Process for the continuous, pneumatic conveying of dusty or grainy material by means of a pressure conveying vessel
DE1135617B
Cupola furnace with collecting vessel for iron and slag
DE1131363B
Cupola furnace with collecting vessel for iron and slag
DE1081614B
Method and device for dedusting cupola top gas by spraying water
DE1137172B
Wind ring divided into two sub-rooms with connections to the wind nozzles of a shaft furnace
DE1133084B
Hot-blast cupola furnace with a lining-free melting zone
DE1043591B
Device for regulating the amount of cooling water
DE1146620B
Process for the operation of cupolas with two or more rows of nozzles one above the other, as well as a special furnace design when carrying out this process
DE1133083B
Melting zone cooling jacket for shaft ovens
DE1147713B
Method and device for operating a cupola furnace
DE1128604B
Procedure for operating a hot blast cupola furnace
DE1030498B
Combustion chamber for air or gas heating
DE1037658B
Shaft furnace, especially cupola furnace for hot wind operation, with air-cooled furnace wall in the area of the melting zone
DE1176308B
Process for the simultaneous generation of fuel gas and extraction of metal in a tapping gas generator
DE1147960B
Process for iron extraction from iron ores in a shaft furnace operated with a hot wind
DE1153862B
Cooling for shaft ovens, especially cupolas
DE1140216B
Process for the operation of a combined steel production and waste heat recovery plant
