河南省空气潜孔锤钻进技术的应用与发展

Application Development and the Achievements of Air DTH Hammer Drilling Technology in Henan

摘要:

以详实资料概要回顾了自20世纪80年代以来河南地质勘探行业引进、推广应用空气潜孔锤钻进技术并不断发展的历程及其成效。

Abstract:

With the full and accurate records, the paper reviewed the course and development achievements of the introduction and application of air DTH hammer drilling in Henan geological exploration industry since 1980’s.