超大直径、巨厚漂卵石地层钻井泥浆护壁洗井工艺技术
投稿时间：2009-12-06  修订日期：2009-12-06  点此下载全文
引用本文：杨宗仁,袁洁,张鹏,等.超大直径、巨厚漂卵石地层钻井泥浆护壁洗井工艺技术[J].钻探工程,2010,37(4):50-53.
YANG Zong-ren,YUAN Jie,ZHANG Peng,et al. Well Flushing Technology with Drilling Mud in Super Large Diameter and Great Thick Gravel-oulder Formation[J]. Drilling Engineering, 2010,37(4):50-53.
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作者单位E-mail
杨宗仁* 河北大直径工程井建设有限公司 hbjkyzr@sina.com 
袁洁 河北省地质矿产勘查开发局  
张鹏 河北大直径工程井建设有限公司  
赵丽 河北大直径工程井建设有限公司  
中文摘要:介绍了采用机械钻井法施工Ф8.3 m、深度286 m(其中漂卵砾石层厚度251 m)矿山竖井的钻井泥浆护壁洗井技术，主要包括钻井泥浆的配制、不同地层条件下泥浆性能参数的选择、调整以及钻井泥浆的净化、洗井等工艺技术措施。
中文关键词:漂卵石地层  超大口径竖井  机械钻井  泥浆  护壁洗井
 
Well Flushing Technology with Drilling Mud in Super Large Diameter and Great Thick Gravel-oulder Formation
Abstract:The paper introduced the well protection and well washing technology with drilling mud by mechanical drilling construction method; the drilling diameter was 8.3 m, the depth was 286 m and the thickness of gravel boulder was up to 251 m. The preparation of drilling mud, the selection & adjustment of mud performance parameters in different formations, mud purification and well washing were illustrated.
keywords:gravel-boulder formation  super diameter shaft  mechanical drilling  mud  well protection and well washing
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