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:
Jan. 09, 2001
Filed:
May. 06, 1998
Applicant:
Inventors:
Leonid N. Shekhter, Newton, MA (US);
Terrance B. Tripp, Westboro, MA (US);
Leonid L. Lanin, Belmont, MA (US);
Assignee:
H. C. Starck, Inc., Newton, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F 9/22 ;
U.S. Cl.
CPC ...
B22F 9/22 ;
Abstract
Metal powder from the group Ta, Nb, Ti, Mo, W, V, Zr, Hf preferrably Ta or Nb, is made in a fine powder form by reduction of metal oxide by contact with a gaseous reducing agent, preferrably an alkaline earth metal, to near complete reduction, leaching, further deoxidation and agglomeration, the powder so produced being sinterable to capacitor anode form and processable to other usages.
Shekhter, Leonid. (2001). Method for producing tantallum/niobium metal powders by the reduction of their oxides with gaseous magnesium (U.S. Patent No. 6171363). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6171363
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile