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:
Jul. 15, 2025
Filed:
Dec. 21, 2020
Applicant:
Heraeus Deutschland Gmbh & Co. KG, Hanau, DE;
Inventors:
Christoph Röhlich, Hanau, DE;
Bernhard Bauer-Siebenlist, Hanau, DE;
Holger Winkler, Hanau, DE;
Karl Bernhard Friedrich, Aachen, DE;
Diana Caroline Vieten, Aachen, DE;
Assignee:
HERAEUS DEUTSCHLAND GMBH & CO. KG, Hanau, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22B 11/02 (2006.01); C22B 11/00 (2006.01); C22C 1/02 (2006.01); C22C 9/00 (2006.01);
U.S. Cl.
CPC ...
C22C 9/00 (2013.01); C22B 11/00 (2013.01); C22B 11/021 (2013.01); C22C 1/02 (2013.01);
Abstract
A method for producing a collector alloy comprising 25 to 100 wt % precious metal in total, comprising 0 to <97 wt % of the precious metal silver, 0 to 75 wt % of at least one precious metal selected from gold, platinum, rhodium and palladium, and 0 to 75 wt % of at least one non-precious metal selected from copper, iron, tin and nickel, or for producing pure silver, comprising the steps of: