opencast coal mining methods

opencast coal mining in india kaolin equipment suppliersOpencast mining is also known as open-pit mining open-cut mining surface mining and also as strip mining the latter term being commonly used in the U S A for opencast mining of coal The overburden and the mineral coal are excavated in long strips of a few metres thickness and hence the operations are termed strip mining -opencast coal mining methods-,opencast coal mining equipment vibrating sieve separator ……

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