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Showing: 1 to 10 of 29 matches for "Papers Mining Misfires in Anthracite Coal Mines With Discussion"  Page   1   2   3 TITLE Contents  SUMMARY ... 7 PAPERS Mining Ventilation Problems at the World's Largest Coal Mine. By HENRY ... 216 Misfires in Non-metallic Mining (Limestone). By A. W. WORTHINGTON ... PUBLISHED 1930 TITLE Papers - Mining - Misfires in Anthracite Coal Mines (With Discussion)  SUMMARY ... 214 MISFIRES IN ANTHRACITE COAL M NES ... He had a missed hole and instead of doing .as the Mining Law (Article XII, Rule 31) directs, he endeavored to ... AUTHOR Thomas, T. D. PUBLISHED 1930 TITLE A.I.M.E. Technical Publications, 1929  SUMMARY ... All the papers are on file in public, university ... A-23 The Royal Commission on Mining Henry Louis ... T. D. Thomas Mines (With Discussion) Misfires in Bituminous ... PUBLISHED 1929 TITLE Index  SUMMARY ... index the names of authors of papers and discussions ... from CEEDSEY, W. R.: Di8cusions: on Misfires, 239 the ... Coal-mining Operations in the Sydney Coal Field (HAY ... PUBLISHED 1930 TITLE Papers - Mining - Misfires in Non-metallic Mining (Limestone) (With Discussion)  SUMMARY ... in mind many such rules, some of thcm having grown out of coal-mining practices; others ... In the solving of the problem of misfires as well as of other ... AUTHOR Worthington, A. W. PUBLISHED 1930 TITLE Papres - Metal Mining - Tunneling through Coal Measures with the Use of a Scraper Loader (With Discussion)  SUMMARY ... February, 1936) IN the southern field of the anthracite region of ... driven to the colliery boundaries, and permit mining from a ... There were misfires in four holes ... AUTHOR Sherman, Gerald PUBLISHED 1937 TITLE Index  SUMMARY ... The titles of papers presented, but not printed in this ... Engineering methods, anthracite stripping, 174 ... HAIGHT, CM and TILLSON, BF: Zinc Mining at Pranklin, N. J ... PUBLISHED 1918 TITLE San Francisco Paper - Shot Firing by Electricity (with Discussion)  SUMMARY ... is particularly well suited for much coal- mining work ... This can be done in mines by supporting the wires ... connection I - tllcc thc prohnhilitp of misfires to the ... AUTHOR Greensfelder, N. S. PUBLISHED 1923 TITLE Annual Report Of The Explosives Division, Fiscal Year 1938 ? Introduction  SUMMARY ... in sealed fire areas in anthracite mines •.•.. ... in an anthracite coal storage bunker ••... Papers and ... AUTHOR Huff, Wilbert J. PUBLISHED 1939 TITLE Annual Report Of The Explosives Division, Fiscal, Year 1938 ? Introduction  SUMMARY ... in sealed fire areas in anthracite mines •.•.. ... in an anthracite coal storage bunker ••... Papers and ... AUTHOR Huff, Wilbert J. PUBLISHED 1939 Showing: 1 to 10 of 29 matches for "Papers Mining Misfires in Anthracite Coal Mines With Discussion"  Page   1   2   3 Search Again