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Copper flotation from converter slags YouTube 15 Feb 2024 Portable Crushing Plant Effect of grinding time on flotation recovery of copper smelting slags Know More US Patent 4 022 686 Flotation process for copper ores Flotation process for copper ores and copper smelter slags A flotation process for copper ores and This example employed copper converter slag and
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Buy Recovery of copper from converter slags by flotation / by Edlund and Hussey 1971 [Leather Bound] by Edlund V E Vernal E ISBN from Amazon s Book Store Everyday low prices and free delivery on eligible orders
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A method is disclosed for treating dore slag resulting from smelting of a dore furnace charge by grinding such slag and then subjecting the obtained pulp to froth flotation in the presence of a suitable frother and collector to produce a precious metals concentrate which is then filtered and returned to the dore furnace with the next charge The tails from the froth flotation may then be
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Namibia Custom Smelters NCS process a range of copper concentrates in their three furnaces namely top submerged lance copper converter and reverberatory furnaces in order to produce mattes and fayalitic slags The copper content of the slags
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copper flotation from converter slags Improving Beneficiation of Copper and Iron from Copper Slag by Apr 14 2024 recovery of iron from copper flotation slag more prior works focused separation process is the route to
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The nominal capacity of each converter is to treat 350 t of copper matte and produce up to 250 t of blister copper per batch Normally three PSCs are hot with two able to operate produce off gas and the third converter on hot standby The fourth converter is normally under cold repairs The blister charge size is relatively low for the matte charged due to the unavailability of tank house
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Copper slag wastes even if treated via processes such as flotation for metal recovery still contain heavy metals with hazardous properties posing environmental risks for disposal This study reports the potential use of flotation waste of a copper slag FWCS as iron source in the production of Portland cement clinker The FWCS appears a suitable raw material as iron source containing >59%
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The floatability of copper has a significant influence on the flotation of converter slag Flotation tests contact angle tests and FTIR were conducted to assess the influences of pH and different flotation concentrators on its hydrophobic process mechanism and should be mentioned that milling and flotation of converter slags to
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a flotation process in which copper ores or copper converter slags are ground and firstly have added thereto benzotriazole or alkyl benzotriazole as an activator and secondly one or more collectors selected from the group consisting of xanthates dithiophosphates thiocarbamate esters dithiocarbamates mercaptans and dixanthogens and further
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AB Namibia Custom Smelters NCS process a range of copper concentrates in their three furnaces namely top submerged lance copper converter and reverberatory furnaces in order to produce mattes and fayalitic slags The copper content of the slags range between to 5 wt % and this is considered too high for disposal to the environment Currently the slags are sent to a milling and
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A flotation process in which copper ores or copper converter slags are ground and firstly have added thereto benzotriazole or alkyl benzotriazole as an activator and secondly one or more collectors selected from the group consisting of xanthates dithiophosphates thiocarbamate esters dithiocarbamates mercaptans and dixanthogens and further if desired a promoter such as kerosene light oil
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In general froth flotation is not used to concentrate copper oxide ores Reverberatory furnaces were often used to treat molten converter slag to recover contained copper This would be poured into the furnaces from ladles carried by cranes However the converter slag is high in magnetite and some of this magnetite would precipitate from the converter slag due to its higher melting
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Process for recovering copper from molten converter type slags or other highly oxidized copper smelter slags containing 7 30 percent by weight of magnetite Fe3O4 The magnetite in the slag
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The converter slag from a smeltery in Daye contains 201 copper The floatability of copper has a significant influence on the flotation of converter slag Flotation tests contact angle tests and FTIR were conducted to assess the influences of pH and different flotation concentrators on its hydrophobic process mechanism Leaching of copper
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A Copper Flotation Flowsheet Because the copper in this type of ore usually assays only plus or minus 1% copper the porphyry copper operations must be relatively large in order to be commercial The flowsheet in this study illustrates a typical 3 000 ton per day operation In general most operations of this type have two or more parallel
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Abstract Laboratory batch flotation tests were conducted on copper converter slags to evaluate the relative merits of recovering copper from slow cooled versus water quenched slags Three slags containing and percent copper were used
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The Effect of Copper Bearing Particles Liberation on Copper Recovery from Smelter Slag by Flotation Microscopy Analysis of Copper Slag and Its Processing by Flotation By Daniela Urosevic Extractive Metallurgy of Copper By Marlene Sarahi Cano Distinct regions of medial rostral prefrontal cortex supporting social and nonsocial functions By Paul Burgess Extractive Metallurgy of
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COPPER SLAG FLOTATION OneMine COPPER SLAG FLOTATION OneMine Mining and Minerals Library search results Register T Sasakura J Converter Slag Flotation Its Effect on Copper copper flotation and leaching Leaching of copper and zinc from copper converter slag flotation tailings using H2SO4 and copper flotation from
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How to Recover Copper from Slag by Flotation Flotation of Copper From SlowCooled Converter Slags The results of flotation tests on slags cooled in air and in the induction furnace are shown in table 23 Examination of the data indicates that a relatively fine grind is required to liberate the entrained metallic particles A 30minute grind resulted in 98 percent of the pulp passing 200 mesh
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Converter slag assaying per cent Cu is produced by Mount Isa copper smelter at a rate of up to 180 000 tonnes per is given to the processing of ore however concentrator capacity periodically exceeds that of the mine and the opportunity is taken to treat converter slag It is processed in batch campaigns typically through the Copper Concentrator but the Hilton Concentrator
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US4022686A Flotation process for copper ores and copper 1 A flotation process for copper ores and copper smelter slag comprising grinding copper bearing material adding a compound of the following formula ##STR2## wherein R represents one member selected from the group consisting of hydrogen atom and alkyl groups containing 1 to 20 carbon atoms to the resulting ground material and
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This slag contains large amounts of metallic values such as copper and cobalt A representative slag sample containing % Cu % Co and % Fe was used in the experimental studies Two different methods direct acid leaching and acid baking followed by hot water leaching were used for recovering Cu and Co from the slag
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The item Recovery of copper from converter slags by flotation by V E Edlund and S J Hussey represents a specific individual material embodiment of a distinct intellectual or artistic creation found in University of Missouri Libraries
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Leaching of copper and zinc from copper converter slag flotation tailings using H 2 SO 4 and biologically generated Fe 2 SO 4 3 Get Price An overview of Southern African PGM smelting MINTEK
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Copper Losses to Slag In all new and conventional copper making techniques copper loss to slag is encountered as a major problem While copper losses to slag are between and %Cu in smelting stage they reach to 4 8%Cu in converter step In matte smelting copper losses to slag can arise from several factors matte grade
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The copper recovery from the converter slags will largely depend on this initial cooling treatment The dore slag treated in accordance with the present invention is of course entirely different from converter slags It essentially consists of silica lead slags with very little iron in them and with no magnetite
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Apr 2 2024[randpic]How to Recover Copper from Slag by Flotation2021 2 3 Flotation of Copper From Slow Cooled Converter Slags The results of flotation tests on slags cooled in air and in the induction furnace are shown in table 2 3 Examination of the data in
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Therefore the aim of this study was to investigate the possibility of copper recovery from this slag using flotation method and to determine the effective parameters involved in the process Based on the experiments conducted the best results were obtained for pH 60 g/t Z11 and R407 collectors with a weighing ratio of 3 2 40 g/t of
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Copper extraction refers to the methods used to obtaining copper from its ores The conversion The modern froth flotation process was independently invented the early 1900s in Australia by C V Potter and around This accretion formation limits the quantity of converter slag that can be treated in a reverberatory furnace …
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Enhancing the flotation recovery of copper minerals in Nov 11 2024· Reverbetory furnace slag Copper recovery Flotation Milling and grinding ABSTRACT Namibia Custom Smelters NCS process a range of copper concentrates in their three furnaces namely top submerged lance copper converter and reverberatory furnaces in order to produce mattes and fayalitic slags
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