Triboelectrostatic separation of high ash coking coal washery .
WEBJun 1, 2016 · Bharat Coking Coal Ltd., India have a large deposit of coking coal washery reject with more than 50% ash content. It is a valuable resource as there is a scarcity of coking coal in India. In the present work, the response of Indian coking coal rejects to triboelectrostatic separation at different relative humidity is studied and its potential ...