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Special reports


Coal Prep Plants Spotlighted

Kris Porter, Adrian Maré and Shane Hickey, Metso, Australia, discuss changes to Australian coal prep plants in the last 10 years.


Take The High Angle

Joseph A. Dos Santos, Dos Santos International, USA, explains why high angle conveyors provide the missing link for optimised IPCC systems.


Bolt Down On Quality

Uwe Wyink, Master Builders Solutions, Germany, explains how new rock bolting technology promises faster and higher quality tunnel development for longwall mining.


Asia Still Coal’s Purple Patch

Tim Buckley, IEEFA, Australia, provides a report on the current state of the coal industry in South and Southeast Asia.


The May/June issue of World Coal is online

The May/June issue of World Coal features technical articles on mine hoisting, room and pillar mining, trucks and tyres, ventilation and dust control, coal washing and separation.


Opportunity is in the Air

Kevin Summ, Anguil Environmental Systems, USA, outlines a solution for harnessing power from ventilation air methane.


Mind the Digital Gap

Thomas Boutaugh, PEC Consulting Group – PENTA Engineering Corp., USA, discusses the advances in technology in the underground coal mining industry since the 1970s.


Hydrodynamic Duo

Fabian Korb, J. M. Voith SE & Co. KG, Germany, outlines how up-to-date hydrodynamic solutions for mining drivelines enable operators to handle market transformation.


Tippers In The Cold

Ewelina Ptak, KH-Kipper, Poland, explains how to overcome the harsh, cold conditions faced by coal transporters every year.