Coal India had 457,926 employees as on 31 March 2013. Out of which 304,792 were workmen, 33,542 were supervisors and 19,592 were Executives. Coal India spent billion on Employee benefits which accounted for % of the total expenditure incurred during FY 2013–14.
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In the cokemaking process, bituminous coal is fed (usually after processing operations to control the size and quality of the feed) into a series of ovens ...
coal beneficiation process pdf The economics of coal beneficiation for slurry fuel preparation is considered. Le 7, 2007. The economics of coal beneficiation for slurry fuel preparation is considered. However, dry beneficiation of coal has obvious advantages over wet processes. coal beneficiation process diagram The dry .
This report reviews a broad range of technical developments in coal beneficiation covering conventional, physical densemedia and dry coal treatment, upgrading technologies using thermal, chemical and biooxidation, coal blending, and applications for the use of ultrafine coal and waste streams.
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At the Ponta Ubu pipeline terminal, incoming slurry is thickened and then stored in tanks that feed vacuum filters. These remove the remaining water from the slurry. The concentrate's moisture content is adjusted and limestone, bentonite and coal added. It is then conveyed to the balling discs for pelletising.
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