Table of ContentsClaw-Hammer Scaling ToolTesting Procedures and ResultsQuality Assurance TestingPreliminary Field Testing Proper scaling is necessary for safe operation during any underground mining activity. This
It has been reported that chalcopyrite can be floated selectively from an ore containing pyrite, sphalerite, and silicious gangue minerals without using a collector. Sodium
Table of ContentsExperimentalResultsDiscussionSummaryAcknowledgments One of the major technological problems associated with beneficiation of complex, finely disseminated ores is the generation of large quantities of fine
The procedures and tests descriptions are given for the ultimate gold carbon loading tests and the dynamic gold carbon loading tests. A 4.5 parts per
The Siwertell screw unloader operates at an average rate of 600 t/h with a peak capacity of over 800 t/h. The unloader consists of three
Table of ContentsHydraulic Monitor MiningHydraulic Borehole MiningSemiautonomous Mining SystemJet Structure Studies Although hydraulic mining was introduced in the United States before the turn of the
Table of ContentsMine Safety and Health Administration Data BankData Base Management SystemResultsConclusions Although wire rope has been in use for over 100 years, it is
Table of ContentsExperimentalOreMediaMicroorganismsChemical AnalysisShake-Flask TestsColumn TestsHeap TestResults and DiscussionPreliminary StudiesShake-Flask TestsColumn TestsHeap TestIdentification of MicroorganismsShake-Flask Tests with Other Oxide Ores Biological leaching of low-grade ores
Table of ContentsPrevious In Situ Leach Mining Research by the Bureau of MinesPrevious Research on Manganese Ore LeachingExperimental ApproachGeochemical Characterization – Leaching ExperimentsGeologic CharacterizationDeposit CharacterizationMn
Table of ContentsExperimentalResults and Discussion The formation of metal xanthate can be considered to comprise an initial electrochemical reaction (E), MS → Mn+ + nS° +