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:
May. 10, 1983
Filed:
Jul. 06, 1981
Applicant:
Inventors:
Michael L Abel, Plainfield, IL (US);
Thomas P Yates, Frankford, IL (US);
Assignee:
Northern Petrochemical Company, Omaha, NE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K / ; F28F / ;
U.S. Cl.
CPC ...
252 75 ; 252 74 ; 252 77 ;
Abstract
An antifreeze composition for use in aluminum internal combustion engines is disclosed. It is comprised of 0.07 percent to 0.35 percent nitrate, 0.04 percent to 0.08 percent silicate, 0.05 percent to 0.25 percent tolyltriazole, benzotriazole or a mixture thereof, 0.2 percent to 1.5 percent borate, and 0.2 percent to 0.75 percent phosphate.