METHOD OF THERMAL COAL ENRICHMENT Russian patent published in 2017 - IPC C10B49/02 C10J3/02 

FIELD: oil and gas industry.

SUBSTANCE: method is thermal-oxidative processing of coal in that the carbonation is carried crushed coal or coal briquettes with particle size 60 mm in the Layers machine shaft type with a reversed blast air with a maximum temperature of 500-750°C with pulsating giving of the oxidant.

EFFECT: possibility of obtaining from the coal-rich particulate solid fuel with high calorific value and a controlled content of residual volatiles, as well as reducing energy costs.

1 dwg, 3 ex