Mechanical working in the presence of a metal containing copper or aluminum
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United States of America Patent
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Aug 5, 2003
Grant Date -
N/A
app pub date -
Apr 30, 2001
filing date -
Sep 7, 1998
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention is directed to a method for mechanical working of a metal containing copper, aluminum or an alloy thereof. The method is carried out in the presence of an aqueous cooling lubricant containing an alkanol amine. The lubricant is capable of preventing and reducing the corrosion of both metals and iron.
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