Method of removing sulphur and nitrogen oxides from exhaust gases
PL305170A1
Gas burner for gas fuels of low calorific value
PL294141A1
Method of removing gaseous sulfur compounds from exhaust gases, in particular from combustion chamber of coal dust fired boiler furnace and system therefor
PL293851A1
Method of improving heat exchange in particular through walls of water tubes located in combustion chambers of grate furnace boilers
PL293853A1
Liquid fuel burner
PL293852A1
Method of improving heat exchange in particular through walls of water tubes located in combustion chambers of coal dust fired boilers
PL288615A1
Method of obtaining fuel of low sulfur content, in particular for power boilers, from coal and system therefor
PL287159A1
Liquid fuel burner
PL287156A1
Liquid fuel burner
PL287157A1
Liquid fuel burner
PL287155A1
Liquid fuel burner
PL287158A1
Liquid fuel burner
PL165780B1
At-the-burner fitting for operation in conjunction with mazout-fired burners in particular for lighting up power boilers
PL283889A1
Method of and system for cooling and cleaning an oil burner
