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. 24, 2018
Filed:
Sep. 24, 2005
Applicants:
Helmut Haas, Schladen-Beuchte, DE;
Ulrich Bartmann, Goslar, DE;
Christoph Schnitter, Holle, DE;
Elisabeth Droste, Goslar, DE;
Inventors:
Helmut Haas, Schladen-Beuchte, DE;
Ulrich Bartmann, Goslar, DE;
Christoph Schnitter, Holle, DE;
Elisabeth Droste, Goslar, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 27/02 (2006.01); B22F 9/20 (2006.01); H01G 9/052 (2006.01); B22F 9/22 (2006.01); C22B 4/08 (2006.01); C22B 5/10 (2006.01); C22B 5/14 (2006.01); C22B 5/18 (2006.01); C22B 34/12 (2006.01);
U.S. Cl.
CPC ...
H01G 9/0525 (2013.01); B22F 9/22 (2013.01); C22B 4/08 (2013.01); C22B 5/10 (2013.01); C22B 5/14 (2013.01); C22B 5/18 (2013.01); C22B 34/1209 (2013.01); B22F 2998/10 (2013.01);
Abstract
The present invention relates to a process for the deoxidation of valve metal primary powders by means of reducing metals and/or metal hydrides, and a process for the production of tantalum powders that are suitable as anode material for electrolytic capacitors.