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:
Jul. 03, 1979
Filed:
Aug. 14, 1978
Applicant:
Inventors:
M Vikram Rao, Princeton Junction, NJ (US);
George S Foerster, Hightstown, NJ (US);
Ranna K Hebbar, Bombay, IN;
Assignee:
N L Industries, Inc., New York, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22F / ;
U.S. Cl.
CPC ...
75167 ; 7516 / ; 7516 / ; 7516 / ;
Abstract
An alkali metal containing low antimonial content lead alloy characterized by improved ductility for use as an electric storage battery grid or in acidic environments suitably contains from 0.5% to 3.0% Sb, 0.01% to 0.7% As, 0.001% to 0.7% Sn, 0.001% to 0.15% Cu, 0.001% to 0.015% S or 0.001% to 0.05% Se or admixtures thereof and 0.001% to 0.05% of an alkali metal. Battery grids made from the alloy are resistant to electrochemical corrosion, gassing, and grid growth as well as exhibiting improved bend ductility.