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Research on Super Top of full casing foundation drilling rig
Author(s): 
Pages: 108-111+113
Year: Issue:  12
Journal: Construction Machinery

Keyword:  全回转套管钻机Super Top工法硬岩地层;
Abstract: 介绍全回转套管钻机国外发展状况,简述了全回转套管钻机的工作原理并对Super Top工法作了详细描述。Super Top工法适用于大深度硬岩地层施工,研究可为全回转套管钻机施工中的几个关键点提供一定参考。
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