case study of regrinding in copper mine

  • The Effect of Regrinding Chemistry and Particle Breakage ...

    regrinding in the copper and pyrite flotation circuits at Telfer gold mine was taken as a case study and four research areas were addressed with the objective of developing fundamental understanding to provide practical guidance for the plant operation. The four areas investigated are:

  • Copper mining - Secured recovery | Magotteaux

    Case study Copper mining - Secured recovery Our client was examining ways of reducing its operating costs and approached Magotteaux to determine if a lower chrome ball could be used in its ball mill to reduce grinding media costs.

  • Importance of oxidation during regrinding of rougher ...

    Nov 01, 2014 · In this study, the pyrite regrinding-flotation process in Newcrest’s Telfer gold mine was taken as a case study to understand the effect of regrinding of rougher flotation concentrates with high sulfide contents on pulp chemistry and subsequent mineral flotation and separation.

  • Mining Case Studies | Minerals Technologies Inc.

    DOWNLOAD FULL CASE STUDY. CARLOTTA COPPER Carlotta, Arizona, U.S.A. The Carlota Copper mine is an open-pit copper mine located approximately six miles west of Miami, Arizona. The site produces LME grade copper cathode through the process of heap leaching, in which a chemical solution is ir-rigated through heaps of ore, dissolving the precious ...

  • Dalmacia Drilling Delivers Step-Out Hole of 14 Meters at 2 ...

    Dec 07, 2021 · Punitaqui Copper Mine Punitaqui is a former producing copper mine located in the Coquimbo region of Chile with an eight-plus year operating

  • Pipeline Pumping Case Study | Mining Industry Process ...

    Copper mining operations are energy intensive and must ensure water availability for continuous ore processing. In Chile, this is set against a context of mining sites operating in areas of scarce water resources, reducing ore grade and increasing tensions in the price and supply of electricity.

  • Abstract - ghub.org

    Case Study: Myanmar Letpadaung Copper Mining Project | June, 2015 3 company’s SR activities are unable to solve their problems, which results in many of their demands seemingly falling on deaf ears. Lack of representativeness of the CSD team A fundamental problem with the governance structure is in the formation of the Community

  • Case study on PGMs and nickel mining in South Africa

    – Climate change and mining in South Africa: Case study on PGMs and nickel 9 1 Introduction 1.1 Project background The following case study is one of five country case studies of the project ‘Impacts of climate change on the environmental criticality of Germany’s raw material demand‘ ( KlimRess), commissioned by the

  • Thickener Case Study | Intellisense.io | Mining Industry ...

    Download the Case Study Mine to Market: Value Chain Optimization Powered and connected together by the brains.app platform, the Thickener Optimization Application is one of a suite of real-time decision-making applications that uses Artificial Intelligence (AI) to optimize each process; from mine-to-market.

  • The Effect of Regrinding Chemistry and Particle Breakage ...

    regrinding in the copper and pyrite flotation circuits at Telfer gold mine was taken as a case study and four research areas were addressed with the objective of developing fundamental understanding to provide practical guidance for the plant operation. The four areas investigated are:

  • Konkola Copper Mine - CASE STUDY

    Underground Mining Konkola Copper Mine - CASE STUDY Norphonic Mine Phones improve productivity and safety, whilst reducing cost in Zambia’s largest copper mine. The Solution The Norphonic VoIP mining telephones are placed in base stations along the railway line and in the

  • Case studies - Mining and metals refining - Outotec

    Mining. Metals refining. Case study. DAYE Copper Smelter achieves improved operational efficiency with Outotec’s High Oxygen Enrichment Lance Upgrade. Outotec's high oxygen enrichment lance upgrade led to an increase in energy efficiency & environmental sustainability at

  • Ok Tedi Copper Mine Case Study

    Case Study: The Ok Tedi Copper Mine. 705 Words3 Pages. The Ok Tedi Copper Mine. Define the main forms of pollution and resource depletion and identify the major problems associated with each form. The main type of pollution at the Ok Tedi Copper Mine is the discharging of mining waste into the Ok Tedi River in Papua New Guinea.

  • Louvicourt mine : a recent mine closure case study - UBC ...

    Production of copper and zinc concentrates was initiated in 1994 and ceased in 2005 due to exhaustion of the ore body. The ore and some waste rock from mine development were acid-generating. Early in the mine planning, issues related to protection of the environment and to mine closure were considered.

  • Analysis of the Effects of Grind Size on Production of ...

    Production of Copper Concentrate: A Case Study of Mining Company in Zambia . Collins Mudenda. 1, Bupe.G.Mwanza. 2. and M’hango Kondwani. 3 . C . International Conference on Chemical Processes and Green Energy Engineering (ICCPGEE'15) July 14-15, 2015 Harare (Zimbabwe) 74

  • Case Studies - HMR Engineering

    Case Study Snapshots. Gosowong, Indonesia - Newcrest Mining LTD / Rosemont & Moolart Well Gold Mines, Western Australia - Regis Resources LTD / Sepon gold & copper mine, Laos - Lane Xang Minerals LTD. Altonorte Copper Smelter, Chile – Glencore. Grinding mill main motor bearing and steam dryer maintenance. Load More.

  • Bougainville Copper Mine Case Study

    All research papers and other projects are perfect in structure and style and provide a deep analysis of the given topic. They are carefully proofread so there are no grammar, spelling or punctuation Bougainville Copper Mine Case Study mistakes. We boast of having 8.5/10 current average quality score and the real-life statistics prove it.

  • Limits of the CIL circuit in copper–gold plants | Request PDF

    In a case study by the authors on the Telfer gold mine CIL circuit (Burns et al., 2014a), the use of an ultra-fine grinding pre-treatment process to liberate gold was found to increase CIL gold ...

  • (PDF) Improved Cleaner Circuit Design for Better ...

    CSA Mine case study. CSA Mine is a copper operation 14 km north of Cobar in . New South Wales, ... additional cleaning capacity and the regrinding of copper and .

  • Flowsheet development for the Kamoa project – A case study ...

    Oct 01, 2013 · This theory was successfully validated by certain laboratory and plant scale tests at XPS for and at the Eland Platinum Mine, South Africa (Lotter et al., 2011).For the copper sulphide minerals, the various forms of collector causing hydrophobicity were identified and tabulated (Hangone et al., 2005).It was shown that dithiophosphates could span the electrochemical needs of the primary and ...

  • flotation oxidised copper ore

    2 Case studies from Kansanshi Copper Mines Zambia The variability of the Kansanshi mixed ore in terms of total copper and acid soluble copper grades has a major impact on the flotation recovery In March 2011 three Blue Cube MQi in line mineral quantifier ...

  • CHAPTER 3 CASE STUDY - JICA

    Armenia counterpart as state owned enterprises for the case study (as of July 2003). A mining complex was selected among these three mines for the case study based on the selection criteria on the following page. On the other hand, the Alaverdi Smelter, the

  • ABB process control and automation solutions for mines ...

    A mine of efficiency - ABB is helping extend the life of the massive Aitik copper mine by making it more efficient (English - pdf - Reference case study) Productivity increase in the Aitik copper mine (German, English - pdf - Reference case study)

  • The development of regrind-flotation pre-treatment of

    However, copper minerals unrecovered by the flotation process are also present in the CIL feed and, similar to gold, these copper minerals are also encapsulated by the rejected iron sulphide minerals. In the case study previously reported by Burns et al. (2014) on Telfer gold mine’s CIL circuit, the use of an ultra-fine grinding pre-

  • Case Study - Cobré Panama Project - Lycopodium

    The Cobre Panama Project involves the mining of three open pits which will be processed by crushing, grinding, flotation recovery and concentrate dewatering at a rate of 85 Mtpa. The Lycopodium scope of services for the Project is to carry out the process, earthworks, architectural, civil, structural, mechanical and piping detailed engineering, design, and provide technical input into the ...

  • LEACHING OF LOW-GRADE COPPER ORES: A CASE STUDY

    J o u r n a l o f Journal of Mining and Metallurgy, 52 A (1) (2016) 45 - 56 #Corresponding author: [email protected] LEACHING OF LOW-GRADE COPPER ORES: A CASE STUDY FOR „KRAKU BUGARESKU-CEMENTACIJA” DEPOSITS (EASTERN SERBIA) Grozdanka D. Bogdanović#, Velizar D. Stanković, Maja S. Trumić, Dejan V. Antić, Milan Ž.

  • Reprocessing historic tailings three Chilean case studies

    mines decreased from 15% copper content in 1880, to 5% in 1920, to less than 0.5% in the last decade ... case study analyses the extraction of copper and molybdenum through the reprocessing of an old ... with regrinding and a similar system but with pre-classification of the feed using hydrocyclones.

  • Ok Tedi Copper Mine Case Study

    Case Study: The Ok Tedi Copper Mine. 705 Words3 Pages. The Ok Tedi Copper Mine. Define the main forms of pollution and resource depletion and identify the major problems associated with each form. The main type of pollution at the Ok Tedi Copper Mine is the discharging of mining waste into the Ok Tedi River in Papua New Guinea.

  • Copper & the Environment: Environmental Case Studies

    Aug 12, 2013 · Environmental Case Studies. Andean Flamingoes and Escondida: Environmental Partners. The Search for Aniap - A Story of Health Care at Ok Tedi. Copper Mining In A Cotton Field? The Florence In-Situ Mine. Mining For Bat Habitat At Superior.

  • Louvicourt mine : a recent mine closure case study - UBC ...

    Production of copper and zinc concentrates was initiated in 1994 and ceased in 2005 due to exhaustion of the ore body. The ore and some waste rock from mine development were acid-generating. Early in the mine planning, issues related to protection of the environment and to mine closure were considered.

  • Bougainville Copper Mine Case Study

    All research papers and other projects are perfect in structure and style and provide a deep analysis of the given topic. They are carefully proofread so there are no grammar, spelling or punctuation Bougainville Copper Mine Case Study mistakes. We boast of having 8.5/10 current average quality score and the real-life statistics prove it.

  • Case studies: customer examples of recovered value | BMT

    European multi-metal mine improves ore recovery, adding €211,000 in one blast Teck's Highland Valley Copper mine generates $100,000 additional value in one blast Pilbara Minerals’ Pilgangoora Lithium-Tantalum Project adds A$335,000 of value in one blast

  • flotation oxidised copper ore

    2 Case studies from Kansanshi Copper Mines Zambia The variability of the Kansanshi mixed ore in terms of total copper and acid soluble copper grades has a major impact on the flotation recovery In March 2011 three Blue Cube MQi in line mineral quantifier ...

  • (PDF) Mine Overburden Dump Failure: A Case Study

    The present paper mainly deals with a case study of failed dump slope in western coalfield limited, Nagpur, India. A huge mass of debris flow had happened during the routine the activity of mining.

  • Cobre Panama | Magellan Power

    The Cobre Panama project consists of the development of a conventional open pit mine and concentrator to produce copper, gold and molybdenum concentrate. The project design is based on an initial ore feed rate of 160,000 tonnes per day to the grinding plant. Copper concentrate is delivered as a slurry from the Concentrator at the Process Plant ...

  • Case study Long-term service agreement for GMDs Keep ...

    Keep production running at Boliden’s Aitik mine Case study ABB GMD running in Boliden’s Aitik mine Grinding applications are important components in the mining process and the demands on these assets are raising constantly: higher speed, bigger drives, heavy load and stringent environmental challenges. A smoothly running mill is a

  • Case Studies – BRI Monitor

    The Letpadaung Copper Mine Project is a Sino-Burmese joint venture project between Myanmar Wanbao Mining Company Ltd. (MWMCL), military-owned Myanmar Economic Holdings Ltd. (MEHL), and state-owned enterprise Mining Enterprise No. 1 (ME-1) of the Ministry of Natural Resources and Environmental Conservation (MoNREC).