贴砾滤水管使用新途径──贴砾滤水管在地热深井中使用成功  

A new way of the use of pebble-lined filter pipe-the successful application of pebble-lined filter pipe in geothermal well

作　　者：孙振源 杨炳灿 郭俊贤 

机构地区：[1]河南省地质工程公司,郑州450053

出　　处：《水文地质工程地质》1997年第3期55-58,共4页Hydrogeology & Engineering Geology

摘　　要：本文主要介绍在1500m地热深井中使用贴砾滤水管，解决了在细砂、粉细砂地层中钻井，经常出现的涌砂技术难题。获得了理想的经济效益和社会效益。This paper introduces mainly the use of peble-lined filter pipe in geothermal well 1500m in depth, which solved the difficult problem of sand bursting that often occurs in the drilling of fine sandy or silt-sandy strata, and ideal economic and social effects were obtained.

关 键 词：贴砾滤水管 止水 涌砂 地热井 地热开发 

分 类 号：TK521.1[动力工程及工程热物理—热能工程]