application of polymers for rock bonding and reinforcement of coal mine structures
Subtitle: second quarterly report (September 25, 1971 to December 24, 1971)
By: R.A.V. Raff, Mark F. Adams.
Contributors: Adams, Mark F.; Washington State University. College of Engineering. Research Division.; United States. Bureau of Mines.
Series: Research report -- no. 71/4-128.; Research report (Washington State University. College of Engineering. Research Division) -- no. 71/4-128.
Publisher: Research Division, College of Engineering, Washington State University
Published: 1971
Place of publication: Pullman, Wash
Language: eng
Number of pages: 47
Subjects: Coal mines and mining; Mining engineering; Polymers
Notes: "December 24, 1971."

"For U.S. Bureau of Mines."

USBM Contract no. H0101783 Project no. RP 1118.