Patent ID: 8409405

Claim:
A coke oven in a coke oven bank or coke oven battery comprising at least one aperture and a cover for the aperture for controlling admittance, dosed proportioning and cutoff of a primary combustion air supply fed into a primary heating space of a horizontal coke oven chamber, said aperture(s) communicating with the primary heating space of the horizontal coke oven chamber from an outer side, wherein: at least one aperture for supply of primary combustion air is arranged in a top ceiling of at least one coke oven chamber of the coke oven bank or coke oven battery; the at least one aperture is associated with a cover which covers the aperture on the outer side; the cover connected to a rod which is moveable in a vertical direction by means of a mechanical device such that the cover increases or reduces the air supply by a vertical movement of the cover.