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. 17, 2023
Filed:
Nov. 12, 2019
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Zhongyi Liu, Troy, MI (US);
Bin Hu, Shanghai, CN;
Xiaosong Huang, Novi, MI (US);
Wayne Cai, Troy, MI (US);
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F 9/08 (2006.01); H01M 4/38 (2006.01); B22F 9/10 (2006.01); B01J 2/02 (2006.01); C01B 33/02 (2006.01);
U.S. Cl.
CPC ...
B22F 9/082 (2013.01); B01J 2/02 (2013.01); B22F 9/10 (2013.01); C01B 33/02 (2013.01); H01M 4/386 (2013.01); B22F 2304/10 (2013.01); C01P 2004/61 (2013.01); C01P 2006/40 (2013.01);
Abstract
A multistage centrifugal atomizer comprises an outer shell that contains an inlet port and an outlet port and that encloses a tundish, a first inclined rotating surface and a second inclined rotating surface. The first inclined rotating surface is opposedly disposed to the second inclined rotating surface. The inlet is used to introduce a molten material into the multistage atomizer and the outlet is used to remove ultrafine particles having a D50 of less than 20 micrometers.