Reinforcement mechanisms of untensioned full-column resin bolt
By: by August J. Kwitowski and Lewis V. Wade.
Contributors: Wade, Lewis V., joint author.
Series: Report of investigations - Bureau of Mines ;; 8439; Report of investigations (United States. Bureau of Mines) ;; 8439.
Publisher: Dept. of the Interior, Bureau of Mines
Published: 1979
Place of publication: Washington
Language: eng
Number of pages: 37
Subjects: Mine roof bolts, Resin -- Testing.; Coal mines and mining -- Safety measures.
Notes: Bibliography: p. 37.