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Selective-Reductive Leaching of Manganese from Low-Grade Manganese Ore Using Tannic Acid as Reductant Mining, Metallurgy and Exploration (eba8cc62-7158-4f14-935d-253bd3b1dc96)By Eti Purwaningsih, Widi Astuti, Erik Prasetyo
Selective-reductive leaching of manganese from low-grade manganese ore using tannic acid as a reductant in acidic media was demonstrated by XRD, SEM-EDX characterization, and batch leaching studies at
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Sharing Best Practices from Other Industries and Identifying the Gap Using the MaintenancescoretestBy C. Frenzel, N. Blechschmidt
"INTRODUCTION There is no doubt about the time and effort companies put in establishing and maintaining their equipment. However, the question about how these companies can map the benefits comes up.
Jan 1, 2018
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Sherritt Gordon - Nickel's Unconventional WinnerThe growth and influence of Sherritt Gordon Mines Ltd. in the nickel producing industry has been quite phenomenal. Although the company's Lynn Lake deposit in Manitoba was actually dis- covered i
Jan 10, 1968
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Shiloh Church Molybdenum Deposit Polk County, Georgia ? IntroductionBy Donald W. Foss
The Shiloh Church deposit is a very significant molybdenum occurrence in an ususual, perhaps unique, geologic environment. Work done to date indicate that several million tons of "ore" may be present,
Jan 1, 1983
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Shotplus - Blast Designs in a Windows EnvironmentBy Brad H. A Brown, J Paul Tidman
To design a blast, one must give consideration to safety, economics, geometry, geology, production needs, and a variety of other requirements. To compare designs requires the time to develop alternati
Jan 1, 1997
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Significant Events In 1986 - National Economic PerformanceThe U.S. economy continued to expand during 1986, although at the slowest pace since 1982 when the current business expansion began. Real gross national product (GNP) grew about 2.6%, slightly below 1
Jan 1, 1986
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Significant Events In 1987 - National Economic PerformanceReal economic growth for the year will most likely exceed the Administration's estimate of 3.2%, up from 2.9% in 1986, unless consumers change their spending patterns more than expected as a resu
Jan 1, 1987
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SilicosisBy S. L. Weber, D. E. Banks
"Silicosis was first reported by the ancient Greeks and is apparently as old as human history. The prevalence of this illness peaked in the last half of the 19th century and the early part of this cen
Dec 1, 1995
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Silver (dc47631e-097f-4de4-862f-2dbb896f4b9c)By Roberto Antoniolli
"IntroductionSINCE ancient times, the precious metals have played an important role in influencing the course of history. Silver and gold happened to occur, although in small amounts, in those countri
Jan 1, 1954
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Silver and Canadian TradeBy J. Mackintosh Bell
External trade strongly influences the well being of all nations. In the modern economic mechanism, no country is so well endowed that it has not to import commodities from others and to export its pr
Jan 1, 1933
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Silver in Canada in International PerspectiveBy J. G. George
A brief review of the silver industry is presented to set the stage for the analysis of the distribution of silver production by source from various types of mines in Canada and of the changing relati
Jan 1, 1977
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Silver In Transition ? IntroductionBy Mark E. Emerson
1967 will be remembered as the year the world realized it was running out of silver. In May of this year a new era in tin the history of the white metal was begun as the power of the U.S. Treasury to
Jan 1, 1967
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Silver StabilizationBy JOHN JANNEY
STABILIZATION of the adjustment of normal consumption to normal production of world commodities is quite different from reducing production until visible surpluses are consumed. The first means resto
Jan 1, 1931
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Simulation and Analysis of Media Behaviour in the Tower Mill by Discrete Element Method for Estimating the Power Draw and Spatial Distribution of Grinding ProcessSimulation and Analysis of Media Behaviour in the Tower Mill by Discrete Element Method for Estimating the Power Draw and Spatial Distribution of Grinding Process The trends to the Tower Mill (TM) fo
Sep 13, 2010
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Slag-Metal Equilibria in Tin SmeltingThe distribution of tin and iron between slag and metal phases at about 1150°C was studied in pot scale experiments. The distribution coefficient k = (Sn/Fe) In metal X (Fe/Sn) in slag was found
Jan 1, 1966
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Slope modification of open pit wall using a genetic algorithm?case study: southern wall of the 6th Golbini Jajarmbauxite mine - SynopsisBy K. Goshtasbi
In this paper a genetic algorithm is used in a heavily jointed rock mass in order to investigate the critical circular slip surface and modification of slope surface. This method was applied to the so
Jan 1, 2008
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Slope Stabilisation Of A Section Of The Thirlmere Aqueduct By The Use Of Spaced Micropiles And Permeation GroutingBy David Preece
The Thirlmere aqueduct was constructed over 110 years ago to provide water from the Lake District (in the north-west of England) to the city of Manchester some 60 miles (100 km) away. The aqueduct rem
Jan 1, 2011
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Small Mine Financing in Canada : One Person’s ExperienceBy William L. Young
There is an old saying in Canada: "Mines are made as much as discovered." What follows is Young's perception of his experience developing and financing the Cochrane Hill gold mine project. In
Jan 6, 1982
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Soil Geochemistry in the Canadian ShieldBy F. D. Forgeron
"ONE OF THE FIRST DOCUMENTED APPLICATIONS of soil geochemistry in the Canadian Shield was that carried out by Chisholm in the Kenora district in 1949. This survey proved successful in outlining sulphi
Jan 1, 1971
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Solving Old Problems with New WeaponsBy D. Runnels, A. Allaire, J. Torrealba-Vargas
Data mining and modelling of operational data involves the discovery of patterns in large datasets for future use in benchmarking and plant optimization. The modern pattern of discovery in large data
Jan 1, 2019