apparatus for sealing or stroz further flow of gas through a furnace to cocke in chambers with horizontal channel sup further connection with studies of twins see i smokecali disposed above the upper reversal position

摘要

1334987 Coke-oven batteries HEINRICH KOPPERS GmbH 24 May 1972 [25 May 1971] 24502/72 Heading F4B In a horizontal coke-oven battery having heating walls with vertical flues 1 arranged in pairs with upper 3 and lower 2 interconnections between the upper parts of each flue of a pair, means for regulating the gas flow through the upper interconnecting passages 3 comprises circular damper blocks 5 adapted for movement on a horizontal platform having circular gas flow openings 4 therein.