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Showing: 1 to 10 of 522 matches for "C1 cost"  Page   1   2   3   4   5   6   7   8   9  next TITLE Technological Layouts and Equipment for Hydraulic Coal Mining Thick Seams in the USSR  SUMMARY ... costa are achieved when the sum of C1 and Cp is kept constant. This curve naturally crosses he optimum soluion where the unit produc tion cost is minimum for a ... AUTHOR Ekber, B. Y. ; Gorbachev, A. S. PUBLISHED 1979 TITLE Improving Production Efficiency in Mining- An Operations Research Approach  SUMMARY ... The managrmrrlr may want to distribute the total cost among co. c1 and c2 in such a way that the resulting production efficirncy is maximum. ... AUTHOR Yegulalp, Tuncel M. PUBLISHED 1979 TITLE Controlled Circulation of Mine Air in a Large Bord and Pillar Coal Mine – An Economic Evaluation in The Indian Context  SUMMARY ... Alternative C2 is preferred over alternative C1, as the crosscut recirculation offers better ... fans in the underground, and the saving in power cost is only ... AUTHOR Kumar, G. Vijaya ; Rao, G. V. Krishna ; Rao, B. Srinivasa PUBLISHED 1991 TITLE A Discounted Cash Flow Model For Evaluating The Cost Of Producing Iron Ore Pellets From Magnetic Taconite  SUMMARY ... The total cost for mining is related to the amount of crude ore actually processed; and the variable, C1, is introduced in the cash flow evaluation as dollars ... AUTHOR Michelson, R. W. ; Polta, H. J. PUBLISHED 1969 TITLE Mine Operations Planning - It's as Easy as "1-2-3"  SUMMARY ... Detail Breakdown (Figure 4: Operating Cost (Figure 5) Capital recovery and Other Fixed Costs ... SljPERY; SDFV 1 .I)$ iOTAi ENFLUIEES X.?o GUG HR 48Ti :c1.33 kV6 O ... AUTHOR Phillips, Glenn J., P. E. ; Musick, Debra L. PUBLISHED 1987 TITLE Optimization Of Ventilation Control Device Locations And Sizes In Underground Mine Ventilation Systems  SUMMARY ... where C1 and C2 are annual energy, and ownership and maintenance costs for per horse power; Cj is annualized cost of installation of a fan at branch j; Pj is ... AUTHOR Wu, X. ; Topuz, E. ; Karfakis, M. PUBLISHED 1991 TITLE Chemical and Mineralogical Analysis for Performance Assessment  SUMMARY ... If it does not provide the required solution, methods of increasing complexity and cost should be tried in sequence. ... C1. Scav Conc. 11.87 15.28 40.3 C1. Scav. ... AUTHOR Petruk, William PUBLISHED 1991 TITLE A Novel Oxidant For Nickel Hydrometallurgy  SUMMARY ... presence of air or oxygen. The main advantage of the process is the cost of reagents and an absence of soluble by-products (eg, C1-). ... AUTHOR Ettel, V. A. ; Mosoiu, M. A. ; Devuyst, E. A. PUBLISHED 1981 TITLE A Cost-Benefit Analysis Of A Custom Mill For Small Copper Mines In Northern Chile  SUMMARY ... where C1 = average unit transportation cost for mined ore = 0.050 ($ per ton-kilometre) ; DkjZ distance in kilometres from mine k to custom mill site j ... AUTHOR Henriquez, Luis N. PUBLISHED 1977 TITLE New Classes Of Reagents For Non-Sulphide Ores  SUMMARY ... have been studied: triethanol (TASAS) based on C1 O-C1 6 and C1 8-C22 ... Some other ASASBA have been studied, such as mono- collector cost and softer impact on ... AUTHOR Kurkov, A. V., Dr. ; Shatalov, V. V., Dr. ; Molodkina, I. A. PUBLISHED 1995 Showing: 1 to 10 of 522 matches for "C1 cost"  Page   1   2   3   4   5   6   7   8   9  next Search Again