Reinforcement mechanisms of untensioned full-column resin bolt /

Bibliographic Details
Main Author:	Kwitowski, August J.
Corporate Author:	United States. Bureau of Mines
Other Authors:	Wade, Lewis V.
Format:	Government Document Book
Language:	English
Published:	Washington : Dept. of the Interior, Bureau of Mines, 1980.
Series:	Report of investigations (United States. Bureau of Mines) ; 8439.
Subjects:	Mine roof bolting. Coal mines and mining > Safety measures.

Evans: US Documents (Annex 5th floor)