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:
Dec. 06, 1983
Filed:
Apr. 30, 1982
Applicant:
Inventors:
Dieter Hauffe, Frankfurt, DE;
Gerhard Muller, Hanau, DE;
Werner Rausch, Oberursel, DE;
Gudrun Volling, Frankfurt am Main, DE;
Assignee:
Occidental Chemical Corporation, Warren, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23F / ; C23F / ; C25D / ; C25D / ;
U.S. Cl.
CPC ...
2041 / ; 2041 / ; 2041 / ; 148 / ;
Abstract
A process for the phosphatizing of metals, particularly iron, steel and zinc, in which the metal is contacted with acidic aqueous zinc phosphate solutions, containing an oxidizing agent, which contain