FIRING BRIQUETTE PARTICULARLY DOMESTIC COAL-BRICK

摘要

The crumbling and water uptake of household fuel briquettes, esp. coal briquettes is prevented by a combustible surface coating consisting of dried paper pulp or carboxy-methyl-cellulose opt. contg. hydrophilising agents, e.g. water glass. - The briquettes have oblong shape for easy stacking and can be sold in shrink film packs.