The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 05, 1984
Filed:
Jan. 20, 1983
Applicant:
Inventor:
Joseph T Laemmle, Delmont, PA (US);
Assignee:
Aluminum Company of America, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10M / ;
U.S. Cl.
CPC ...
252 493 ; 72 42 ; 252 347 ; 252 / ;
Abstract
An aqueous metalworking lubricant composition comprising a water-soluble mixture of polyoxypropylene-polyoxyethylene-polyoxypropylene block copolymers, a water-soluble carboxylic acid, a water-soluble alkanolamine and water. A preferred lubricant composition also comprises an antifoam agent. The lubricant composition is suitable for both cold rolling and hot rolling of metals such as aluminum and aluminum alloys.