CHP (C- Coal, H- Handling, P- Plant) Which properly handles the coal from its receipt to transferring it to bunkers. of CHP :-Objective. v v. To supply the quanta of processed coal to bunkers of Coal mills for Boiler operation. To Stack the coal to coal yard. 33 Availability of Coal In India. Mostly. 4/14/12. E and F grade coal used in India.