Table of ContentsProperties of Ethylene OxidePolyethylene Oxide as a Flocculant for ClayDescription of Clay Waste MaterialExperimentalResultsConclusions Under its mission to effect pollution abatement, the Bureau
In many instances, Diatomaceous Earth (DE) filtration could be considered a relatively recent technology. In the late 1800’s there were many references to the use
Table of ContentsHistory of the Cyanide Leach ProcessHeap CyanidationHeap NeutralizationCyanide In The Neutralized HeapFree Cyanide MeasurementWAD Cyanide MeasurementTotal Cyanide MeasurementMeasurement of Cyanide in SolidsResidual Cyanide
Table of ContentsAgglomeration ConceptWhy is Agglomeration NeededCommercial Agglomeration Heap Leaching OperationsGold Heap Leaching 20 TPDGold Vat Leaching 1500 TPDSilver Heap Leaching 2000 TPDGold Heap Leaching
Table of ContentsEnergy Considerations for Ferrochrome Alloy ProductionSimplex ProcessPerrin ProcessSubmerged-Arc Smelting and AOD ProcessesThermodynamic Analysis of Chromia-Carbon ReactionsMaterialsExperimental Method And ApparatusCarbothermal Reduction StudiesMelting of Reduced
Table of ContentsDescription of McDermitt ClaysExtraction StudiesLeach TestsWater DisaggregationHydrothermal TreatmentAcid LeachingAcid Baking Water LeachingRoast TestsAlkaline Roast Water LeachSulfate Roast Water LeachChloride Roast Water LeachMultiple Reagent
Table of ContentsElectronic Ore Sorting MachinesBelt SorterRotary SorterOre DescriptionGeneral Geology of Michigan Native Copper DepositsOre Sample InformationPlant TestsPlant Flow Scheme and Test ProceduresGeneral Description of
Table of ContentsExperimental ProceduresSpent EtchantsCoke Electrode CellsSmall Coke Electrode CellLarge Coke Electrode CellResults and DiscussionElectrolytic Reduction using Coke Electrodes The objective of this investigation was
Table of ContentsTitaniferous MaterialsLarge Scale TestsReductantsFluidizersEquipmentMelting TechniquesSmall Scale TestsTitaniferous MagnetitesLarge-Scale Open-Bath TestsSelection of MaterialsTitaniferous Magnetite OreContinuous Large Scale Submerged Arc TestsTitaniferous Magnetite OreIlmenite SandIlmenite SandDiscussion
Table of ContentsTest ResultsPatent StatusFor More Information Etching solutions containing hexavalent chromium ions (e.g., chromic acid) are used in brass finishing, printed circuit board etching,