Title: On Dri The Discussion of Core-drilling Technology of Wire-line Coring in Coalfield Exploration
Abstract: Wire-line coring drilling efficiency of drilling,drilling of good quality and advantages of low labour intensity.Outlined wire-line coring drilling technology in the coalfield,structure of drilling hole,drilling and drilling parameters of the choice,and to take the corresponding measures.
Publication Year: 2008
Publication Date: 2008-01-01
Language: en
Type: article
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