Rock bolts
Subtitle: what should we expect from them
By: by L. Herron.
Contributors: Canadian Institute of Mining and Metallurgy.
Series: Paper/Presentation (CNCRM Symposium on Underground Support Systems) -- no. 21
Publisher: Canadian Institute of Mining and Metallurgy
Published: 1983
Place of publication: Montréal, Qué
Language: eng
Number of pages: 13
Subjects: Rock bolts.; Mine roof bolting.
Notes: 1