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:
Oct. 20, 1981
Filed:
Feb. 19, 1980
Applicant:
Inventor:
Dieter Oppen, Rodgau, DE;
Assignee:
Hooker Chemicals & Plastics Corp., Madison Heights, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C23F / ;
U.S. Cl.
CPC ...
148-616 ; 106 84 ; 4271261 ; 4271263 ; 4273978 ;
Abstract
A composition and process are useful for imparting a coating to an iron or steel surface which exhibits decorative and improved electrical and corrosion resistance properties. The composition contains an alkali silicate water-glass, an alkali polyphosphate and insoluble chromic oxide pigment. The composition is applied to the surface by conventional techniques and baked in place.