System for processing fine-grained metallurigic scrap material
PL376241A1
Method for the metallurgic wastes management consisting in converting them into granulated blast-furnace charge in steelmaking
PL349063A1
Combustion chamber of a mechanical stoker furnace
PL346476A1
Method of obtaining light-weight building aggregate from coal mining wastes
PL328172A1
Method of and apparatus for obtaining light-weight aggregate useful in building trade
PL322753A1
Gas burner for an industrial heating oven
PL321720A1
Apparatus for obtaining an aggregate by sintering dusts produced during combustion of coal in particular such dusts produced by thermal power plants
PL321549A1
Method of producing an aggregate useful in building trade
PL318962A1
Blow-type gas burner
PL318077A1
Apparatus for obtaining aggregate by sintering dusty waste matter from hard coal combustion process in particular power station waste dust containing flue gas desulphurisation dust
PL316919A1
Mixture for agglomerating flying ashes, especially low-calcium and sulphur-free ones
