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Wear Rate Evaluation of Mill Lining and Grinding Media Materials (6cce772a-f9dd-47eb-bf3c-8700faa7e0f4)By Wingham D. W
Based upon the previous work of Norman & Loeb, a method was used to assess the comparative wearing properties of ten different alloys being used, or being considered for use, as mill liners and gr
Jan 1, 1963
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Technology for In Situ Uranium LeachingBy David Baughman, Steven Axen, Ray V. Huff, Donald H. Davidson
Introduction In situ leaching (ISL) is an alternative method of mining uranium from deposits that are low-grade, deeplying, and water-saturated. ISL recovers uranium by transporting fluids through
Jan 2, 1980
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Plastoelastic Analysis Of Bearing Capacity For Soil AnchorBy Hui Yongning
This paper presents a simulating test of constitutive relation of soil anchor in laboratory and puts forward a new plastoelastic mechanical model, on which a new calculating formula of elastic and pla
Jan 1, 1991
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A New Process For The Thermal Refining Of Zinc: A Case Study Of Technology Development At MintekBy A. McKenzie
During the late 1990s Anglo American PLC was evaluating the Gamsberg zinc deposit in the Northern Cape Province. As the primary South African metallurgical technology provider, Mintek became involved
Jan 1, 2004
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Signature Hole Analysis and Vibration Modeling: An Indonesian Case StudyBy Wawa Jaka Sungkawa, Slamet Rachman Jaka, Tom Dermody
Nowadays, with such a focus on environmental protection, surface mining activities have come under pressure to ensure their activities do not adversely affect the local surroundings. As part of the ex
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Q-coda estimation in the Kaapvaal CratonBy D. Grobbelaar, A. Cichowicz, D. J. Birch
The Q-coda method for estimating the quality factor Q(f)= Qo(f)n was used to characterize seismic wave attenuation in a region of the Kaapvaal Craton that includes the mining areas of the Bushveld Com
Jan 1, 2015
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Internal Air Temperature Measurements in Tyres-A Major Advance in Earthmover Tyre Pressure ControlTyre costs constitute 20-40 per cent of the operating cost of large haulage trucks, and tyre pressure maintenance is an important factor in minimizing costs.In the past, control over the hot (built-up
Jan 1, 1979
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Minimising Mineral Project Risk - New Zealand in a Global ContextMining ventures are essentially risky businesses. Explorers and project developers (plus their investors and financiers) attempt to minimise the risks involved or at least manage them. Core considerat
Jan 1, 2005
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Design Parameter For Jacked PileBy Sugie Prawono
Jacked pile is the only piling system in which the load capacity of the pile, at any penetration depth, could be monitored directly during its installation process. Each installed pile could have a gr
Jan 1, 1999
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Using Millmapper ™ to Reduce Milling Costs and Improve PerformanceBy Tom Gabardi, Peter Clarke
"MillMapperTM is a new 3D laser scanning technology that has only recently been introduced into the North American mining industry. It enables mill operators to gain a much more complete understanding
Jan 1, 2012
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Blasting Results Compared Using Crusher Powder Consumption and Tonnage of Rock ProducedBy Ron Glowe
This paper shows the potential of a new computer model, using the Glowe-Tech (GT) Tonnage Analyzer program to compare drilling and blasting results. This model uses the crushers and conveyors as measu
Jan 1, 2005
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Combination of Novel Mineralogical Methods in the Study of Noble Metal Ores - Focus on Pristine (Bushveld, Great Dyke)By V N. Rudashevsky, F Melcher, J Lodziak, D Klosa, N S. Rudashevsky, M Sitnikova, L Gast
A combination of novel and æclassicÆ methods, namely electric pulse disaggregation (EPD), hydroseparation (HS), preparation of monolayer polished sections, and mineral liberation analysis (MLA) was em
Jan 1, 2008
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Use Of Mimo Models In Spreadsheets For Control Of A Column Flotation CircuitBy K. Terhaar, K. Prisbrey
The objective was to determine operating protocols for a lead and silver column flotation cleaner, being considered for installation at Sunshine Mining & Refining Co.’s Kellogg mill in Northern Idaho.
Jan 1, 1999
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Tungsten Carbide in MiningBy Gunderson C. T
The use of carbide tipped integral drill steels and detachable bits is discussed in relation to the means of drilling or cutting employed. It is stressed that only by correct use can the full value of
Jan 1, 1958
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A Clean Method Applying Anion-Exchange Separation And Membrane-Electrolysis To Regenerate Fe-Zn-Hcl Spent Pickling LiquorsBy Gábor Csicsovszki
We have developed a novel method - at the laboratory scale - comprising an ion-exchange separation and a membrane-electrolysis step for the purpose of zero-waste regeneration of spent HCl pickling liq
Jan 1, 2006
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Load Transfer Distance Calibration of a Coal Panel Scale Model: a Case StudyBy Mark K. Larson
Calibration of LaModel for deep coal mines begins with adjustment of overburden stiffness for load transfer distance. This calibration determines whether mining induced stresses are concentrated in th
Jan 1, 2012
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Dynamic Analysis Correlation Of Standard Penetration Resistances With The Adhesion Of Very Stiff To Hard Clays On Driven PilesBy Chris D. Thompson
In Southern Ontario, Canada, piles are frequently driven through competent clayey soils to obtain end bearing on extremely dense till or bedrock. One reason for this is the difficulty at assessing the
Jan 1, 2002
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Elaborate Observation and Interpretation of Temperature Dependence on the Singularity of Rock Thermal Conductivity"The effective thermal conductivity (ETC) is one of the most important thermo-physical properties of porous media. Due to the lack of higher precision influence of temperature on thermal conductivity,
Jan 1, 2015
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Description Of The Van Dyks Drift Low Ash PlantBy Allen D. Graham
The coal industry in South Africa is briefly outlined. Test- work carried out on bulk samples of coal in the laboratory and used in the design of the Van Dyks Drift washery are described. Factors affe
Jan 1, 1982
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RI 2700 Present Status of Differential FlotationBy A. W. Fahrenwald
"The rate of progress in the last three years in the development of differential flotation has been rapid beyond the realization of most people. Differential flotation is no longer a ""delicate"" and
Aug 1, 1925