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.

Date of Patent:
Aug. 27, 2019

Filed:

Apr. 08, 2016
Applicant:

Urban Mining Company, Austin, TX (US);

Inventors:

Miha Zakotnik, Austin, TX (US);

Walter Del Pozzo, Smethwick, GB;

Assignee:

Urban Mining Company, Perryville, MD (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 41/02 (2006.01); B22F 3/12 (2006.01); H01F 1/057 (2006.01); C22C 1/04 (2006.01); B22F 9/08 (2006.01); C22C 33/02 (2006.01); B22F 3/16 (2006.01); B22F 3/24 (2006.01); B22F 9/02 (2006.01); B22F 9/04 (2006.01); C22C 38/00 (2006.01); C22C 38/06 (2006.01); C22C 38/10 (2006.01); C22C 38/14 (2006.01); C22C 38/16 (2006.01); H01F 1/03 (2006.01); H01F 7/02 (2006.01); C22C 28/00 (2006.01); B22F 1/00 (2006.01);
U.S. Cl.
CPC ...
H01F 41/0266 (2013.01); B22F 3/16 (2013.01); B22F 3/24 (2013.01); B22F 9/023 (2013.01); B22F 9/04 (2013.01); B22F 9/08 (2013.01); C22C 1/0441 (2013.01); C22C 28/00 (2013.01); C22C 33/0278 (2013.01); C22C 38/002 (2013.01); C22C 38/005 (2013.01); C22C 38/06 (2013.01); C22C 38/10 (2013.01); C22C 38/14 (2013.01); C22C 38/16 (2013.01); H01F 1/0306 (2013.01); H01F 1/0577 (2013.01); H01F 7/021 (2013.01); H01F 41/0293 (2013.01); B22F 1/0055 (2013.01); B22F 2009/048 (2013.01); B22F 2998/10 (2013.01); C22C 2202/02 (2013.01);
Abstract

This disclosure is directed to methods for creating recycled Nd—Fe—B type permanent magnets, the methods comprising homogenizing a first population of particles of a rare earth transitional elemental additive with a second population of particles of a magnetic material, wherein the nature of the rare earth transitional elemental additive and the magnetic material are described herein. Additional steps may include compressing the population of homogenized particles together to form a green body, and heating the green body at a temperature and for a time sufficient to sinter the green body into a sintered body. Compositions resulting from these methods are also within the scope of the disclosure.


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