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Showing: 1 to 10 of 3040 matches for "calculation of copper equivalent"  Page   1   2   3   4   5   6   7   8   9  next
TITLE Application of economic parameters and cutoffs during and after pit optimization 
SUMMARY ... ample above, which resulted in the 1,250 calculation of a 0.12% Cu grade cut- off.
In this case, one would get a "copper-equivalent" grade cutoff $1,000 with a ...
AUTHOR Baird, B. K. ; Satchwell, P.C.
TITLE Product Monitoring, Grade Control, and Ore: Waste Reconciliation at Bougainville Copper Limited (BCL) 
SUMMARY ... rock type and metal prices when calculating the combined equivalent copper grade. ...
mean for each of the copper, gold, and acid soluble copper values ... calculation. ...
TITLE Sierrita Incremental Pit Design System 
SUMMARY ... mined during the waste stripping operation, followed by calculation of ore ... permits
design maximization of copper, molybdenum or copper equivalent within the ...
AUTHOR Iles, C. D. ; Perry, G. A.
TITLE Salt Lake Paper - Precipitation of Copper from Solution at Anaconda 
SUMMARY ... F. for a couple of hours. The residue had a copper equivalent of 1.77. ... and gave a
copper equivalent of 2.3. This was continued for a couple of weeks. ...
AUTHOR Laist, Frederick ; Frick, F. F.
TITLE Combined Leach-Circulation Calculation for Predicting In-Situ Copper Leaching of Primary Sulfide Ore 
SUMMARY ... Calculation of Copper Leaching and Oxygen Distribution ... of laboratory leaching of
primary copper sulfide ore in ... gangue minerals to release equivalent amounts of ...
AUTHOR Braun, R. L. ; Mallon, R. G.
TITLE Mechanical Properties Of Selected Brasses Cast In Permanent Molds 
SUMMARY ... with a good balance between strength and ductility, a calculation of the zinc
equivalent before alloy preparation can be useful. Proceedings of Copper 99-Cobre ...
AUTHOR Fasoyinu, F. A.
TITLE Minerals Beneficiation - Cyanide Leaching to Extract Copper from Zinc Concentrate (Mining Engineering, Feb 1960, pg 158) 
SUMMARY ... By calculation, the solution contained at least 0.043 pct free NaCN equivalent
(17.2 pct of the ... the amount of cyanide complexed by the copper and zinc as ...
AUTHOR Hedley, N. ; Tabachnick, H.
TITLE Papers - Physical Metallurgy - Hardness and Lattice Stress in Solid Solutions (Metals Technology, April 1943) (with discussion) 
SUMMARY ... stress. There are many and copper alloys considered here are quite difficulties
in the way of such a calculation. analogous. Copper ...
AUTHOR Frye, J. H., Jr. ; Caum, J. W. ; Treco, R. M.
TITLE Economic Evaluation Of Mineral Projects In The Commonwealth Of Independent States 
SUMMARY ... Average copper grade equivalent, % Increasing copper grades -t ... Eco- nomic Grounds,"
which is equivalent to the ... is based on the calculation of recoverable ...
AUTHOR Diatchkov, S. A.
TITLE Purification Of Waste Water From Ions Of Heavy Metals 
SUMMARY ... electrochemical equivalent of copper, kg/kAh. ... The results of technical-economical
calculation of the 4 ... Copper extraction by electrolysis and remelting to ingots ...
AUTHOR Lezhava, T.
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