Ch 20102 coal | PPT SlideShare
Coal presentation. chartprophet • 14K ... washery* 2124 III washery* 2428 IV washery* 2835 * Washed Coal is used as fuel in thermal power plants 17. GRADING OF INDIAN COAL High ash content (up to 50 ... ROUTE IV BERGIUS PROCESS Coal is hydrogen starved/hydrogen needs to be added to make it liquid (directly or indirectly) 1. Bergius process ...