Effect of energy and impact direction on coal fragmentation
By: by Jon I. Voltz.
Series: Report of investigations ;; 9260; Report of investigations (United States. Bureau of Mines) ;; 9260.
Publisher: U.S. Dept. of the Interior, Bureau of Mines
Published: 1989
Place of publication: Washington, D.C
Language: eng
Number of pages: 16
Subjects: Blasting.; Impact.; Blast effect.
Notes: Includes bibliographical references.