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prOCeSsinG opeRatIONAl ISsues at oK TedI MIne Pdf

prOCeSsinG opeRatIONAl ISsues at oK TedI MIne Pdf

  • Ok Tedi environmental disaster - Wikipedia

    2018-12-13 · The Ok Tedi environmental disaster caused severe harm to the environment along 1,000 kilometres (620 mi) of the Ok Tedi River and the Fly River in the Western Province of Papua New Guinea between about 1984 and 2013. The lives of 50,000 people have been disrupted.

  • Ok Tedi Mine - Wikipedia

    2018-12-12 · The Ok Tedi Mine is an open-pit copper and gold mine in Papua New Guinea located near the headwaters of the Ok Tedi River, in the Star Mountains Rural LLG of the North Fly District of the Western Province of Papua New Guinea. Discharges from the mine have caused widespread and diverse harm, both environmentally and socially, to the 50,000 ...

  • Mining for the Future. Appendix H: Ok Tedi Riverine ...

    2015-7-24 · companies, that later became the Ok Tedi Mining Limited (OTML), to develop the Ok Tedi mine in 1980, with an understanding that conventional environmental controls such as stable dumps, to contain most (80%) of the waste rock, and a tailings storage facility would be included.

  • PNG'sOk Tedi, Development andEnvironment

    2009-10-12 · PNG'sOk Tedi, Development andEnvironment Major Issues The Ok Tedi mine commenced operations on 15 May 1984, bringing tremendous change to the Western Province ofPapua New Guinea (PNG). On a national level. PNG depends on the mine for 15.6 per cent of export income, royalty and taxation payments. Regional

  • Mineral Policy Institute » Ok Tedi

    The OK Tedi mine has been a three stage process: the mining and processing of the gold enriched cap from 1984 to 1986, the extraction of both gold and copper from the copper rich base from 1986 to 1988 and the extraction of largely copper (with small quantities of gold and silver) from 1988 to the present.OK Tedi is an open pit operation where ...

  • The environmental effects of mining waste disposal at ...

    2017-9-30 · pressures. The Ok Tedi mine experience highlights this. The PNG government has a 30% stake in the Ok Tedi mine (Imhof 1996). The mine contributes up to 10% of PNG’s GDP and 20% of the country’s export income (Berne Declaration 1999), however it has destroyed over 1000 square kilometers of wetland and virgin forest.

  • Mineralogical and Metallurgical Examination of ...

    2016-1-4 · processing was relatively unknown until the late-1980s when the Ok Tedi copper mine was faced with the possibility of rejection of high fluorine - bearing copper concentrate by Japanese smelters. As a result, Ok Tedi staff began studies aimed at identifying fluorine host mineralogy in the mine

  • Pacific Media Centre | articles: PNG's Ramu NiCo

    2018-12-29 · The Ok Tedi mine is still in operation today, and contributes roughly 18 percent of PNG's annual GPD (UN, 2012). The effects from the disaster will take 300 years to clean up, according to mining experts ( The Age , 2007).

  • Retrofit to Ok Tedi tailings thickener - Outotec

    2017-6-14 · The Ok Tedi mine, operated by Ok Tedi Mining Limited (OTML), is a major producer of copper concentrate for the world’s smelting market, yielding some 600,000 tonnes of high-grade copper concentrate a year and 500,000oz of gold. The mine is located on Mount Fubilan, Western Province of PNG, with an altitude of approx 1500m.

  • Mine water management - SRK

    2017-7-12 · he Ok Tedi copper-gold mine in Papua, New Guinea is situated within a seismically active, mountainous ... good understanding of mine water management issues related to underground and open pit mines ... possible to save on operational costs and protect the environment. Operational cost savings.

  • 13 December 2013 VOLUME: 50 - 13 LAE CHAMBER OF

    2015-5-18 · Ok Tedi Mining’s CEO reflects (Cont) Operational issues Global factors aside, the mine has also been faced with major operational issues that have slowed pro-duction. ‘One of our processing mills split its ends back in May, so we lost two months while that was all re-welded and re-set up.

  • Ok Tedi Mining Managers Embrace Leadership Challenge

    2016-2-23 · about operational effectiveness today: management and leadership of self, management of teams and organisations, management of the value chain and mine optimisation and management of business improvement. Included in the program for the week was a

  • Optimisation of the mine closure process -

    The following checklist of the issues involved in mine closure is based on extensive experience gained from mines throughout Australia, the Pacific, Africa and South America. It should be stressed that this classification is intended as a guide, and is not meant to be fully inclusive of all of the issues involved at every mine

  • (PDF) Mine wastes - ResearchGate

    1985-7-19 · Ok Tedi gold and copper mine (Papua New Guinea) 5 June 1990 26 May 2004 The volume of tailings generated and deposited into the Ok Tedi and Fly rivers is enormous.

  • Water Infrastructure and the Mining Industry

    2014-9-17 · the disposal of riverine waste from the OK Tedi mine.”11 In Peru, in 2008, the government declared a state of emergency at a mine in close proximity to Lima, out of fear that its tailings dam would release arsenic, lead and cadmium into the main water supply of the capital.12

  • Environmental impact of mining - Wikipedia

    2018-12-16 · The Ok Tedi River is contaminated by tailings from a nearby mine. The implantation of a mine is a major habitat modification, and smaller perturbations occur on a larger scale than exploitation site, mine-waste residuals contamination of the environment for example.

  • Acid mine drainage - Wikipedia

    2018-12-17 · Acid mine drainage, acid and metalliferous drainage (AMD), or acid rock drainage (ARD) is the outflow of acidic water from metal mines or coal mines.. Acid rock drainage occurs naturally within some environments as part of the rock weathering process but is exacerbated by large-scale earth disturbances characteristic of mining and other large construction activities, usually within rocks ...

  • Operational review | Business performance | Northam ...

    The mine continues to deliver a good safety performance with a key differentiator being the mechanised mining method. Costs and capital expenditure. As the mine has progressed towards steady state, costs have approached the sort of levels we might expect when underground operations are

  • USGS Minerals Yearbook 2009

    2013-1-29 · Copper.—In 2009, several known copper projects, most of which were based on polymetallic porphyry deposits, were in the target outline, reserves development, or feasibility stages, and one operation, the Ok Tedi Mine, was in the production phase.

  • USGS Minerals Yearbook 2007

    2010-12-6 · The Lihir Mine had increased its estimated reserves by about 47 t (1.5 million troy ounces) to 650 t (21 million troy ounces) of gold, the Ok Tedi mine expected to extend its mine life to 2012, and the Porgera Mine expected to extend its open pit beyond 2009

  • Operational review | Business performance | Northam ...

    The mine continues to deliver a good safety performance with a key differentiator being the mechanised mining method. Costs and capital expenditure. As the mine has progressed towards steady state, costs have approached the sort of levels we might expect when underground operations are

  • An analysis of factors leading to the establishment of

    The Ok Tedi mine is a gold and copper open pit operation that began production in 1984. The mine is operated by Ok Tedi Mining Limited (OTML) but has been owned by various shareholders over its operating life including the PNG government, Broken Hill Proprietary Company Limited (BHP), and Inmet Mining Corporation.

  • SRK's Perspective | Mine Water Management | SRK

    2018-12-5 · Operational issues could include incorrect estimations of plant make-up water, or tailings circuit imbalances or changes to the volume and quality of water as process plants expand or change process technologies.

  • 2005 Ok Tedi CMCA village survey for the Mineral

    pdf. 2005 Ok Tedi CMCA village survey for the Mineral Policy Institute. 188 Pages. 2005 Ok Tedi CMCA village survey for the Mineral Policy Institute. Uploaded by. Nancy Sullivan. Download with Google Download with Facebook or download with email.

  • > In this issue - maptek

    2016-4-29 · benefits to the operation. Using Ok Tedi mine data for training ensured faster up-take of the software. Training included introduction to Vulcan, road and open pit design, and underground survey. Software installation revealed some issues with datasets which were soon resolved, allowing the new tools to be applied to clean data.

  • Mining and Sustainable Development | SpringerLink

    While other countries in the region have had similar concerns or issues with mining development (for example, Papua New Guinea as a result of riverine tailings disposal at Ok Tedi, or the unrest that precipitated the closure of the Bougainville Copper Mine in 1989, and similar issues at the Freeport mine in Indonesia’s West Papua province ...

  • 1. BHP Billiton: An Introduction - Need Assignment Help

    2016-9-26 · 1. BHP Billiton: An Introduction ... It primarily operates in mining, processing and oil and gas production operations, and to meet the ever growing demands in developed and emerging economies. With its headquarters in Melbourne, Australia, BHP is the world‟s largest diversified resources ... surrounding its Ok Tedi mine in Papua New Guinea ...

  • Green Mining - algaeurope.org

    2016-12-22 · caused by Ok Tedi Mine, Ok Tedi River, Papua New Guinea; Tui mine, an abandoned mine on the western slopes of Mount Te Aroha in the Kaimai Range of New Zealand, considered to be the most contaminated site in the

  • sag mill for gold mine - apartmanlipno-rent.eu

    slurry pooling and transport issues in sag mills - pdf. African Gold mine mills, by converting to open ended mills. They found that they had to block off a considerable portion of the grate open area to retain adequate slurry in the mill for efficient grinding.

  • Vision - 首页

    2009-11-10 · including Ok Tedi, Porgera and Lihir. With a USD 1.37 billion ... moving our Project into an operational stage in 2010. Sustainability and business success are mutually reinforcing. As a mining ... pipeline that transports slurry from the mine to the processing plant. The mine is located on the Kurumbukari plateau, on the ...

  • 1. BHP Billiton: An Introduction - Need Assignment Help

    2016-9-26 · 1. BHP Billiton: An Introduction ... It primarily operates in mining, processing and oil and gas production operations, and to meet the ever growing demands in developed and emerging economies. With its headquarters in Melbourne, Australia, BHP is the world‟s largest diversified resources ... surrounding its Ok Tedi mine in Papua New Guinea ...

  • Mine Water Management - asia-pacific.srk

    2018-12-19 · Operational issues could include incorrect estimations of plant make-up water, or tailings circuit imbalances or changes to the volume and quality of water as process plants expand or change process technologies.

  • Green Mining - algaeurope.org

    2016-12-22 · caused by Ok Tedi Mine, Ok Tedi River, Papua New Guinea; Tui mine, an abandoned mine on the western slopes of Mount Te Aroha in the Kaimai Range of New Zealand, considered to be the most contaminated site in the

  • sag mill for gold mine - apartmanlipno-rent.eu

    slurry pooling and transport issues in sag mills - pdf. African Gold mine mills, by converting to open ended mills. They found that they had to block off a considerable portion of the grate open area to retain adequate slurry in the mill for efficient grinding.

  • Technical Report Ok Tedi | Mining | Net Present Value

    ENVIRONMENTAL IMPACTS OF MINING Mining at Ok Tedi has caused significantly greater environmental impacts than projected at the time of mine planning and commissioning in the 1970s and 1980s. the mine discharges approximately 60 to 90 million tonnes of waste rock and tailings to the Ok Tedi river system.

  • Environmental Management of New Mining Operations

    2017-8-25 · operation of a mine, related processing facilities and infrastructure will not be ... 'Ok Tedi Mining Ltd., PO Box I, Tabubil, Papua New Guinea W. Salomons et al. (eds.), ... Environmental Management of New Mining Operations Operations .

  • BHP Billiton: Other sides to the story | Natalie Lowrey ...

    Ok Tedi Copper has neglected to fulfil its compensatory agreements with communities displaced The Ok Tedi Copper and Gold Mine which by two existing dams at the same site BHP Billiton formerly controlled is located for more than 40 years.

  • Seeing the light - ecosmagazine

    impacts like those of the notorious Ok Tedi mine in Papua New Guinea. BHP Billiton, the Ok Tedi operator, has since decided against any future riverine disposals glob-ally and has created PNG Sustainable Ltd, which its says will ensure that all future profits from Ok Tedi will be used to support sustainable development projects in PNG.

  • new Sepon Project Profile - Bankwatch

    2005-8-10 · processing plant, facilities and infrastructure in the province. ... § When the mine is operational it will provide up to 1% of the National tax revenue for the Laos Government and 20% of the local government's budget. § If the mine goes ahead it will be one of the ... by both Ok Tedi and Bougainville. These considered by the EIA.

  • Copper Monitor 2015 August_图文_百度文库

    2016-1-26 · OK Tedi Mining officially suspended operations at the OK Tedi mine in Papua New Guinea on the 12th August, as a result of continuing dry weather limiting access via the ...

  • Copper Monitor 2015 August_图文_百度文库

    2016-1-26 · OK Tedi Mining officially suspended operations at the OK Tedi mine in Papua New Guinea on the 12th August, as a result of continuing dry weather limiting access via the ...

  • LPSDP-RiskHandbook.pdf | Risk Management | Risk

    Subsequently, Ok Tedi was given approval for the tailings from the mine to be discharged into the neighbouring Fly River. In 1994, the villagers downstream from the Ok Tedi mine took legal action against BHP Ltd, claiming extensive environmental and social impacts as

  • Year in Review 2013 and Year to Come 2014 Papua New

    2017-7-21 · Ok Tedi Mine – government acquisition of majority shareholding: In September 2013, the PNG Government introduced legislation that had the effect of granting the Independent State of Papua New Guinea (the State) a majority shareholding

  • Papua New Guinea Mining & Environmental Law &

    The controversial Ok Tedi gold and copper mine on the Indonesian border is now a State-owned mine, though BHP Billiton previously held majority shares in the project. PRINCIPAL LEGISLATION AND REGULATOR. The Mining Act 1992 (as amended) (MA) and the Mining Regulations 1992 (as amended) (MR) provide the legal framework for the mining industry in ...

  • Designing field programs to maximise the capture of ...

    2018-12-20 · A good understanding of mine water management issues related to underground and open pit mines depends on collecting a comprehensive hydrogeological data set. Data collection is the most time-consuming and costly stage since it requires gathering substantial amounts of

  • Evento Slurry | Credit Card | Pipeline Transport

    Evento Slurry - Download as PDF File (.pdf), Text File (.txt) or read online. Scribd is the world's largest social reading and publishing site. Search Search. Close suggestions. Upload. Sign In. Join. Home. Saved. Books. Audiobooks. Magazines.

  • Establishing pre-clearance customs processing between ...

    2013-2-28 · Establishing pre-clearance customs processing between Papua New Guinea and Tropical North Queensland ... regulatory and other issues that are currently preventing this ... OK Tedi Mine, Bougainville, or other strategic locations in PNG.

  • Mill Operators 2018 Registration Brochure

    2018-6-14 · SAG mill drive train modernisation at OK Tedi Mining in PNG — M C Neurohr and A Bowler Shifting the comminution workload from the primary ball mill to TowerMill circuit — S Palaniandy, R Halomoan and H Ishikawa Mount Carlton comminution circuit design, start-up and optimisation — B Putland, I Lovatt, A Cervillin and

  • Approvals and regulation in Papua New Guinea -

    2015-12-4 · As with many Australian government mining agencies, the issue of mine closure planning and policy is an important one, particularly with pending closures of significant mines like Ok Tedi. For the proponent, the goal is to demonstrate to the MRA and CEPA all project stages are adequately planned for, including closure.

  • Corporate Profile - Untitled公司简介无题 - 道客巴巴

    2014-1-17 · company profile 公司简介 - ok version Corporate Profile - Untitled 公司简介无题 下载积分:2500 内容提示: ...