Metallurgical principles of conventional slag cleaning furnaces. Metal losses in discard slags as in the copper and PGM industry are the main factor determining...
Recycling copper converter slag back to the flash furnace has been practiced and leads to ... and beneficiation for iron recovery and slag cleaning. Authors also...
Abstract. Electromagnetic stirring in a copper slag cleaning process aims at improving the ... As a result, a recovery furnace is conventionally arranged to.
lining microstructure forming on water cooled steel surface in a high-silica, slag cleaning furnace slag of a direct-to-blister copper smelter is mostly glassy or...
In large electric copper slag-cleaning furnaces utilizing insulating linings, campn lives of six or more years are realistic if consideration is given to each aspect...
9 Mar 2011 ... smoother operation of the KCM slag-cleaning furnace. ... oxide is reduced to produce blister copper (98.25% Cu) and slag containing 3 to.
14 Apr 2016 ... Therefore, regarding the recovery of iron from copper flotation slag, more ... during the cleaning of electric furnace slag and refining of copper in...
Copper smelter slags have seen limited use mainly as bulk products for road ... The Teniente Converter slag is transferred to a slag cleaning furnace (HLE),...
1 Jul 2008 ... Most of the base metal losses in the slag cleaning furnace are mechanically ..... on copper smelting slags put much more emphasis on sulphidic...
6 Jun 2016 ... The cleaning takes place by neutralization and precipitation of specific ions. ... In a slag cleaning furnace, the copper in the slag is removed and...
30 May 2009 ... Cleaning experiments of a copper matte smelting slag from the water-jacket furnace was undertaken by direct reduction in a laboratory-scale...
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Conventional slag cleaning furnaces (typically AC submerged-arc) rely largely on a gravity settling mechanism, whereby the entrained sulphide and metallic...
25 May 2009 ... The process uses only waste copper slag without using any additional flux .... slag cleaning furnace of Mitsubishi copper smelter at LS-.
25 May 2017 ... A kinetic model of the reduction of magnetic iron in copper slag by waste cooking ... of cleaning copper slag using an electric field and a slag reduction ... The copper slag used in this study was the electric furnace slag from the...
18 Jul 2013 ... Slags from the El Teniente Converter have high copper and magnetite contents. The reduction and copper impoverishment of these slags in an...
melted with siliceous flux in a smelting furnace to produce copper matte. The required heat ... Flash furnace slag is treated in a slag cleaning furnace with coke or.
1 Sep 2018 ... Slag cleaning furnace flue dust is generated in the cleansing of copper slag and their reprocessing produces wastes considered hazardous...
Primary non-ferrous metal production in Finland concerns only copper, nick- el, zinc and ...... Copper in the slag is recovered in an electric slag cleaning furnace.
21 Sep 2012 ... The electric furnace or rotary slag-cleaning furnace are now generally used to perform this task, giving a level of copper in discard slag typically...
Continuous Converting of copper matte by ... The biggest open pit copper mine in the world, Photo of Chuquicamata .... ESC: Electric Slag Cleaning Furnace.
Metal losses in discard slag, as applicable in the copper industry, are the main ... Conventional pyrometallurgical slag cleaning by submerged arc furnaces (see.
Keywords: slag cleaning, stirring mode, copper slag, submerged arc furnace, stirring ... Slags resulting from pyrometallurgical copper processes are important...
Recovery of copper and cobalt from smelter slag using reductive-sulfurizing smelting method was ... Keywords: Smelter slag; Reductive-sulfurizing smelting; Slag cleaning; Recovery of ... furnace together with reductant (such as coke) and/or.
1 Dec 1990 ... elevated their copper smelting to "clean industry" status. An important and .... CL-furnace. The slag cleaning furnace (CL-furnace) is a quiescent.
ferrous metals (lead, zinc, copper and industrial gold as specified in. Annex D ...... copper in a slag cleaning furnace or returned to the smelting furnace. Process...
Slag cleaning directed to recover copper from the slag produced ... contrary the very low copper losses in the slag from slag cleaning furnace are limited by the.
slags: giving additional value to copper mining industry. VII International Conference on .... is transfered to a cleaning slag furnace (HLE), and pulverized coal is...
copper slag corresponds to 3040 % iron, 35-40% silica ... copper after conventional slag cleaning offer a ... industries employing smelting furnaces to produce.
2Mopani Copper Mines plc, Mufulira Smelter, PO Box 22000, Kitwe, Zambia; .... cleaning furnace, but would be a non-zero value if slag cleaning were performed...