by Michał REJDAK, Ryszard WASIELEWSKI
Institute for Chemical Processing of Coal, Zamkowa 1, 41803 Zabrze, Poland,
The coal cake density plays an a very important role for the coke strength and mechanical strength. There are possibilities to influence these parameters in industrial conditions with mechanical treatment ( parzial briquetting or stamping).
It must be also considered that the stamp technology find a renewed interest both in Asia then in Europe.