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On the Constitution of Matte
By Peter R. Drummond
THE paper consists of four sections: (1) a discussion of early work; (2) presentation of the results of a chemical investigation of Falcon-bridge nickel-copper blast-furnace matte; (3) application of
Jan 1, 1940
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North Rim deposits Athabasca Basin
By L. A. Homeniuk, R. J. McH. Clark
"The Maurice Bay deposit, the Stewart Island showing, the Fond-du-Lac deposit, the Middle Lake showing and the Nisto deposit are located on the North Rim of the Athabasca Basin. They are probably unco
Jan 1, 1986
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Investigation of Caustic Calcined Magnesium Oxide Produced from Seawater for Hydrometallurgical Applications in Cobalt and Nickel Extraction Processes
By C. Piribauer, E. Feichtenhofer, A. McEneaney
"As part of a major diversification project, RHI AG, through its plant in Drogheda Ireland, has developed a Caustic Calcined Magnesium Oxide (CCM) for use in the Cobalt (Co) & Nickel (Ni) hydrometallu
Jan 1, 2017
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"Large Volume Flotation Machines”
By H. J. Chalmers
"Since the advent of large volume flotation machines, Cominco Ltd. has actively studied possible application of such machines to their various milling operations. A number of installations have been m
Jan 1, 1974
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Network Convergence for Underground Mines
By Matthew R. Ward
This paper aims to describe the reasons and methods to extend enterprise networks into underground mines. Currently mines use a number of communication networks for telephones, PLCs, two-way VHF radio
Apr 1, 2005
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The Hematite Process - New Concepts for Increased Throughput and Clean Hematite Production
By T. C. Cheng, G. P. Demopoulos
It is the object of this paper to discuss various options for improving the hematite process in terms of increased throughput hence lower capital cost and production of saleable quality hematite. With
Jan 1, 2004
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The Utilization of High-Iron Chrome Ores
By Marvin J. Udy
THE preparation of this paper is in response to many requests for in-formation on the mining and smelting developments which have been carried on for the past three years or more by the Chromium Minin
Jan 1, 1938
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Pre-Concentration of Platinum Group and Base Metal Ores by Dense Medium Separation
By L. Jones, S. R. Lawrence, A. R. Holloway
Whilst dense medium separation is best known for its ability to concentrate diamond and coal deposits, the process is now being employed in southern Africa as a pre-concentration step to improve the e
Jan 1, 2009
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LKAB Autogenous Milling of Magnetite
The Autogenous milling of ores holds an increasing attraction as the focus moves towards reducing energy usage, both direct and embodied in grinding media. However, most of the early AG mills were con
Jan 1, 2012
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Chapter 3. Confidential Information
By Karl J. C. Harries
"3.1. INTRODUCTIONThis chapter discusses briefly the common law concepts of fiduciary relationship, constructive trust, and breach of confidence. Following a discussion of confidentiality agreements,
Jan 1, 2003
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Fracture Mechanics in the Design, Manufacture and Maintenance of Mining Equipment
By H. W. Wevers
Fatigue failure and accompanying brittle failure occurs frequently in heavy mining equipment. This paper discusses how fracture mechanics can be applied as a tool for crack control and crack managemen
Jan 1, 1977
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The Recovery of Copper from Copper Oxide Ore using Heap Leaching, Solvent Extraction and Electrowinning
By R. H. Walton
"In recent years the recovery of copper from low grade oxide ores has received widespread attention. The cost of treating such ores using conventional technology, such as milling and flotation, is fre
Jan 1, 1990
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State of Mining Environmental Management
Mining Subscribes to Murphy?s Law Personal observations on the past ?Perfect, benign deposit mines can be screwed up-spills and concentrate handling issues ?Long term contamination and water manag
May 1, 2010
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The Effect of Grinding Media on Flotation Selectivity
By E. W. Thorton
"This paper is intended to show that grinding media can effect flotation results, and in some instances the results are vastly different. I do not suggest that autogenous grinding is beneficial in the
Jan 1, 1973
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A Case study: Sustainability of the Communities at Britannia Mine (1903-2006) and the Relevance of History to New Mine Developments.
By Brenda M. Dixon
A matrix analysis of the differences between the camps and communities associated with the Britannia Mine is used to develop an analytical tool. The tool is intended to assist the mining industry as i
May 1, 2006
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Significant Canadian Developments in Mineral Processing Technology 1961-2011
By J. E. Nesset
"I had been requested earlier this year by MetSoc, our sister society of CIM, to contribute a chapter on technical developments in Canadian mineral processing over the past 50 years to their 50th Anni
Jan 1, 2012
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The Trail Heavy-Chemical Plants
By R. W. Diamond
Introduction THE Sullivan mine and the milling, smelting, and refining operations of the Consolidated Mining and Smelting Company are sufficiently well known to make unnecessary anything more than a
Jan 1, 1934
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The Flsmidth® Rapid Oxidative Leach (Rol) Process. Part Ii: A New Chemical Activation Process for Chalcopyrite
By F. Baczek, S. S. Rocks, D. Chaiko, C. Eyzaguirre, S. Asihene, T. Walters
The majority of efforts to improve primary copper sulfide leaching have focused on solution chemistry, temperature, O2 pressure, ultra-fine grinding, the use of catalysts, etc. Historically, very few
Jan 1, 2015
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Raglan project optimization and economics
By T. F. Pugsley, D. Gignac
"The historical background to the project dates back to the mid-30s with the discovery of surface sulphide showings in the Cape Smith-Wakeham Bay ultramafic belt. In the mid1950s, orderly exploration
Jan 1, 1996
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Comparison of the Material Properties of In situ and Laboratory Prepared Cemented Paste Backfill
By Kim Le Roux
Cemented paste backfill (CPB) is a relatively new material that is increasingly being used in open stope mining across the world. The advantages offered by this high density tailings backfill include:
May 1, 2002