To transport and utilize fine-grained waste coal, it is required to form larger-sized
agglomerates. An important element of a fine coal briquetting process is mixture
preparation (drying, homogenization, binder addition) and molding under pressure
using a mechanical press. This article presents the results of the pilot-scale study of
briquetting fine coal waste produced at the ‘‘Bogdanka’’ coal mine in eastern Poland
(Lublin Coal Basin).
Coal is the primary raw material in the Polish energy sector and is used to produce
more than 60% of the total electricity supply.Waste coal, as a by-product of the
coal processing is cumbersome to manage. Significant amounts of fine coal waste are
stored in landfills or underground. Damp and low-calorie coal sediment material is
particularly difficult to load, to transport, and to combust. Physical and physicochemical
methods can be used to obtain enriched fuel suitable for utilization