| 释义 |
flash smelting
flash smelting n (Metallurgy) a smelting process for sulphur-containing ores in which the dried and powdered ore, mixed with oxygen, is ignited on discharge from a nozzle, melts, and drops to the bottom of a settling chamber. Sulphur is released mainly in its solid form, thus reducing atmospheric pollution flash smelting
flash smelting[′flash ‚smel·tiŋ] (metallurgy) Production of molten metal or matte in a vertical furnace in which concentrates are reacted with hot gases; the molten product is collected in a horizontal refractory-lined accumulator at the base of the furnace. |