基岩水井采用泡沫潜孔锤钻进实践
投稿时间：2013-05-30  修订日期：2013-05-30  点此下载全文
引用本文：韩尚孝,杨晓奇.基岩水井采用泡沫潜孔锤钻进实践[J].钻探工程,2013,40(10):19-22.
HAN Shang-xiao,YANG Xiao-qi. Practice of Bedrock Well Drilling by Foam DTH Hammer[J]. Drilling Engineering, 2013,40(10):19-22.
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作者单位E-mail
韩尚孝* 甘肃省地矿局水文地质工程地质勘察院 laohan2013zy@163.com 
杨晓奇 甘肃省地矿局 1135997968@qq.com 
中文摘要:通过对甘肃肃北七角井铁矿区φ310 mm口径基岩水井空气泡沫潜孔锤钻进施工，总结验证了空气泡沫潜孔锤钻进施工大口径基岩水井的工艺，提出了不同孔段的钻进技术措施。
中文关键词:基岩水井  空气潜孔锤  泡沫泥浆  钻进
 
Practice of Bedrock Well Drilling by Foam DTH Hammer
Abstract:With the construction case of a bedrock well in an iron ore mine of Gansun, which was 310 mm in diameter and constructed by foam DTH hammer, the paper summed up and verified the application of foam DTH hammer technology in large diameter bedrock well construction and presents drilling technologies in different borehole sections.
keywords:bedrock well  air DTH hammer  foam mud  drilling
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