At otherwise constant conditions, the prediction of R and K trends with increasing frother concentration is difficult and not uniform in nature. This is due,
Table of ContentsShafts VS AditsInclined VS Vertical shaftsSizes Of Main Openings The main opening is usually a permanent one that will be utilized throughout the
During the last few years we have been doing considerable experimenting on methods of precipitating copper. The first patent on precipitating from sulphate solutions by
The solvent we would use; how we would precipitate the copper from the solution, and what we would do with the iron in the electrolyte.
At the beginning of our investigation we seriously considered what I called the “brutal method” of leaching, namely, the manufacture of sulphuric acid, the solution
In recent years the metallurgical field of the copper industry has expanded greatly, the copper ores have become lean and diverse in character, and we
Table of ContentsBringing Copper Metal into SolutionRecovering Copper Metal from Leach LiquorsCopper Leaching EquipmentCopper Leaching CostsCopper Leaching Practices The advance made in recent times in this
Table of ContentsAdvances in the Chemistry of Ore Treatment by CyanideTreatment of Carboniferous OresElectrolytic Regeneration of CyanideEffect of Mineral in Water on Cyanide ConsumptionManufacturing of Cyanogen CompoundsFixation
Table of ContentsAssay Maps and SectionsVolume and Tonnage EstimatesOre Volume CalculationOre Tonnage CalculationsOre Grade EstimationEstimates based on Drill-Hole DataOre Reserve Estimate EXAMPLE 1Ore Reserve Estimate EXAMPLE 2Estimates based on Underground
Table of ContentsGeography and GeologyOccurrence of Ores and the Common Ore MineralsOccurrence of the BournoniteOccurrence of the JamesoniteOccurrence of the CalamineParagenesis and Conclusion The results of these investigations show that
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