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An evaluation of the recovery of free and unliberated mineral grains, metals and trace elements in the concentrator of Brunswick Mining and Smelting Corp. Ltd.
By William Petruk, J. R. Schnarr
The behaviour of minerals during flotation of a fine-grained pyrite-rich base metal ore was investigated by studying the feeds. concentrate and tailings from every flotation cell in the mill of Brunsw
Jan 1, 1981
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Electrochemical Regeneration of Bromine in a Gold Ore Leach Recovery Circuit
By J. Howarth
Two electrochemical processing methodologies have been used to electrogenerate bromine-laden solutions for gold-leaching purposes. In the first process, a laboratory-scale cell in which the anode and
Jan 1, 1991
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Papers - - Produciton - Domestic- Oil and Gas Development in Colorado in 1934
By C. E. Shoenfelt
Operations ill Colorado oil fields in 1934 were not quite so extensive as in 1933, but much better results were obtained and one new oil field was discovered. In all, 26 wells were drilled, of which 9
Jan 1, 1935
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Sharing Industry Knowledge to Improve Management of Risks and Safety in the use of Explosives in Surface Mining
RISKGATE is an interactive online risk management system developed by the Minerals Industry Safety and Health Centre (MISHC; University of Queensland) to assist the mining industry in implementing con
Aug 1, 2013
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Underground Coal Mining in China
By Wang Ding-heng, Wang Zhi-yuan, Nolan B. Aughenbaugh
The People's Republic of China has abundant coal resources with proven reserves amounting to 582 Gt (641 billion st). Recognizing coal as a major energy source on which to build the country'
Jan 3, 1983
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The Role Of Ferric Ions In The Adsorption Of Xanthate On Activated Sphalerite And Chalcopyrite
Ferric (Fe3+) ions are omnipresent in flotation circuits. Depending on pH and the nature of the ore body, Fe3+ ions may play a role in the adsorption of thiol collectors on sulfide minerals. To invest
Jan 1, 1998
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Operation at Blackwater Mine
The Blackwater Coal Mine is a modern open cut operation using large draglines for over- :)urden removal and shovels, loaders and trucks to mine and haul coal to the crushing and coal ?reparation pla
Jan 1, 1974
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IC 9514 - Guidelines for Instructional Materials on Refuge Chamber Setup, Use, and Maintenance ? Introduction
By Katherine A. Klein
Refuge chambers may potentially save the lives of miners during a mine emergency. For this reason, it is crucial that miners know how to operate them. Unfortunately, because refuge chambers provide so
Jan 1, 2009
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RI 5243 Selective Extraction Of Mercury And Antimony From Cinnabar-Stibnite Ore ? Summary
By E. G. Erspamer
Laboratory investigations were made by the Bureau of Mines on ore containing the sulfides of both mercury and antimony to develop a method or methods for the economic recovery of mercury metal and the
Jan 1, 1956
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Heap Leaching at Camel Creek Mine
By Menne D. M, Ladyman R
Camel Creek Mine operated by Lynch Mining Pty Ltd is located 65 km west of inghain and 160 kin north west of Townsville in North Queensland. (Figure 1). The Camel Creek gold mineralisation was disco
Jan 1, 1994
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Recent Column Flotation Advances
By J. D. McKay
Flotation columns have been readily accepted for use in most sulfide flotation plants; however, recently columns are being used in many other areas. Recent improvements in design methodologies have ov
Jan 1, 1990
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IC 7101 Mining And Milling Methods And Costs In The Alma District, Colorado ? Introduction
By Jos. R. Guiteras
This paper is one of a series published by the Bureau of Mines on mining and milling methods and costs. It describes operations in the Alma district of Colorado in September 1937, supplemented by som
Jan 1, 1940
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Tribological Behaviour Of Dental Enamel Under Reciprocating Sliding
By Priscilla Pessin Coppo
The prevention of dental enamel wear has particular relevance for preventive and restorative purposes in dentistry. The wear damage can increase due to salivary disorders and/or parafunction (bruxism)
Jul 31, 2018
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Environmentally Benign Bio-Leaching Extraction of Rare Earth Elements from Non-Conventional Resources
By S. Hussien, P. Somasundaran, P. Patra
"Rare earth elements (REEs) are essential for many applications in electronics, energy harvesting, and defense. The common resources for economic extraction of REEs are oxides such as bastnaesite and
Jan 1, 2016
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Platinum and Platinum-Gold Nanoparticles Supported on HY Zeolite. Catalytic Activity in isomerization and Oxidation Reactions
By Golaleh Riahi
An original method is used to obtain stable nanoparticles of gold-based mono- and bimetallic systems supported on an acidic zeolite. This approach has been applied to PtHY (1wt% Pt) and to bimetallic
Oct 1, 2003
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Improvement On Performance Of Mg-C Refractories As Lining Of Vanadium-Extraction Converters
By Min Chen, Lei Xu, Weijun Huang, Shuai Zhang
For the purpose of extending the service life of MgO-C bricks used as linings of vanadium-extraction converters, the effect of Fe addition on properties of MgO-C bricks was investigated. The results s
Jan 1, 2015
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Some Fundamental Hydro-Mechanical Processes Relevant for Understanding the Pore Pressure Response around Excavations in Low Permeable Clay Rocks
By K. M. Wild, C. D. Martin, F. Amann
"Argillaceous rock formations, in particular clay shales, are notorious for creating challenges in rock engineering. Due to their generally low hydraulic conductivity and their complete saturation in
Jan 1, 2015
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Preserving the historical record of Canadian mining and metallurgy
By Norman R. Ball
"Many people in the mining and metallurgical industries were brought up to embrace Henry Ford's pronouncement that ""History is bunk"" but it is not generally known that the same Henry Ford creat
Jan 1, 1999
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Application and Verification of an Automated Calculation Tool for Planning and Cost Estimation of Underground Mines - SME Annual Meeting 2025
By Franziska Günther, Helmut Mischo
The calculation of costs for an underground mine, as well as the planning of the equipment and materials to be used, is a complex and time-consuming process. The estimation depends on a multitude of p
Feb 1, 2025
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Stratigraphic Reconstruction of the Porgera Region, Papua New Guinea.
By Stewart R, Manson RA, Haig DW, Perembo RCB, Kruman B
Since the advent of plate tectonic modelling, the Ramu-Markham valley has been thought the site of a classical island-arc/conti- nent collision zone. In this interpretation the units south of the Ma
Jan 1, 1997