dc arc smelter

Production of ferronickel from nickel laterites in a dc arc furnace

17 Mar 2013 ... DC-arc furnace technology allows ore particles less than 1 mm in size to be ... are unsuitable for smelting in a conventional electric-arc furnace.

Control of Non-Ferrous Electric Arc Furnaces Benoit Boulet, Vit ... - CIM

fast smelting in the DC arc plasma. In order to maintain a constant desired matte production rate and constant matte and slag temperatures, the average furnace...

EnvIRONment and Other Bath Smelting Processes for Treating ...

In recent years, it has become apparent that bath smelting may be a suitable .... Since 1993, however, work has proceeded using a 100 kg d.c. electric arc...

The History of DC Arc Furnace Process Development - Mintek

Devised an electrically conductive hearth and a hollow graphite electrode for finely sized iron ore smelting. THE ADVENT OF DC ARC FURNACES...

Graphite Electrode DC Arc Furnace - CiteSeer

3 Apr 1996 ... The DC Arc Furnace chamber temperature is approximately 593 – 704°C ..... reducing conditions required by a metal smelting flowsheet, the...

The pros and cons of reductive matte smelting for PGMs ...

31 Jul 2014 ... Reductive smelting of feed materials containing PGMs, using carbon as ..... Article: Four years of DC arc smelting of PGM-containing oxide feed...

Control of the energy structure of the working space of arc ... - Springer

1 Jun 2014 ... ... energy fluxes between these zones in electric ore smelting furnaces and electric arc furnaces determines the efficiency of their dc operation.

FOUR YEARS OF DC ARC SMELTING OF PGM ... - Mintek

essentially, instead of matte smelting, the process is based on alloy smelting of dead-roasted sulfide concentrates in a DC arc furnace. The DC furnace is used to...

Willie Greyling | LinkedIn

FeSiMn Smelter Complex - 60MW DC Arc Furnace Project - 2 x 70 DC Smelter Complex - Conversion of Exxaro KZN Sands DC Furnaces Specialties:Project...

View/Open - University of the Witwatersrand

CHARACTERISITICS IN AN ILMENITE SMELTING. OPERATION ..... Figure 2 Schematic of smelting mechanism of ilmenite in a DC arc furnace (Pistorius, 2008.

Technology Innovations in the Smelting of Chromite Ore - iiste

(Conventional smelting process, Outokumpu process, DC arc route, and Premus ... Smelting operation must be carried out on the chromite ore in order to refine it...

DC arc smelting of difficult PGM-containing feed materials - saimm

of the conventional matte smelting process, the ConRoast process is based on alloy smelting of dead-roasted sulphide concentrates in a DC arc furnace.

GLPS - Partnerships

Three-electrode AC or Two-electrode DC furnace operated in brush-arc ... Material feeding arrangement and method for DC-arc smelter furnace (2013/02720).

DS-0.75T steel DC steel smelter, View steel smelter, De Song ...

DS-0.75T steel DC steel smelter,US $ 70000 - 80000 / Set, New, Arc Furnace, Melting Furnace.Source from De Song Technology Trading Co., Ltd. on...

An Improved DC-Arc Process for Chromite Smelting - Pyro.co.za

Mintek together with Middelburg Steel & Alloys, developed the DC arc furnace ... usage per ton of alloy than for a submerged-arc operation smelting lumpy ores.

MIEZ seesaw“? - Haoma Mining

19 Mar 2012 ... sulphur by roasting, followed by smelting of the dead-roasted concentrate in a DC (direct current) arc fumace, using an iron-based alloy as a...

Thermal radiation modelling of DC smelting furnace ... - infoHouse

aid the designer of DC arc furnace freeboards in the future on both the pilot and full ... the upper sidewall and roof areas of the DC plasma-arc smelting furnace is...

Direct current furnace smelting | Outotec

The Outotec® DC Smelting process offers a modern, cost efficient and environmentally sustainable smelting solution.

Smelting - Jubilee Platinum

Smelting. During 2010, Jubilee consolidated its strategy of commercialising its ... the design and engineering of its first ConRoast 5MW DC arc smelting furnace,...

SAF Bulletin 2013 - SMS group

reliable submerged-arc furnace and electric smelter technologies even more attractive to ... AC and DC technology capable of directly processing ore fines and.

Patent WO2014154945A1 - Method and apparatus for recovering ...

2 Oct 2014 ... smelting the concentrate under reducing conditions in a DC .... open-arc furnace, and collecting the metals from the smelting step in the form of...

Historical Zinc Smelting in New Jersey, Pennsylvania ... - the USGS

ia, West ia, and Washington, D.C., with Estimates ... Bottom right: Photograph of the Palmerton Zinc Smelter, circa 1965. (Courtesy of Arthur W. ..... Flow diagram of the treatment of electric-arc-furnace dust and products recovered at.

New environment-friendly smelting technology aims to enter ...

9 Aug 2013 ... The patented process uses reductive smelting in an open-arc dc smelting process to produce an iron alloy, in which the valuable metals are...

SPECIAL SECTION/REFRACTORIES: Improving Ilmenite Smelting

1 Mar 2009 ... A typical ilmenite smelting DC furnace is shown in Figure 1. ... freeze lining and wall region of an ilmenite-smelting DC arc furnace.1...

Modelling of an ilmenite-smelting DC arc furnace process

More details about the ilmenite-smelting DC arc furnaces process are provided elsewhere (Zietsman, 2004). This study (Zietsman, 2004) focused on interactions...

Ore Processing - ICDA

Characteristics of the submerged arc furnace for smelting chromite include: 1. ... attempt to overcome the problem of ore fines was the introduction of DC arc, or.

A New Stainless Steel Paradigm - bold ventures inc.

6 Nov 2013 ... it's electricity rates for a mine, concentrator and smelter while KWG does ..... Developments in the Design and Construction of DC Arc Smelting...

available now - make offers piece-meal or in bulk. silicon smelting ...

Sale of Meadows Silicon Smelter – East Selkirk, Manitoba, Canada ... 31, Meadows Smelter Electric Arc Furnace Rated 6MW DC Submerged Arc Furnace - We...

Some myths about DC arc furnaces - SciELO

DC arc furnaces are widely used for steel scrap melting as well as for .... In 1985, the first commercial DC arc smelting furnace treating chromite fines used the...

Rodney T Jones - Google Scholar Citations

Recovery of cobalt from slag in a DC arc furnace at Chambishi, Zambia. RT Jones, GM ... CONROAST: DC ARC SMELTING OF DEAD-ROASTED SULPIDDE...

developments in the design and construction of dc arc smelting ...

The DC Arc Smelting Furnace is one such process that has proved itself, and has gained increasing popularity over the past two decades. This process...

Open loop response characterisation of an aluminium smelting plant ...

transformer with tap changing facilities to maintain the DC voltage. ... peculiar loads such as aluminium smelter, arc furnace, and. This research has been...

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