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. 01, 2001
Filed:
Jun. 16, 2000
Applicant:
Inventor:
Reddi Satyanarayana, Irvine, CA (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23F 1/300 ;
U.S. Cl.
CPC ...
C23F 1/300 ;
Abstract
Apparatus, compositions and methods provide cathodic protection to a structure by placing an anode layer (,) directly between the structure (,) and its underlying foundation (,). Structures contemplated to be protected in this manner include especially very large structures such as above ground storage tanks. In one aspect of preferred embodiments, the anode layer (,) comprises sheets of at least 85% aluminum with other alloying elements such as magnesium (0.05 to 6%), zinc (0.1 to 8%), indium (0.005 to 0.03%) and tin (0.05 to 0.2%) added for the purposes of optimizing current yield, polarization and ease of manufacturing the sheet.