C - Chemistry – Metallurgy – 22 – B
Patent
C - Chemistry, Metallurgy
22
B
53/354
C22B 7/00 (2006.01)
Patent
CA 1199503
ABSTRACT OF DISCLOSURE Valuable metals are recovered from metal- containing materials, such as scrap or waste materials, in which the metal is present in chemically combined form, by a process which comprises contacting the metal-containing material with a reagent comprising the product of the reaction of an alkali metal or alkali metal hydroxide with a polyglycol or a polyglycol monoalkyl ether and oxygen.
408836
Krevitz Kenneth
Pytlewski Louis L.
Borden Ladner Gervais Llp
Calspan Corporation
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