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Showing: 1 to 10 of 2290 matches for "underground blast pattern"  Page   1   2   3   4   5   6   7   8   9  next TITLE Spiral Drill-and-Blast Concept May Speed Up Tunneling Advance Rate  SUMMARY Shown here at the face during underground testing, the prototype Rapidex ... and-blast technology to demonstrate that the spiral blast pattern could effectively ... AUTHOR Peterson, Carl R. ; Fisk, Allan T. ; Brooks, Richard E. ; Olson, James J. PUBLISHED 1977 TITLE Open-Pit and Underground Blasting Techniques  SUMMARY ... With underground] mines, various blasting aspects of burn, angle, ancl machine ... rock’s fracture planes, then, are important in determining the blast pattern. ... PUBLISHED 1981 TITLE Drilling and Blasting Cost Estimation  SUMMARY ... can be varied to achieve the desired result include: blasthole pattern and spacing ... Likewise blast performance may be assessed in an underground mine or ... PUBLISHED 1990 TITLE Low Shock Energy Emulsion Based Wet Hole Explosives  SUMMARY ... model. cv·····_····· n=(1 +AoQ)no FIG. 2. Typical underground blast pattern. <[) Burn Cut ... • SOL ... AUTHOR Moxon N T PUBLISHED 1990 TITLE Blast Vibration Control by Wavefront Reinforcement Techniques  SUMMARY ... in both air and ground vibration from both surface and underground blasting operations. ... by the analysis of air vibration resulting from a blast pattern with 9 ... AUTHOR Moore A J PUBLISHED 1995 TITLE Construction of the Molineux Facility Underground LPG Storage Cavern  SUMMARY ... MOLINEUX FACILITY UNDERGROUND LPG STORAGE CAVERN ... Each blast pattern was individually designed to meet conditions as presented and every blast was monitored for ... PUBLISHED 1999 TITLE Large Scale Open Pit Gold Operation - KCGM  SUMMARY ... techniques in order to directly determine the location of underground workings beneath the ... Blast pattern sizes have increased in the past four years in the ore ... PUBLISHED 1992 TITLE Mining Through Old Underground Stopes at Mascot Gold  SUMMARY ... placing large volumes of fill into the underground stopes ... using VCR methods, using the drilling pattern shown on ... The holes were drilled using the blast hole rig ... AUTHOR Cavers, D. S. ; Brawner, C. O. ; Bellamy, A. PUBLISHED 1988 TITLE Coolgardie Gold NL - William Ford Decline: Narrow Vein Sub-Level Up-Hole Mechanised Stoping and Long Hole Rise Blasting Practices  SUMMARY ... FIG 1- Typical layout and sequencing for underground development and mining ... The long up-hole blast pattern is marked up in situ by the ... AUTHOR Will D PUBLISHED 1993 TITLE Assessment of remotely controlled mining equipment  SUMMARY ... Mecha- nized mining can improve actual working conditions and be performed with fewer underground workers. ... Fig. blast pattern for horseshoe heading. ... AUTHOR Torbin, R. N. PUBLISHED 1991 Showing: 1 to 10 of 2290 matches for "underground blast pattern"  Page   1   2   3   4   5   6   7   8   9  next Search Again