BURNER AND FEED APPARATUS FOR FLASH SMELTER

摘要

A burner for a flash smelting furnace. The burner has an adjustable nozzle to control the velocity of the combustion gas supply to the reaction shaft. The nozzle is defined by the burner injector and a surrounding structure that extends from the burner wind box through the opening in the burner block that integrates with the furnace. The nozzle is adjusted by control means that is exterior of the wind box.