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Vegetative Studies on Sulphide and Slag Tailings
By E. M. Watkin
"Although Canada has achieved one of the highest living standards in the world, people and organizations have, over the past decade, begun to question the cost and means of this achievement. Concern h
Jan 1, 1975
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RI 5707 Research On The Hazards Associated With The Production And Handling Of Liquid Hydrogen ? Introduction And Summary
By M. G. Zabetakis
The use of liquid hydrogen as a high-energy fuel introduces numerous hazards not ordinarily associated with the use of other more conventional fuels. These hazards are attributable to the unique prope
Jan 1, 1961
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Biological Sulfate Reduction with Primary Sewage Sludge in an Upflow Anaerobic Sludge Bed Reactor
By G A. Ekama
This paper describes a novel system for the biological sulfate reduction (BSR) of acid mine drainage (AMD) using primary sewage sludge (PSS) as carbon source in an upflow anaerobic sludge bed (UASB) r
Jan 1, 2009
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A Novel Synthesis Route for the Preparation of Supported Gold Catalysts for Low-Temperature CO Oxidation
By Gaby Steinbach
A novel synthesis is described for the preparation of supported gold catalysts for low-temperature CO oxidation. The novel route is a variation of the inverse co-precipitation method and requires amph
Oct 1, 2003
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History of Mineral Exploration in New Zealand
In this address I look back over the past 40 years of mineral exploration in New Zealand û essentially the period since the Second World War (ie since 1945). It was the period of my personal involveme
Jan 1, 1987
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Optimization of Surface Mining Dig Limits with a Practical Heuristic Algorithm Mining, Metallurgy and Exploration (e8f12701-6e05-4369-9a27-d2734d7cf05f)
By Y. V. Vasylchuk
This paper presents an algorithm for optimizing the classification of surface mine material subject to excavating constraints. High-resolution expected profit models are input and optimized to classif
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Optimization of Surface Mining Dig Limits with a Practical Heuristic Algorithm Mining, Metallurgy and Exploration
By Y. V. Vasylchuk
This paper presents an algorithm for optimizing the classification of surface mine material subject to excavating constraints. High-resolution expected profit models are input and optimized to classif
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Monitoring whole body vibration effects on ultra-class haulers
By V. D. del Valle, T. G. Joseph, J. J. Berezan
Aggressive driving patterns, rough and poorly maintained roads and pit floors, along with the occasional bump and poorly placed load from a shovel can create intense and sometimes serious vibration le
Jan 1, 2004
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RI 3358 Analyses Of Crude Oils From Some Of The More Recently Discovered Rocky Mountain Fields ? Introduction
By Walter Murphy
For a number of years the Bureau of Mines has been studying the properties of crude petroleums produced in the United States and the Western Hemisphere. A number of reports have been published giving
Jan 1, 1937
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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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Monitoring And Quality Control Of A 100 Metre Deep Diaphragm Wall
By D. A. Bruce
To check the feasibility and the quality of a very deep diaphragm wall, a tern of adjacent panels has been constructed, up to a depth of 100 m, in the Milan sandy gravelly soil by means of a hydraulic
Jan 1, 1989
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Hydrological Environments for Vein Mineralisation in the Hauraki Goldfield, New Zealand
The epithermal Au-Ag deposits of the Hauraki Goldfield have formed in the convergent plate margin setting of the Coromandel Volcanic Zone (CVZ). The deposits form as siliceous lodes in the upper parts
Jan 1, 1991
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RI 9413 - Effects Of Horizontal Stress Related To Stream Valleys On The Stability Of Coal Mine Openings
By G. M. Molinda
The U.S. Bureau of Mines conducted an investigation to determine the nature and frequency of coal mine roof failure beneath valleys. A mechanism for this failure and suggestions for controlling this p
Jan 1, 2010
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RI 5055 Petroleum In The Williston Basin, Including Parts Of Montana, North And South Dakota, And Canada, As Of July 1953 ? Introduction And Summary
By K. B. Lindsey
Geologically, the Williston Basin is a large structural depression of sedimentary rock in Montana, North Dakota, and South Dakota and Manitoba and Saskatchewan, Canada. The approximate It-mite of the
Jan 1, 1954
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IC 8262 Minerals And The New Tariff Schedules Of The United States
The Bureau of Mines has reviewed those portions of the "Tariff Schedules of the United States Annotated 1963" that are of interest to the minerals industry. This study shows to what extent rates of du
Jan 1, 1965
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Perimeter Control Utilising Electronic Detonators
By John Wall
The use of electronic detonators in civil tunnelling applications, to reduce vibration is small firings has been successfully utilised for a number of years. As part of the mining industry’s commitmen
Jan 1, 2012
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Contrasting Kimberlites and Lamproites
By Barbara H. Scott Smith
"During the last two decades lamproites have joined kimberlites as the only two known primary sources of economic quantities of diamonds. This paper contrasts the petrography, primary and xenocrystic
Jan 1, 1992
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Process Developments At Tailings Leach Plant
By Martin Banda, Gift C. Chisakuta, Moses Chabinga
KCM made a major modification to the Nchanga Tailings Leach Plant (TLP) changing the circuit from feeding post leach thickeners in parallel with leach discharge for solid ?liquid separation to a Count
Jan 1, 2005
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Online elemental and mineral measurement of slurries in iron ore beneficiation
By O Haavisto, N Khajehzadeh, L Koresaar
Online analysis of metal content can be used to optimise the grade and recovery of a flotation circuit. Compared to conventional laboratory analyses, the benefit of an online analyser is the speed of
Jul 24, 2017
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Regional Mappings Using Aerial Photographs as an Aid to Ore Location: The Mount Fitton Talc Deposit, South Australia
The assistance that can be gained by the use of aerial photographs in the geological examination of a mineral field is clearly illustrated by the results of a rapid reconnaissance survey of the newly-
Jan 1, 1950