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Showing: 1 to 10 of 3170 matches for "national pyrite"  Page   1   2   3   4   5   6   7   8   9  next TITLE The dissolution of gold from roasted pyrite concentrates  SUMMARY ... A sample of pyrite concentrate and calcine from a local gold mine were used in this study, and several partially roasted calcines were produced at the National ... AUTHOR Filmer, A. O. PUBLISHED 1982 TITLE Sulfur Reduction Through Stage Crushing: USBM Looks At Method To Ease Air Pollution From Northern Appalachian Coal  SUMMARY ... danger that it will set a precedent for other cities." (From National Coal Policy ... Reducing pyritic sulfur involves liberating the pyrite from the coal and then ... AUTHOR Baker, A. F. ; Deurbrouck, A. W. ; Palowitch, E. R. PUBLISHED 1966 TITLE Book reviews  SUMMARY ... Institute, and the variation of electrical conductivity with temperature was measured at the National Insti ... 1854 The interaction of pyrite, oxygen, and xanthate ... PUBLISHED 1977 TITLE Preperation - The Recovery of Pyrite from Coal-mine Refuse (T. P. 1744)  SUMMARY ... If for no other reason than national security and self-sufficiency during war- time, methods of recovering pyrite from coal-mine refuse should be worked out ... AUTHOR Mitchell, David R. PUBLISHED 1944 TITLE Concentration of the Complex Copper-Lead-Cobalt-Nickel Ores of Southeast Missouri  SUMMARY ... was not very great and, in general, the same reagents that depressed pyrite and marcasite ... formerly with U. S. Bureau of Mines, Rolla, is with National Lead Co ... AUTHOR Fine, M. M. PUBLISHED 1951 TITLE Minerals Beneficiation - Concentration of the Complex Copper-Lead-Cobalt-Nickel Ores of Southeast Missouri  SUMMARY ... was not very great and, in general, the same reagents that depressed pyrite and marcasite ... formerly with U. S. Bureau of Mines, Rolla, is with National Lead Co ... AUTHOR Fine, M. M. ; Brown, W. E. ; Vahrenkamp, G. J. ; Knickerbocker, R. G. PUBLISHED 1952 TITLE Book review  SUMMARY ... The following reports are available free of charge from the National Institute for Metallurgy ... 1823 The recovery of gold and pyrite from a residue dump at Crown ... PUBLISHED 1978 TITLE Mineral Resources Of The Golden Trout Wilderness Tulare And Inyo Counties, California ? Summary Statement  SUMMARY ... forested. rolling, upland plateau at the headwaters of the Kern River in lnyo and Sequoia National Forests (fig. ... Disseminated pyrite in argillite. ... AUTHOR Zilka, Nicholas T. PUBLISHED 1982 TITLE Book news  SUMMARY ... suitable reference methods and are prepared to analyse the pyrite concentrates should ... The South African National Group of the International Society for Rock ... PUBLISHED 1982 TITLE Geophysical Methods To Detect Stress In Underground Mines – RI 9661  SUMMARY ... a dark, fine- grained,biotite-hornblende schistwith about 2% fine-grained pyrite. ... and manufacturers does not imply 6 endorsement by the National Institute for ... AUTHOR Scott, Douglas F. ; Williams, Theodore J. ; Tesarik,, Douglas ; Denton, David K. ; Knoll, Steven J. ; Jordan, John PUBLISHED 2004 Showing: 1 to 10 of 3170 matches for "national pyrite"  Page   1   2   3   4   5   6   7   8   9  next Search Again