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process of coal mining

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Brewka Patent applications

Patent application number Description Published 20100308641 MINING METHODS AND SYSTEMS USING MOBILE CONVEYORS A conveyor system for an open pit mine may include one or more conveyor lines The conveyor lines are used to

Mining Methods authorSTREAM

i want to download this ppt please send the link Edit Comment Close By Mining Methods Coal is mined by two main methods Heavy blasting in open cast benches Heavy blasting in open cast benches

coal extraction equipment

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