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Search Results for "weighted average method"

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AIME (731)
AUSIMM (476)
DFI (20)
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Showing: 1 to 10 of 3860 matches for "weighted average method"  Page   1   2   3   4   5   6   7   8   9  next
TITLE Dry and Wet Sample Recovery in Rotary Percussion Drilling 
SUMMARY ... A method of sample recovery to overcome these problems has been developed. ... 0.5 0.8 +
0.) 26-28 * 0.5 0.4 - 0.1 28-10 * 0.4 0.5 + 0.1 *Weighted average 0.78 0.9 ...
PUBLISHED 1976
TITLE Avoiding Unnecessary Drilling 
SUMMARY ... 2), the weighted average used for the estimate is Y s = 0 ... of {2,3,4,5}) + 0·25 (average
of {6,7,8 ... it is the inadequacy of the elementary estimation method at the ...
PUBLISHED 1975
TITLE Recent Legal Developments Affecting The Future for Exploration & Mining 
SUMMARY ... Wineburger had rejected a previous practice in the USA of making valuations based
on a weighted average method of assigning particular weights to the elements ...
PUBLISHED 1990
TITLE Short-Term Gravimetric Sampling Helps Isolate Dust Sources - Objective 
SUMMARY ... Traditionally I gravi metric samples have been col- lected over an 8-hour shift,
yielding time-weighted, average dust concentra- tions. This method gives a ...
PUBLISHED 1982
TITLE Time Series Techniques for Mine Management 
SUMMARY ... As with the moving average method the exponential weighted method is only satisfactory
for constant models how- ever the time span can be easily changed and ...
PUBLISHED 1980
TITLE Value Creation Through Sampling of a Gold Ore 
SUMMARY ... and assay method The standard sample preparation and assay method established during ...
30 g of -200 mesh product and calculating a weighted average analysis. ...
AUTHOR S Cossφo Torres
PUBLISHED 2008
TITLE Ore Reserves Estimation For Copper Orebodies At Mount Isa Mines Limited 
SUMMARY ... If the computer assisted method were applied, the interpreted ore outlines could
not ... a total area of ore on the section and a weighted average grade (weighted ...
PUBLISHED 1979
TITLE A Passive Personal Sampler For Nitrogen Dioxide 
SUMMARY ... In corroborative laboratory trials the agreement with reference method is excellent. ...
indicates that these samplers should indicate the time-weighted-average N0 ...
AUTHOR Schnakenberg, George H., Jr.
PUBLISHED 1976
TITLE Characterisation Of SO2 In Off-Gas At Zimplats Smelter 
SUMMARY ... Figure 2: Overview of the Method 8 (titration) data for operation at 11-13 MW (18,
19 ... The composition of furnace matte is not just a weighted average of the ...
AUTHOR Mabiza, L.
PUBLISHED 2011
TITLE Quality Control at Hamersley Iron 
SUMMARY ... layering the material at its angle of repose (3?0) (Fig.5). Further blending is
effected by the method of reclaiming. (b) ments, the weighted average grade of ...
AUTHOR Hammond J R ; Ward T A
PUBLISHED 1973
Showing: 1 to 10 of 3860 matches for "weighted average method"  Page   1   2   3   4   5   6   7   8   9  next

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