Cover for the ignition carriage in a sintering plant

In a cover for the ignition frame of a sintering apparatus wherein said cover includes sides, burners mounted substantially horizontally on the sides of the cover and means for supplying combustion air to said burners, the improvement comprising said combustion air supplying means including a blower and an intermediate enclosed space arranged in said cover in communication with said blower and said burners for conducting combustion air from said blower via said space to said burners, said sintering apparatus further including a conveyor belt disposed beneath said cover, said conveyor belt having a direction of travel, said cover including an outer shell and two inner shells forming two of said spaces therebetween comprising first and second zones, said first zone being located in the direction of travel and containing said burners, said second zone being located upstream of said first zone relative to the direction of travel of said belt and containing pipes for communicating combustion air to said second zone.

In a cover for the ignition frame of a sintering apparatus wherein said cover includes sides, burners mounted substantially horizontally on the sides of the cover and means for supplying combustion air to said burners, the improvement comprising said combustion air supplying means including a blower and an intermediate enclosed space arranged in said cover in communication with said blower and said burners for conducting combustion air from said blower via said space to said burners, said cover comprising an inner and outer shell forming said space therebetween, said inner shell having a refractory lining on the innermost surface thereof and conduit means connected between said shells for passing gases emanating from said refractory lining through said shells to the exterior of said cover.