第四纪松散层大口径水井成井工艺  

The well completion technology of the Quaternary loose layer large-diameter well

作　　者：王志强 周北沈 田公伟[3] 孙满军 

机构地区：[1]吉林省地质工程勘察院,吉林长春130012 [2]吉林省核工业地质局,吉林长春130012 [3]吉林省第二地质探矿工程大队,吉林吉林市132013

出　　处：《吉林地质》2009年第2期74-75,共2页Jilin Geology

摘　　要：本文以吉林省某地供水井为例,总结了第四纪砾石松散层大口径水井钻探施工方法及成井工艺。根据地层特点按照钻孔设计施工,保证了成井质量。In this paper,taking the water supply well in a certain place in Jilin Province as an example,summed up the drilling methods and well completion technology in the loose Quaternary gravel layer large-diameter well.According to the characteristics of strata in accordance with the drillhole design and construction to ensure the higy quality of well completion.

关 键 词：成井工艺 第四纪 松散层 大口径水井 

分 类 号：P642.1[天文地球—工程地质学]