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:
Sep. 21, 1993
Filed:
Jan. 07, 1992
Applicant:
Inventors:
Gerald Maresch, Modling, AT;
Ulrich Krupicka, Vienna, AT;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D / ;
U.S. Cl.
CPC ...
205141 ; 205227 ; 205305 ;
Abstract
In a process for the electrolytic zinc coating of high-grade steel on one and two sides, the latter is connected as a cathode in the form of a high-grade steel strip in a galvanic cell, and metallic zinc is deposited on the high-grade steel strip from an aqueous solution of a zinc salt with a pH value of 1.0 to 2.5, preferably 1.5 to 2.0, as a result of which a contact corrosion with zinc-coated metal sheet is avoided, which is particularly important in the motor-car industry.