嵩县多金属矿区复杂地层岩心钻探施工综合技术 |
投稿时间:2010-04-14 修订日期:2010-05-25 点此下载全文 |
引用本文:曾石友.嵩县多金属矿区复杂地层岩心钻探施工综合技术[J].钻探工程,2010,37(11):16-18.ZENG Shi-you. Comprehensive Technology of Coring Drilling in Complex Formation of Poly-metallic Deposit in Song County[J]. Drilling Engineering, 2010,37(11):16-18. |
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中文摘要:总结了嵩县多金属矿区复杂地层岩心钻探的经验,着重介绍了处理金刚石钻头打滑的磨砂方法,在风化层中的跟管钻进方法,多级套管护孔,水泥护壁,801堵漏剂与植物胶、锯末的试用,植物胶锯末泥浆堵漏,润滑减阻等复杂地层综合治理措施。实践证明,采取这些技术措施后,降低了施工成本,提高了钻进效率。 |
中文关键词:复杂地层 岩心钻探 泥浆 护壁 堵漏 |
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Comprehensive Technology of Coring Drilling in Complex Formation of Poly-metallic Deposit in Song County |
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Abstract:The paper summed up the coring drilling experience in complex formation of poly-metallic miming area in Song County and emphatically introduced the comprehensive treatment measures of quartz grinding method for diamond bit slipping; drilling with simultaneous casing in weathered layer; different size casing for hole protection; wall cementing; 801 LCM, plant gum and sawdust for leaking stoppage. The construction cost was lowered and drilling efficiency was improved by these technical measures. |
keywords:complex formation coring drilling mud wall protection leaking stoppage |
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