Aluminum dross recovery method

Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – Slag refining means

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Details

266227, 266145, C22B 2100

Patent

active

040391736

ABSTRACT:
Dross, principally oxides and nitrides of aluminum and entrained metallic aluminum, is transferred quickly from the melting furnace to a cooling drum and cooled in less than 3 minutes to below 400.degree. F. without substantial removal of metallic aluminum before recovery of metallic aluminum.

REFERENCES:
patent: 1253539 (1918-01-01), Seacrist
patent: 1615009 (1927-01-01), Frost

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