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. 29, 1976
Filed:
Sep. 06, 1974
Applicant:
Inventor:
Robert Eric Binns, Abington, PA (US);
Assignee:
Amchem Products, Inc., Ambler, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C23F / ;
U.S. Cl.
CPC ...
148-6 ; 148 / ; 148 / ; 148 / ; 106 14 ; 106299 ;
Abstract
A metal surface upon which a conversion coating has already been formed, is treated by contacting the surface with an aqueous solution consisting of a soluble zirconium containing compound, thereby improving the qualities of the conversion coating.