Cemented backfill technology based on phosphorous gypsum

• Published in: Journal of Central South University of Technology. Science & technology of mining and metallurgy Vol. 16; no. 2; pp. 285 - 291
• Main Authors: Wang, Xin-min, Zhao, Bin, Zhang, Qin-li
• Format: Journal Article
• Language: English
• Published: Changsha Central South University 01.04.2009
• Subjects: Engineering; Metallic Materials; self-flowing transportation; cemented backfill; phosphorous gypsum; backfill system and craftwork; cemented mechanism

Physical-chemical properties of phosphorous gypsum, proportion and cemented mechanism of slurry with gypsum as aggregate were studied to remove the harms of gypsum pile, combining with difficult problems of excessive mined-out gobs, enormous ore body under roadway and low recovery ratio of Yongshaba...