深厚表土层人工冻结法凿井技术研究进展

Development and prospect of research on artificial freezing method of shaft sinking technology in deep alluvium

摘要: 冻结法凿井是我国目前开发深厚表土层覆盖下煤炭的首选建井技术。文章概述冻结法的原理及发展,分析深厚表土冻结技术研究的重要性。介绍国内外深厚表土层冻结技术研究现状,提出今后冻结技术研究的动态。

Abstract: In present,freezing method of shaft sinking was the prime technology in mining coal under deep Alluvium.The principle and progress about freezing method was summarized,then analyzed it importance.The research experiences were introduced in the world,and the deep Alluvium research prospect of freezing in the future was offered.