摘要
中心取样空心螺旋钻进法是新发展起来的钻进工艺,阐述了螺旋钻进法的应用与发展.并论述了各种中心取样空心螺旋钻进法的钻具结构与施工方法.包括内钻杆柱式中心取样钻具、绳索升降式中心取样钻具.摩斯取样系统以及詹姆科绳索回收取样装置.
In this paper applications and development of auger drilling are described, and the construction and operation of drilling tools for various centre sampling in hollow-stem auger drilling included internal rod type sampling equipment, wireline sampling system, Moss sampling system and GEMCO cable recovery sampling equipment are discussed.
出处
《矿产与地质》
1991年第6期474-477,共4页
Mineral Resources and Geology
关键词
中心取样
螺旋钻进
Centre sampling, Auger drilling , Internal rod type sampling equipment, Wireline sampling system