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嵩县某金矿区复杂地层强抑制防塌泥浆技术

郑洪涛. 2022. 嵩县某金矿区复杂地层强抑制防塌泥浆技术. 钻探工程, 49(4): 81-86. doi: 10.12143/j.ztgc.2022.04.012
引用本文: 郑洪涛. 2022. 嵩县某金矿区复杂地层强抑制防塌泥浆技术. 钻探工程, 49(4): 81-86. doi: 10.12143/j.ztgc.2022.04.012
ZHENG Hongtao. 2022. Strong inhibitive drilling fluid technology for complex formation in a gold mining area in Song county. DRILLING ENGINEERING, 49(4): 81-86. doi: 10.12143/j.ztgc.2022.04.012
Citation: ZHENG Hongtao. 2022. Strong inhibitive drilling fluid technology for complex formation in a gold mining area in Song county. DRILLING ENGINEERING, 49(4): 81-86. doi: 10.12143/j.ztgc.2022.04.012

嵩县某金矿区复杂地层强抑制防塌泥浆技术

详细信息
    作者简介: 郑洪涛,男,汉族,1965年生,测量专业,博士,主要从事测量、地质矿产勘查、地热井施工相关方面的工作,河南省郑州市中牟县白沙镇郑开大道与雁鸣路交叉口河南省有色金属地质矿产局,493369898@qq.com。
  • 中图分类号: P634.6

Strong inhibitive drilling fluid technology for complex formation in a gold mining area in Song county

  • 嵩县某金矿区钻遇地层复杂,岩石破碎,部分地层绿泥石化、高岭石化严重,钻进过程中缩径、垮塌、漏失、涌水等多种复杂情况频发,断钻杆、粘卡、烧钻等事故层出不穷。在对比邻近矿区施工经验的基础上,总结了本地区钻孔施工的技术难点,对比分析了分散泥浆、无固相聚乙烯醇泥浆、低固相聚合物泥浆的使用效果。结果表明,高浓度膨润土浆具有防塌、防漏、胶结松散岩石等多种功能,配制简单且使用方便,可用于上部覆盖层钻进。对于下部复杂地层,常规分散泥浆体系抑制性不足,难以应对该矿区复杂工况;无固相聚乙烯醇泥浆前期防塌能力强,但是处理坍塌事故能力不足;低固相聚合物泥浆体系抑制性强,流变性良好,防塌能力强,取得了良好的使用效果。
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出版历程
收稿日期:  2021-05-10
修回日期:  2021-09-22

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