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Showing: 1 to 10 of 12500 matches for "Back"  Page   1   2   3   4   5   6   7   8   9  next TITLE Point IV - Medieval Mining Frontiers Pushed Back  SUMMARY ... Pushed Back by Alan Probert ... Prompt and ef- ficient action resulted in extinguishing the fires and bringing the mines back into production. ... AUTHOR Probert, Alan PUBLISHED 1952 TITLE Looking Back at 1942-1946  SUMMARY Page 1. Page 2. Page 3. Page 4. PUBLISHED 1983 TITLE List of A.I.M.E. Members (in pocket at back of book)  SUMMARY Page 1. Minitlg and Metallureid Page 2. List of Members of the American Institute Mining and Metallurgical Engineers 1929-1930 Corrected to December 5, 1929 ... PUBLISHED 1929 TITLE Curved Pulp Lifters For Ag And Sag Mills - Current Experience  SUMMARY ... Curved pulp lifters can overcome incomplete discharge and back-flow of solids down the pulp lifter that can occur in straight-radial pulp lifters (and is a ... AUTHOR Royston, D. PUBLISHED 2000 TITLE Building The Tunnel And Reservoir Plan Using The Contracting Practices Of The Metropolitan Sanitary District Of Greater Chicago  SUMMARY ... A. TARP PHASES I and II will prevent the rivers fra back- flowing into Iake Michigan. ... B. Over 400,000 dwellings have raw setiage back-up into basements ... AUTHOR Neil, Forrest C. ; Dalton, Frank E. PUBLISHED 1981 TITLE Occupational Ergonomics: Ergonomic Issues In The Mining Industry  SUMMARY ... INTRODUCTION The National Academy of Sciences estimates that ergonomic injuries of the back, arms, legs and hands affect nearly one million workers and ... AUTHOR Metz, E. A. PUBLISHED 2002 TITLE Longhole Stoping At The Golden Sunlight Mine  SUMMARY ... 2002. Gold was mined by sublevel stoping in the larger ore zones and longhole back stoping in the narrower ore zones. ... BACK STOPING Back ... AUTHOR Bogart, H. PUBLISHED 2004 TITLE Bergen And Beyond: Western Norway's Plans For A Tunnel And Bridge Network  SUMMARY ... system. But trucks are more flexible and the loading is simpler, thus reducing the complexity and size of the back--up equipment. ... AUTHOR Martinsen, Josef PUBLISHED 1987 TITLE Case History of a Mixed Ground Microtunnel  SUMMARY ... Inside the machine, before the spoils laden slurry was pump back to the surface, it would pass through an independent cone crusher. ... AUTHOR D. Craig Camp PUBLISHED 2001 TITLE Pillar Recovery At Ozark Lead Company  SUMMARY ... what was happening to the back or roof as the pillars were being removed, several convergence stations were installed, as shown in Figure 1. To install these ... AUTHOR Bradbury, Jack PUBLISHED 1981 Showing: 1 to 10 of 12500 matches for "Back"  Page   1   2   3   4   5   6   7   8   9  next Search Again