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Furnaces and Kilns News
Flotation - less empiricism, more science
By: andrew lanham 21st October 2005 When you really think about froth flotation, it is a remarkable process. →
Practical assistance
By: andrew lanham 21st October 2005 In South Africa, the major mining houses carry out in-house research, as well as sponsoring projects at the universities and parastatals, such as Mintek and the CSIR Miningtek. →
Reagent efficiency essential in coal flotation
By: andrew lanham 21st October 2005 Thomas Roy of EKOF Flotation GmbH and Johannes Kottmann, MD of Humboldt-Wedag South Africa explain that flotation is the only process which alters the surface properties of substances by chemical means in such a way that sorting becomes feasible. →
Agnes, Metallon poised for expansion
By: andrew lanham 14th October 2005 Three years ago, this writer visited Agnes gold-mine situated just outside Barberton in Mpumalanga. →
South African coal-processing technology still among the best
By: Keith Campbell 14th October 2005 South Africa remains a leader in coal processing technology both in terms of its technological expertise and its links to academia. →
Coal-fines utilisation future
By: Keith Campbell 30th September 2005 An environmental impact assessment for a full-scale coal fines utilisation demonstration plant at Eskom’s Hendrina power station is now under way. →
Madagascar nickel to be refined in East Rand town
By: Keith Campbell 23rd September 2005 The processed nickel and cobalt sulphides from the planned Ambatovy nickel project in Madagascar will be refined in Springs. →
Key technologies being researched by local institution
By: Mariaan Webb 19th August 2005 Mineral and metallurgical technology specialist Mintek has been active in the field of developing technology to process low-grade sulphide ores, in order to make them economically viable. →
New roaster technology destined for South Africa
19th August 2005 Local metals and technology group Outokumpu Technology will supply novel fluidised bed technology to Southern Africa when it commissions a new roaster next year. →
Company at forefront of smelting technology
By: Mariaan Webb 19th August 2005 Due to the rich mineral resources found in South Africa, the local smelting industry is one of the largest of its kind in the world. →
Diamond-mine opts for new-generation sorting technology
19th August 2005 In a first for MikroSort opto-electronic sorting technology, four sorting machines are to be supplied to Namdeb at Oranjemund to recover diamonds from X-ray tailings. →
New division to supply modular gold plants to Tanzania
By: Mariaan Webb 19th August 2005 In conjunction with development fund partners operating under the Tanzanian government, local mineral-processing company Consulmet Process Solutions has formed an operational division, Uhuru Mining Ventures (UMV), to specialise in the procurement of modular gold plants for Tanzania. →
Gold refining and smelting giant looks abroad
19th August 2005 South Africa’s Rand Refinery Limited – the world’s biggest single-site gold refining and smelting complex – is wooing gold producers and generators of smelter feedstock beyond South Africa, in its on-going and energetic pursuit of new business, MD Alan Muir says. →
Newcomer turns electronic scrap into profit
By: Mariaan Webb 19th August 2005 Newcomer to the smelting and refining industry, Dezzo Metal Processors, which recently moved to a 4 000 m2 premises in Wadeville, east of Johannesburg, is positioning itself in the South African minera-l and metal-processing industry as secondary refiners and traders in precious metals. →
Ferrochrome producer to get world's largest furnace
By: Mariaan Webb 19th August 2005 One of the world’s largest ferrochrome producers, Hernic Ferrochrome, near Brits, in the North West, will soon boast the biggest ferrochrome furnace in the world, Johannesburg-based smelter design and construction company Metix MD Reinier Meyjes tells Mining Weekly. →
Golden opportunities in West Africa
By: Jade Davenport 5th August 2005 Since the discovery of gold in the Witwatersrand area in 1886, South Africa has been the biggest and most significant gold producer in the world, at one stage contributing 70% of the total global production of the yellow metal. →
SA support for big Kazak project
By: Irma Venter 22nd July 2005 South African metallurgical specialist Mintek last month issued its detailed final report on the large, demonstration-scale smelting project of Oriel Resources� Shevchenko ferronickel ores, in Kazakhstan. →
First output from SA uranium project in 18 months
By: Keith Campbell 15th July 2005 SA miner Aflease Gold and Uranium Resources is determined to have its Dominion uranium project, at Klerksdorp, in operation during the first quarter of 2007. →
Junior miner targets $2bn market cap in two years 
By: elizabeth rebelo 1st April 2005 US-listed mining junior Centurion Gold Holdings aims to become a $500-million to a $2-billion market-capitalisation company within the next two years, says CEO Dale Paul. →
Project house seeks to unlock opportunities for own-technologies
By: Keith Campbell 18th March 2005 SOUTH African company Bateman Engineered Technologies is gaining the majority of its income from its own technologies. →
New mining logistics solution emerges
By: Keith Campbell 4th March 2005 Mining companies will be able to benefit from a joint initiative by two leading South African companies, Bateman and Barloworld, concerning logistics and supply-chain management. →
Finnish firm's unending quest for platinum processing technology
By: Liezel Hill 28th January 2005 With constant pressure from all sides on the mining sector, and particularly the high cost of mining and high demand for platinum, the development of, and demand for, improved technology and equipment is ongoing. →
Giant invests in new refining process
By: Keith Campbell 28th January 2005 THE new hydrometallurgical refining process for copper, copper-gold and nickel sulphide concentrates developed by Cominco Engineering Services Ltd (CESL) has received a big boost with the decision by Brazil’s Companha Vale do Rio Doce (CVRD) to build a $58-million semi-industrial copper... →
Brazil's CVRD seeks global opportunities
By: Keith Campbell 22nd November 2004 For a while, earlier this year, it seemed possible that the world’s largest iron-ore producer, Brazil’s Companhia Vale do Rio Doce (CVRD) would fulfil its explicit ambition of joining the ranks of the world’s Big Three (in terms of market value) mining groups – Anglo... →
Brazil's big mining cat on the prowl for global opportunities
By: Keith Campbell 19th November 2004 FOR a while, earlier this year, it seemed possible that the world’s largest iron-ore producer, Brazil’s Companhia Vale do Rio Doce (CVRD) would fulfil its explicit ambition of joining the ranks of the world’s Big Three (in terms of market value) mining groups – Anglo... →
New technology proves worth at Africa's largest nickel-mine
By: Helene Le Roux 12th November 2004 Early operation results indicate that Africa�s largest nickel mine, Tati Nickel, in Botswana, has been successful in proving that it is economically viable to commercialise a new technology for processing mineral concentrates without the use of smelting. →
Crime syndicates still a big drain on mining industry
By: Irma Venter 1st November 2004 It is nearly as old as the industry itself. The pilfering of South Africa’s precious metals and diamonds started alongside South Africa’s mining industry – evolving linearly to the first rudimentary diggings into sophisticated multimillion-dollar operations. →
Missing billions
By: Irma Venter 29th October 2004 Precious metals and minerals syndicates still a big drain on industry →
New look at mining's economic contribution
By: Keith Campbell 4th October 2004 Far from being a ‘sunset industry’, mining in South Africa is set to remain a fundamental force in the South African economy for the next fifty or so years. →
Foundation Industry
By: Keith Campbell 1st October 2004 New look at mining's economic contribution →
First rights conversions this year - Minister
By: Terence Creamer 17th September 2004 Minerals and Energy Minister Phumzile Mlambo-Ngcuka revealed yesterday that government expected to make the first conversions of mineral rights from the old to the new order later this year. →
Alliance with German group gives SA firm global reach
By: Keith Campbell 10th September 2004 THROUGH its recently-announced joint venture (JV) with giant German group Ferrostaal, South African process engineering project management company MDM now has a potentially global reach. →
Canadian miner to develop Mauritanian gold project
10th September 2004 FIRST Quantum Minerals is to develop the Guelb Moghrein copper-gold deposit in Mauritania with production expected by the fourth quarter of 2005. →
SA's mining inputs prospects hurt by globalisation
By: Keith Campbell 3rd September 2004 The South African mining inputs industry’s future prospects are being harmed more than helped by the effects of globalisation. →
Opportunities for SA to develop mining inputs industries
By: Keith Campbell 30th August 2004 Although South Africa accounts for only some 0,5% of the world’s gross domestic product (GDP), it accounts for about 10% of the world’s mining GDP, excluding hydrocarbons and industrial minerals (quarrying). →
Mining migration
By: Keith Campbell 27th August 2004 From static orebodies to dynamic mining inputs. →
Smelting technology to compete with Chinese magnesium production
By: lauren rota 20th August 2004 To compete with the market-leading Chinese labour-intensive Pidgeon process for magnesium production – →
R8,2-billion joint venture establishes the world’s largest ferrochrome producer
20th August 2004 An R8,2-billion shared venture, named Xstrata-SA Chrome Venture, was established earlier this year by South Africa Chrome & Alloys (SA Chrome) and Xstrata SA.? →
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