The smelting technology deal that the London-listed Braemore Resources plc had struck with South Africa's state-owned Mintek was designed to "look after" emerging South African platinum miners as .
1978 Started work on alternative UG2 smelting technology Guide on the preparation of reference materials prepared for the ISO 1979 Implementation of submerged-arc furnace control (Minstral) (Ferrometals, Witbank) First “plasma” arc smelting tested in UK 1980 First application of multivariable milling control (East Driefontein) Mintek
Abstract DC arc furnaces were first used industrially for the reductive smelting of chromite fines to produce ferrochromium thirty years ago Since then, they have been used for a variety of applications, including the smelting of ilmenite to produce titania slag and pig iron, the recovery of cobalt from non-ferrous smelter slags, and the smelting of nickel laterite ores to produce ferronickel
THE PROS AND CONS OF REDUCTIVE MATTE SMELTING FOR PGMs RT JONES and IJ GELDENHUYS Pyrometallurgy Division, Mintek, Private Bag X3015, Randburg, 2125, South Africa E-mail: [email protected] ABSTRACT Platinum group metals (PGMs) are traditionally smelted in electric furnaces where the
Jun 09, 2015· Lead smelting Furnace 1 - YouTube Rotary Furnaces are used in secondary smelting units for re -processing Lead from scrap Rotary furnaces have an inner brick lining over which scrap is transformed from solid to molten state due to heat given by oil firing .
1990s Mintek was instrumental in developing DC arc furnace technology for the metallurgical industry This includes the patented Enviroplas® process for the treatment of zinc bearing waste materials1–8 As a consequence Mintek has developed extensive expertise in the pyrometallurgical processing of zinc bearing materials However, Mintek’s .
• Mintek’s work in the mid-80s: Applied the original idea of the cathode (graphite) and anode in contact with molten metal to reductive smelting of fines - resulting in what is today a mature technology Big footnote: In principle one could use either DC or AC for smelting ore in an open-arc furnace For that matter! A DC furnace
Mintek has its origins in co-operation between the government of South Africa and the University of the Witwatersrand Mintek, South Africa’s National Minerals-Research Organisation was founded in 1934 to assist the Mining Industry to operate more effectively and profitably, has achieved international recognition for its contributions
CiteSeerX - Document Details (Isaac Councill, Lee Giles, Pradeep Teregowda): Successful demonstration of The Mintek Thermal Magnesium Process (MTMP) was achieved in November 2004 at the pilot-scale About 30 tons of magnesium producing recipe was smelted in the DC arc furnace over a continuous operation of 8-days Twenty-two furnace batching-tapping operations were carried out ,
Mintek has applied DC arc furnace technology to the reductive smelting of numerous materials over more than three decad The first industrial implementation of this technology was for the .
Platinum Smelting in South Africa RT Jones Specialist Consultant, Pyrometallurgy Division, Mintek, Private Bag X3015, Randburg, 2125, South Africa , Home » Mintek Bursaries (Undergraduate) Mintek Bursaries (Undergraduate) Posted on June 23, 2011 by Bursary & Internship Editor Quick Tips , DC arc furnace smelting Mintek 200 .
May 09, 2016· A video illustrating the use of Mintek's Top-Blown Rotary Converter for a recent project (May 2016) , Hot commissioning of Mintek's Top-Blown Rotary Converter (TBRC) , Tilting Rotary Furnace .
Feb 24, 2017· he past year has seen several historical Company highlights for Mintek, with the successful completion of a new pilot plant smelting campaign for the recovery of gold from waste material leading .
Composite Furnace Module (CFM) cooling technology was employed to construct the furnace bath sidewall of a pilot DC furnace used during a test campaign at Mintek to demonstrate the smelting of a .
Patents Assigned to Mintek , A method of processing an iron-rich rare earth bearing ore which includes the steps of smelting the ore to concentrate rare earth oxide minerals in the , A method of detecting an open arc in a DC plasma arc furnace which is ,
Type Mining and Minerals Research Industry Mining Founded 1934 Headquarters
Sep 16, 2014· is a digital publishing platform that makes it simple to publish magazines, catalogs, newspapers, books, and more online Easily share your publications and get them in front of ’s .
Mintek is an autonomous research and development (R&D) organisation specialising in all aspects of mineral processing, extractive metallurgy and related technology Mintek was originally established as a Minerals research laboratory by the government of South Africa in 1934 It is still partly funded by the state with a mandate to “promote mineral technology and to foster the establishment .
Coal mining processing plant in Nigeria This coal mining project is an open pit mine located in Nigeria, announced by mining company - Western Goldfields - that it has discovered 62,400,000 tonnes of proven reserves of coal deposits worth US$12 billion which could be used for the generation of electric power.
Recovery of base metals and PGMs in a DC alloy-smelting furnace Rodney T Jones, Isabel J Geldenhuys, & Quinn G Reynolds (Mintek) Pyrometallurgy Division, Mintek, Private Bag X3015, Randburg, 2125, South Africa [email protected] Mintek 75 – A celebration of technology, 4-5 June 2009, Randburg, South Africa Abstract
Sep 26, 2008· The traditional smelting technology for PGM processing is the use of six-in-line submerged arc furnaces, which smelt the ore at 1,400O to 1,600O C Sulphur is used as the collector and a sulphurous matte is produced , This has seen the build up from the 15 MW demonstration unit to a 32 MW furnace at the Mintek site at a cost of R33 million .
PLASMA COLD HEARTH MELTING OF TITANIUM IN A PRODUCTION FURNACE- plasma torch treatment has been developed to heat the rotary furnace ,That this concept works has been demonstrated in cold hearth furnaces with electron beam but not plasma as the heat source , TELEDYNE ALLVAC'S PLASMA COLD HEARTH FURNACE One of the first design decisions made ,
A further 50% expansion of current capacity is underway to address increased demand for the smelter technology Since October 2007, Braemore has successfully treated low-PGM content, high-chrome smelter feed at its ConRoast demonstration facilities using Mintek’s DC arc furnace in ,
An Overview of Copper Smelting in Southern Africa Rodney T Jones1* and Phillip J Mackey2 2 PJ 1 Mintek, Randburg, South Africa Mackey Technology, Inc, Kirkland, Québec, Canada
Recovery of base metals and PGMs in a DC alloy-smelting furnace; Four Years of DC Arc Smelting of PGM-Containing oxide feed materials at Mintek; Pyrometallurgy at Mintek; DC arc smelting of difficult PGM-containing feed materials
DC arc furnace SMELTING TESTWORK Raw materials Nine tons of iron-rich rare earth-bearing ore from a southern African deposit was subjected to the smelting tests in Mintek‘s 200 kW DC arc furnace The ore, with 100% passing -6 mm, was processed as received without any further size reduction or physical preparation
order to establish the ideal smelting conditions and other important operating and furnace design parameters, such as energy requirement, slag properties (physical and electrical), recoveries, and product grade, Mintek typically recommends conducting pilot-plant testwork at about the 100 to 200 ton scale It is also possible to evaluate the
Jul 31, 2007· Mintek process control commissioned on SA’s largest ferrochrome furnace Posted on Jul 31, 2007 2006-05-30 Mintek has commissioned its FurnStar MinstralTM control system for submerged-arc furnaces to optimise the smelting process on the new No 4 furnace at Hernic Ferrochrome, near Brits in the Northwestern Province
Mintek and Braemore Resources plc are planning to double the throughput of the ConRoast smelter at Mintek, following seven months of successful continuous operation Since October 2007, the DC arc .
Feb 01, 2019· Mintek’s pyrometallurgy division has developed a thermal processing technology for the efficient extraction of lead from CRT funnel glass The process features a simple flowsheet implementing manual separation of the CRTs to generate panel and funnel glass followed by smelting of the funnel glass in a gas-fired rotary furnace to produce lead .