ANTHRACITE COAL IS AN EXCELLENT FUEL AND HAS HIGH HEAT OUTPUT, DOES NOT EMIT SMOKE AND ODOUR. ANTHRACITE COAL IS WIDELY USED IN MANY INDUSTRIAL FIELDS
semi-anthracite hard coal is used for coking and preparation for this process
coal burns with a long orange-coloured flame, which emits a large amount of heat during combustion. The main use of D grade coal is for heating objects
is so named because of its combustion properties: it burns with a high flame. It is actively used in the municipal and household sector
is used in power plants, municipal and industrial boilers. It burns for a long time and gives off a large amount of heat. The combustion process of this coal is fuelled by coke residue