The loss of copper in electric furnace slag during flash smeltingoperation is described.
介绍了在闪速熔炼过程中，铜在电炉渣中的损失状况。
2
A type of adjustable tuyere, which applied on the cupola, makes smeltingoperation more conveniency and rapid, smelting effect more elevated.
研制出一种可调风口，应用在双屑化铁炉和冲天炉上，能使熔炼操作方便快捷，提高熔炼效果。
3
Below, a photo of a woman recycling a piece of imported American scrap metal inside of an industrial-scale motor scrap recycling (and copper smelting) operation south of Shanghai.