RADIANT FLAT FLAME BURNER

摘要

The invention has for its object a radiant flat flame burner used particularly in reheating furnaces for siderurgical purposes, which comprises in combination: - a combustion air swirling device consisting of fixed flat blades, fitted in the combustion air annular duct, and adapted for imparting to the combustion air a swirling motion; - a fire port of ceramic material, composed of a substan= tially cylindrical rear portion and of an adjoined flaring fore portion, delimited by a wall having a profile in form of a sector of a circle and extending over an angle of 90.degree.; - a liquid fuel atomizing nozzle, the liquid fuel atomizing nozzle being provided with a swirling device, which is adapted for imparting a swirling motion to the atomized liquid fuel.