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Is there Gold that We do not Recognise?By J S. J van Deventer
"Conventional wisdom is that gold not assayable is not recoverable or does not exist. There has been no formal study on the possibility that gold assays using advanced spectroscopy such as mass spectr
Sep 26, 2013
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Is Truck Queuing Productive?By P Malkin, S Thomas, P M. Stone, D Kostyuk
In open pit mining, it is common that the bottleneck to productivity and profit lies in the truck-shovel mining operation, especially as strip ratios and mining intensity have increased with resource
Nov 24, 2014
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Is Water Conservation And Water Demand Management A Real Option?By F. Botha
South Africa is amongst the 40 driest counties in the world, with extreme weather conditions and beset by both droughts and floods. Coupled with economic growth is an increased demand on water resour
Jan 1, 2012
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Is your mine closure a sustainability failure? Transform your asset and create a self supporting neighbouring community. It’s as easy as ABCD!By K Cochrane
Time and time again history shows us that mine closures are sustainability failures. Mine operators do not know how to turn the mine closure into an asset and communities around the mine do not know h
Jul 25, 2018
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Is your NI43-101 technical report compliant?By Deborah A. McCombe
"One of the cornerstones of NI43-101 Standards of Disclosure for Mineral Projects is the technical report. The purpose of the report is to provide a summary of the scientific and technical information
Jan 1, 2003
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Is Zero Discharge a Viable or Useful Concept in Mine Water Management?By S Vink, A Wolhuter
Increasingly the community and government regulators are calling for æzero dischargeÆ mines. Some mining companies are beginning to explore ways in which they can transition to zero discharge. When st
Nov 26, 2013
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Isaac River Cumulative Impact Assessment of Mining DevelopmentsBy R Hardie, J Crerar, J Merritt, B Kirsch
Longwall mining and related subsidence, and watercourse diversion for surface mining operations have the potential to impact on fluvial geomorphic processes and the health of river systems. This is ev
Jan 1, 2009
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IsaMill - The Crossover from Ultrafine to Coarse GrindingBy B D. Burford
High intensity stirred milling using the IsaMill has been the enabling technology for many projects by transforming the economics of fine grinding and simplifying circuit design. IsaMill grinding tech
Jan 1, 2006
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IsaMill? Technology in the Primary Grinding CircuitOriginally developed as a step change in ultrafine grinding efficiency, the IsaMill? has made inroads into conventional ball mill and tower mill mainstream grinding duties during the last 5 years - be
Jan 1, 2012
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IsaMills™ at Kalgoorlie Consolidated Gold Mines – from the M3000 to the M10 000 and Replacement of the Roasters at Gidji Processing PlantBy G S. Anderson, N W. McDonald
"The IsaMill™ was originally developed to address liberation issues at Mount Isa Mines (now Glencore) operations, McArthur River and Mount Isa in the early 1990s. Following on from the industria
Oct 10, 2016
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IsaMill™ Design Improvements and Operational Performance at Anglo PlatinumBy C Rule
In 2003, Anglo Platinum, in a joint development with Xstrata Technology, installed the world’s first 10 000 litre IsaMillTM in a concentrate regrind duty at the Western Limb Tailings Re-treatment Plan
Aug 8, 2011
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Isasmelt - A 250 000 TPA Copper Smelting FurnaceMIM Holdings Limited (MIM) committed to a long-term future in copper in the Carpentaria Mineral Province in 1996 with the development of the Enterprise and Ernest Henry mines, and an upgrade of MIMsÆ
Jan 1, 1998
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Isasmelt and IsaMills ù Models of Successful R&DMIM Holdings Limited has acquired a reputation for the successful application of R&D to develop break-through technologies for the mining industry. The Isa Process tank-house technology has been licen
Jan 1, 2002
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Isasmelt™ - Smelting more with LessBy Biplop Das, E. Herrera, A. Burrows, P. J. Mackey, G. R. F. Alvear Flores
Since the first commercial plant was built at Mount Isa, another twenty ISASMELT™ furnaces have come into commercial operation, and construction of new plants continues. The primary copper ISASMELT™ t
Jan 1, 2015
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ISASMELT™ Technology for Sulfide SmeltingBy Ben Hogg
Since the development of the top-submerged lance (TSL) technology for copper and lead smelting by the cooperation of Mount Isa Mines (MIM), now owned by Glencore, and the Commonwealth Scientific Indus
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ISASMELT™—Flexibility in Furnace DesignBy Stanko Nikolic
One of the keys to success in process development is incremental scale-up, allowing for potential problems to be identified and rectified. The ISASMELT™top submerged lance (TSL) process was developed
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Island Creek’s feeding-to-zero concept simplifies coal prep circuit at Providence plantBy Elza Burch
Introduction The feeding to zero concept involves feeding 600 µm x 0 (28 mesh x 0) size raw coal to heavy media (magnetite) cyclones along with the +600 µm (+28 mesh) size coal. Traditional circuits
Jan 8, 1987
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Island Falls Power Development on the Churchill RiverBy R. W. Davis
INTRODUCTION CHURCHILL river was named for John Churchill, first Duke of Marl-borough and third Governor of the Hudson's Bay Company, in the latter part of the 17th century, some fifty years af
Jan 1, 1935
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Isn't bigger always better? Applying Economic Profit to Exploration ManagementBy Christopher A. Jacobs
Project managers aim to maximise the NPV of their projects, but don't always appreciate the relationship between mine throughput, project value and the discount rate being used to evaluate their
May 1, 2006
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ISO 9002 as the cornerstone for continuous improvementBy Keith Eldridge, Robert Kelly
"Quality management has a/ways played an important role at the Iron Ore Company of Canada; particularly since the early eighties when the iron ore markets favoured buyers as opposed to sellers.Since t
Jan 1, 1994