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:
Nov. 18, 1997
Filed:
Aug. 22, 1995
Applicant:
Inventors:
Margit Fleischhacker-Jeworrek, Usingen, DE;
Dieter Jentsch, Wardenburg/Achternmeer, DE;
Klaus Wittel, Frankfurt, DE;
Assignee:
Metallgesellschaft Aktiengesellschaft, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
148261 ; 148262 ;
Abstract
Disclosed is a process in which a phosphate layer is formed on a metal surface in preparation for the subsequent application of a vitreous enamel coating, wherein a phosphating solution is used which contains essentially nickel and/or cobalt as a layer-forming cation in amounts of 0.5 to 3 g/l as well as
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Fleischhacker-Jeworrek, Margit. (1997). Preparation of metal surfaces for vitreous enameling (U.S. Patent No. 5688340). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5688340
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile