Essays about: "Metal recovery"

Showing result 6 - 10 of 44 essays containing the words Metal recovery.

  1. 6. Recovery of Cobalt and Copper from Zambia Slag via Sulphidisation with Gypsum

    University essay from KTH/Materialvetenskap

    Author : Lloyd Masuzyo Mseteka; [2021]
    Keywords : ;

    Abstract : The main objective of this research was to recover copper and cobalt from slags coming from copper processing on the Copperbelt province of Zambia. Pyrometallurgical processing of copper sulphide concentrate generates huge tonnes of slag wastes. READ MORE

  3. 7. Separation of Cobalt and Nickel using CYANEX 272 for Solvent Extraction

    University essay from KTH/Kemiteknik

    Author : Caroline Kihlbom; [2021]
    Keywords : Solvent extraction; cobalt-nickel separation; CYANEX 272; pregnant leach solution; cobalt sulphate; Vätskevätskeextraktion; kobolt-nickel separation; CYANEX 272; laklösning; koboltsulfa;

    Abstract : This project aimed to examine the separation of cobalt and nickel using solvent extraction (SX) with the extractant CYANEX 272 (C272). It was intended to investigate the Co-Ni separation in a sulphate-based leach solution in presence of other contaminants. READ MORE

  4. 8. Development Of Optimized Cost Models for Recycling and Remanufacturing - A Step Towards Circular Economy

    University essay from Lunds universitet/Industriell Produktion

    Author : Spuran Reddy Abbu; Badri Reddy Gade; [2021]
    Keywords : Circular Economy; Economy models; Recycling cost model; Remanufacturing cost model; EOL treatments; Metal recycling.; Technology and Engineering;

    Abstract : Resource consumption is becoming increasingly scarce with an increase in the global population. Due to the increased resource consumption, the current linear economy model is unsustainable in the way it operates. The limitations of the linear economic model have been at the forefront to aspire circular economy in practice. READ MORE

  5. 9. Mineralogical characterization of oresamples of different pH in the Björkdal golddeposit, northern Sweden – implications formineral processing

    University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

    Author : Niklas Ekholm; [2021]
    Keywords : Björkdal gold deposit; gold; pH; QEMSCAN; mineralogy; ore.;

    Abstract : The Björkdal gold deposit is situated in the Skellefte mining district, northern Sweden. The ore is mined from a complex system of quartz veins ranging from a few cm to a meter in width. The mineral processing steps at Björkdal comprises a flotation circuit, which performance is dependent on the pH of the ore feed. READ MORE

  6. 10. Acid retardation : recovery and recycling of acid and metal

    University essay from Luleå tekniska universitet/Industriell miljö- och processteknik

    Author : Cecilia Bood; [2020]
    Keywords : Acid retardation; Ion exchange; Pickling; Stainless steel;

    Abstract : During the production of steel, an oxide scale is formed on the surface and to achieve anadequate quality of the surface the scale needs to be removed. Acid pickling is a surfacetreatment where the oxide scale is removed by acid. READ MORE