Improving dragline filtration efficiencies

The three locations in which collection buckets were placed in a dragline machine house used to study the efficiency of an existing dust filtration system.In recent years, concern has been raised by dragline operators that existing ventilation systems used on dragline machine houses are inefficient and inadequate at filtering dust from the outside environment. High dust levels within the machinery house have been known to cause problems with commutation and damage to electronics equipment. The longer term dust levels and effectiveness of the filtration systems have never before been measured and reported in any comprehensive or objective way which has led to a range of subjective opinions and beliefs within the mining industry as to which systems provide optimum performance.


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Outotec pellet plant for India

OUTOTEC will deliver its iron ore pelletizing technology to India after receiving an order from a customer for the design and delivery of an iron ore pelletizing plant to be constructed in northeast India. The value of the order is approximately EUR70 million and it was to be booked in Outotec’s second quarter 2014 order intake.

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Wirtgen surface miners drive efficiency

Wirtgen surface miners drive efficiencyINDIA is the third largest coal supplier in the world and German manufacturer Wirtgen Group is assisting the industry in achieving sustainable growth. Indian mine operator Sainik Mining and Allied Services, which is a contractual partner of the country’s largest coal producer Coal India, operates a total of 21 Wirtgen surface miners (SM).

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Simplifying remote power systems to boost returns

Cummins supplied a 14MW standby power system for a gold mine in South Africa.By Mark Vanderkolk, Cummins Power Generation Asia Pacific Power Systems Business director

AS commodity prices weaken mine operators need to ensure their mine developments are set up to achieve sustainable cost management and enhance shareholder value. The need for a secure, efficient power supply is as important to mining operations as the equipment used by the mine to keep production up and running, sometimes on a 24/7 basis.

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