May 18 2021Due to the high proportion of copper slag and high content of single copper particles in order to prevent copper particles from sinking Prominer adopts high concentration flotation operations which are generally controlled to be more than40% The natural copper content in the copper slag accounts for about 40% of the total copper
Get PriceLead smelting slag LSS has been identified as general industrial solid waste which is produced from the pyrometallurgical treatment of the Shuikoushan process for primary lead production in China The LSS based geopolymer was synthesized after high energy ball milling
Get PriceIt is suggested that 1 ton of copper could generate about 2 2 3 tons of slag waste and worldwide copper slag production is about 24 6 million tons Hammarstrom 2024 However smelting slag wastes serve as useful additives for abrasive construction and building materials BGS 2024 Figure 6 A piece of copper slag waste CDA 2024
Get Pricereduction in p O2 lowers the magnetite liquidus of the slag while the increased solubility of FeS in slag helps toward reaching very low copper levels in flotation slag tailings The application of high pressure injectors allows for the use of high levels of oxygen enrichment with no requirements for punching
Get PriceCopper 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
Get PriceNov 12 2020The invention relates to the technical field of mineral separation and particularly relates to a silicon dioxide inhibitor a preparation method and a fluorite ore flotation method Wherein the silicon dioxide inhibitor comprises the following components in parts by weight 1 part of modified starch 0 1 3 parts of silicate 0 4 1 part of sulfite and 0 5 3 parts of zinc sulfate
Get PriceIn lead smelting the molten slag is then commonly treated by water quenching to obtain lead smelting slag LSS which contains a high content of iron silicon calcium and aluminum oxides For each ton of metallic lead production 100 350 kg of LSS is generated [7 8] As a result a huge amount of LSS is generated from primary lead production
Get PriceFlotation batch experiments were conducted in 1 L scale Denver Acidithiobacillus ferrooxidans bio flotation bio leaching bio surfactant copper slag Lactobacillus fermentum 1 INTRODUCTION
Get PriceLeaching of copper and zinc from copper converter slag flotation Over Mt of dumped slags including converter slag flotation tailings which contain up to 6000 t copper and 60 000 t zinc are produced yearly by the copper smelting plants of the Ural Mining and Metallurgical Company UMMC alone
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Get PriceAnswer C Question Which process of metallurgy of copper is represented by below equation a Concentration b Roasting c Reduction d Purification Answer B Question The undesired material which is present with the element in its ore is known as a slag b gangue c flux d sludge Answer B
Get PriceQuestion In the extraction of copper from its sulphide ore the metal is finally obtained by the reduction of cuprous oxide with a Iron sulphide FeS b Carbon monoxide CO c Copper I sulphide Cu 2 S d Sulphur dioxide SO 2 Answer Copper I sulphide Cu 2 S Question Identify the alloy containing a non metal as a constituent in it
Get PriceRecovery of Copper from Copper Smelter Slag by Flotation; The recovery of copper by flotation from calcium ferrite based slags made in continuous pilot plan Phase identification of copper concentrate and copper smelting slag; Floating Behaviour of Molten Copper and Cu matte in Cu slag; A new method for continuous recovery of fine copper
Get PriceOct 10 2022when the copper in the slag is largely in sulfide phases flotation of copper slag is similar to sulfide ore flotation of copper 64 − 69 in the flotation of copper slag oxides alloys and metallic phases containing co and ni are generally depressed and concentrated in the tailings 6 hence copper slag flotation tailings sft may contain …
Get PriceMay 12 2022Copper slag sample was taken out from the industrial process in Flotation plant Bor as a definite crushing product < 12 mm The sample was dried crushed in the laboratory jaw crusher and sieved through a sieve in order to obtain grain size < 3 mm Afterwards samples of 0 73 kg were taken for grinding and flotation tests 2 2 Collectors 2 2 1
Get PriceThe remaining slag is cooled ground and combined with water and chemicals that facilitate flotation Compressed air and the flotation chemicals separate the ground slag into various fractions of minerals Additives cause the copper to float in a foam of air bubbles for subsequent removal dewatering and concentration
Get Pricea Copper pyrites b Pyrargyrite c Pyrolusite d Zinc blende Answer C Question In froth flotation process many chemicals frother collector activator and depressant are used Which of the following is a frother a CuSO 4 b NaCN alkali c Pine oil d Potassium xanthate Answer C Question Froth flotation process is
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Get PriceApr 17 2021Approximately 24 6 million tons of copper slag is generated at every year of copper production in worldwide Gorai et al 2024 In general Ceramic products once broken cannot be used some investigations have suggested that ceramic wastes are good materials which could substitute conventional aggregates in concrete Paul et al 2024
Get PriceAug 2024 Present4 months City of Johannesburg Gauteng South Africa Project manager with 8 years mining and minerals experience specialising in pyrometallurgy in the Hatch technologies business unit that services Africa Europe and the Middle East AEM My focus is on expanding and growing the multi million electrode column business
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Get PriceDeputy Manager Slag Concentrator Mineral Smelter Our client is a well established gold and copper mining in Indonesia Basic knowledge of different equipment used for SC plant like Crushers Ball Mill SAG Mill Compressor Flotation Cells Slurry Pumps Thickeners Filtration unit etc
Get Priceoptimised contained copper to maximise payables on cobalt alloy as any excess copper beyond 64% was not payed for by the customer lost copper revenue copper was 80 84% cobalt 3 5 4% fe
Get PriceJan 5 2021The occurrence of arsenic and copper in FSF slag correlate the key phases of arsenic copper alloys accounted for 88 91 % of total arsenic bearing phases and 32 28% of copper bearing phases Closely embeded matte and copper arsenic alloys incerease the difficulty of the separation suggesting the finer grinding is needed for slag
Get PriceFeb 3 2021Copper content of the flotation tailings which is the most important indicator ranged from 0 26 to 0 39 percent Rougher flotation data for individual products from slags slow cooled in the induction furnace and ground for 30 minutes are shown in table 4
Get PriceHowever among the various processing method physical separation by froth flotation is widely applied and some researchers considered flotation as an effective method to recover copper from slag Understanding the slag mineralogy and associations of copper in the flotation feed is crucial to optimise operations
Get PriceOct 28 2022The ideal flotation effect requires that the copper and arsenic recovery can exceed 80% but the arsenic recovery in the slag concentrate can only reach about 40% Improving arsenic recovery has become the key to the synchronous flotation enrichment of copper and arsenic
Get PriceHow to Recover Copper from Slag by Flotation 2024 2 3 Recovery of copper in concentrates from slags cooled in the induction furnace and ground for 30 minutes ranged from 87 1 to 96 2 percent with the best recovery obtained on the highest grade slag sample Copper content of the flotation tailings which is the most important indicator ranged
Get PriceWhen the copper in the slag is largely in sulfide phases flotation of copper slag is similar to sulfide ore flotation of copper 64−69 In the flotation of copper slag oxides alloys and metallic phases containing Co and Ni are generally depressed and concentrated in the tailings
Get PriceIn another preferred embodiment the initial grinding of the slag is carried out as a semi autogenous grinding operation and leads to a fairly coarse pulp although suitable for flotation in a unit cell with an appropriate frother and collector Typically the grinding proceeds until about 80% of the pulp passes a 100 mesh screen
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