December 30, 2011 5:35 PM
Non-Coking Coals to be graded on Gross Calorific Value
The Ministry of Coal is migrating to Gross Calorific Value , GCV, based grading system for non-coking coals from the existing Useful Heat Value ,UHV based system with effect from 1st of next month . An official release said, the proposed new system of grading will create a win-win situation for both...