas.

焉耆盆地地质条件复杂,开发速度上的快,对钻井速度要求较高。在广大技术干部的辛勤工作中,积累了许多宝贵经验,创造了一套适合焉耆盆地地质特征的钻井工艺技术措施,使平均机械钻速由1994年的3.42m/h提高到1997年的5.94m/h,提高了42.42%。本文旨在对焉耆盆地的一些经验教训进行总结,以利于进一步推广和提高。所列技术措施对该地区的钻井施工具有一定指导意义,类似地层也可供鉴.同时重点突出了安全快速钻进的技术参数及技术措施.

Welded teeth cut rock hobbing drill bits are applicable in the drilling of multi-types of strata. The paper primarily introduced drilling working principles of welded teeth cut rock hobbing drill bits and its drilling technical parameters in the piling construction, and repair of hobbing teeth and effect of application.

焊齿破岩滚刀钻头适应多种地层钻进,本文主要介绍了焊齿破岩滚刀钻头的钻进工作原理、在桩基施工中的钻进技术参数、滚刀刀齿的修复及应用效果。

In the exploration of tertiary conglomerate gold,with the characteristics of shallow drilling hole,complex formation,high quality demand of coring,long distance from water and being hilly land,reverse circulation central sampling technique is taken in use.Different drilling parameters and technology was adopted for different formations with considerable technical result and economical benefit achieved.

根据在第三系砾岩金普查勘探过程中钻孔浅、地层情况复杂、取心质量要求高、远离水源、处于低山丘陵区的特点,采用反循环中心取样钻探工艺,针对不同的地层采取不同的钻进技术参数及工艺措施,取得了较好的技术成果及经济效益。

 
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