processing operational issues at ok tedi mine pdf

processing operational issues at ok tedi mine pdf

Ok Tedi Mining EMM Planning Environmental Consultancy

Mine closure planning for the longest running open pit copper gold and silver mine in Papua New Guinea with complex environmental and social issues Ok Tedi Mining Limited OTML is proudly a 100% owned Papua New Guinea PNG company which has been mining copper gold and silver at Mt Fubilan open pit operations for over 38 years

Ok Tedi mine resumes operations Australasian Mine Safety Journal

Apr 1 2021Ok Tedi suspends international flights Mr Ilimbit said the temporary suspension of operations had allowed the Company to repatriate personnel who were not required onsite restrict the movement of people and conduct a mass testing exercise which saw over 10 000 swab samples being collected from the workforce and town residents and sent to accredited laboratories in Australia and PNG for analysis

Major Mines Projects Ok Tedi Mt Fubilan Mine

Ore is mined and processed at an onsite flotation processing plant capable of treating up to 24 million tonnes per annum Mtpa The plant currently recovers copper gold and silver into a saleable concentrate The primary ore is crushed and ground using Semi Autogenous Grinding and Ball mills to a final grain size of approximately 180 microns

Ok Tedi Opts in for Workforce Optimization Technology E MJ

Ok Tedi Mining Ltd operates the longest running open pit copper gold and silver mine in Papua New Guinea From the start of operations in 1984 to the end of 2024 Ok Tedi produced million metric tons mt of copper million ounces oz of gold and million oz of silver Safety and environment are high on the list of company

Case Study on Indigenous People Extractive Industries and the World

• 2024 Local landowners from a gas development project area disturbed the operations of the Porgera Mine through damage of a power pavilion This put a halt to operations at the mine for a few weeks affecting the company s production As people became more educated and aware of issues surrounding extractive industries

Ok Tedi environmental disaster Wikipedia

The Ok Tedi environmental disaster caused severe harm to the environment along 1 000 km 620 mi of the Ok Tedi River and the Fly River in the Western Province of Papua New Guinea between around 1984 and 2024 The lives of 50 000 people have been disrupted One of the worst environmental disasters caused by humans it is a consequence of the discharge of about two billion tons of untreated

Tailings Dam an overview ScienceDirect Topics

The open pit and two underground mines will be in operation till 2024 The Ok Tedi mine tailing dam was rapture/collapse since begging in 1984 The lack of a proper waste retention facility caused severe harm to the environment along 1000 km of the Ok Tedi and Fly Rivers The livelihood of 50 000 people around the area has been disrupted

Ok Tedi resumes operations after covid 19 shutdown

Mar 31 2021Papua New Guinea s Ok Tedi Mining Ltd s copper mining operations will resume from Thursday the company said on Wednesday after they were suspended for two weeks due to a surge

Ok Tedi Mining suspends operations due to COVID 19

Mar 19 2021Global Mining Review Friday 19 March 2024 09 45 Advertisement Ok Tedi Mining Limited OTML has advised that it is suspending operations to protect its workforce communities and operation from COVID 19 In light of the recent surge in COVID 19 cases at the mine site and in Papua New Guinea OTML will temporarily suspend operations for 14

Tailings thickener retrofit OK Tedi Metso Outotec

Background 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 Details

OTML became a state owned enterprise in 2024 The OK Tedi mine is operated as an open cut operation mining around 80 000 tonnes of overburden and 78 000 tonnes of ore a day Both mine and processing mill operate 365 days a year 24 hours a day The pit covers an area of kilometres Copper Discovered at OK Tedi Minesite in 1969

PNG s Ok Tedi Development and Environment DocsLib

The Ok Tedi Mine Patricia K Townsend and William H Best of Papua New Guinea Post Mortem As Preventative Medicine in Papua New Guinea a Case in Point Papua New Guinea Birding Tour 14 DAY/ 13 NIGHT TOUR Ok Tedi the Emerald Cave and Lost Tribes The Ok Tedi Mine Life Extension Negotiations for Mine Benefit Packages

The BHP and OK Tedi Case 1984 2024 Issues Outcomes and UniSA

The Ok Tedi Case The approach this study brings to the research of CSR utilizes an in depth case study and historical review of BHP Ltd regarding its operations at Ok Tedi In particular the events affecting the environment which have occurred since 1984 as a consequence of BHP s operation in Ok Tedi provide an impetus for

Ok Tedi Mining Limited Annual Report 2024

Mine Closure Plan for 2024 A Mine Closure Committee which includes substantial input from our major shareholders PNG Sustainable Development Program Limited and State Government is well advanced The closure plan will be designed to allow for business opportunities that emerge for operations beyond 2024

Wikizero Ok Tedi environmental disaster

The Ok Tedi environmental disaster caused severe harm to the environment along 1 000 km 620 mi of the Ok Tedi River and the Fly River in the Western Province of Papua New Guinea between around 1984 and 2024 The lives of 50 000 people have been disrupted One of the worst environmental disasters caused by humans it is a consequence of the discharge of about two billion tons of untreated

Mineral Processing Flowsheets

The Mineral Processing Flowsheets shown on the following pages are based on actual data obtained from successful operating plants Metallurgical data are shown in these flowsheets which incorporate Crushers Grinding Mills Flotation Machines Unit Flotation Cells and Selective Mineral Jigs as well as other standard milling equipment

Ok Tedi mine resumes normal operation The National

Feb 3 2021February 3 2024 The National Business THE Ok Tedi Mining Ltd OTLM has returned to normal operations it announced yesterday This was after the second of the two processing circuits which was damaged by in a fire last Dec 20 last was repaired last weekend

PDF Environmental impact of mining waste disposal on a tropical

The Ok Tedi gold and copper mine in Papua New Guinea has had a profound effect on the Fly River system through the discharge of mining waste Hettler et al 1997 Other mining

Ok Tedi pays compensation to Papua New Guinea villagers

Currently the pipeline was not in operation and wastes from the mine s milling facilities were being stored in pits constructed in the mine area Immediately after the pipeline ruptures OTML suspended its production for nearly five weeks and responded with an extensive clean up and monitoring programme State gives OTML award The National PNG

Papua New Guinea s Ok Tedi mine suspends operations

Mar 18 2021Ok Tedi Acting Managing Director Kedi Ilimbit said operations would be suspended for 14 days to stop further transmission of covid 19 within its mining operations State owned Ok Tedi said the

Ok Tedi now FIFO

Ok Tedi now FIFO OK TEDI managing director Peter Graham has notified employees operations will become fly in fly out with set rosters in anticipation of reopening the mine site early next year Although the expected commencement date is February/March he also said the company was closely monitoring weather conditions which will determine

Topic 4 Mine wastes SlideShare

outline of topic 4 • types of mine waste mine waters tailings sulphidic wastes • rock dumps • focus on tailings dams tailings dam construction methods water balance in tailings dams tailings dam failure with case studies • thickened paste disposal • in pit disposal • riverine tailings disposal case study on riverine tailings disposal • …

Ok Tedi environmental disaster INFOGALACTIC

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 2024 The lives of 50 000 people have been disrupted One of the worst environmental disasters caused by humans it is a consequence of the discharge of about two billion tons of

Assessing an Assessment The Ok Tedi Mine

the impact of the mine on the river will be very long term It was suggested that in the lower Ok Tedi for example bed aggradation could reach its maximum of m fifty years after the mine closed Maunsell Vol 1 Fig This time scale has largely been ignored in most discussions of the mine Not only do local people assume that

Environmental Problem of the Ok Tedi Copper Mine Essay

The problem is in the fact that the mine discharges the great amounts of tailings and waste into the Ok Tedi River during the decades of the mine s development As a result the waters of the Ok Tedi River cannot be used by the local inhabitants who are dependent on these resources necessary to farm

Ok Tedi Mining Limited on LinkedIn Job Vacancies 87 comments

Ok Tedi Mining Limited OTML is seeking applications from motivated dynamic and qualified individuals for the following roles · Manager Mine Technical Services · Superintendent Geotechnical

PorgeraJV Our Operation page Porgera Gold Mine Papua New Guinea

The Porgera operation comprises Open Pit and Underground mining operations Since the first gold pour in 1990 more than 143 million tonnes of ore has been mined in both the Open Pit and the Underground producing over 20 million ounces in gold production to date Crusher feed from the mining operations is based on blending the highest gold

The Ok Tedi Copper Mine The Ok Tedi Copper

Actions taken BPH decided to give landowners who suffered losses the total amount of $500 million the 30 000 people who lived along the Ok Tedi and Fly Rivers would received $90 million villagers lived around Ok Tedi River would be given $35 million and also $375 million value of ownership share for the people of the western province

Ok Tedi Mining suspends operations due to COVID 19

Mar 19 2021In light of the recent surge in COVID 19 cases at the mine site and in Papua New Guinea OTML will temporarily suspend operations for 14 days as of Friday 19th March to stop further transmission of the virus within its operations

Copper Mining Extraction Process Flow Chart

This flowchart made of machinery icons explains or expresses in simple but clear terms the step of the Copper Mining and Copper Extraction Process Starting from either open pit or underground mining and using a different relevant treatment method for oxide or sulphide copper mineral ore Having a quick look now at how porphyry ores are

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