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. 19, 1979
Filed:
Oct. 11, 1977
Applicant:
Inventors:
Ranna K Hebbar, Roosevelt, NJ (US);
M Vikram Rao, Princeton Junction, NJ (US);
George S Foerster, Hightstown, NJ (US);
Assignee:
N L Industries, Inc., New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C22F / ;
U.S. Cl.
CPC ...
7516 / ; 429226 ;
Abstract
An electric storage battery grid made from an improved low antimonial content lead alloy is disclosed. The battery grid can be used to manufacture maintenance free lead acid storage batteries. The alloy has an improved combination of low gassing rate and hardness, castability and pasteability and contains less than 2.0%, i.e. approximately 1.3 to 1.9 weight percent antimony, 0.05 to 0.45 percent arsenic and 0.02 to 0.5 weight percent tin as well as small amounts of copper and sulfur.