US 12,331,382 B2
Sintered alloy articles and methods of making the same
Martin G. Perez, Latrobe, PA (US); Paul D. Prichard, Greensburg, PA (US); Matthew Yao, Belleville (CA); John Skwara, Latrobe, PA (US); Abdelhakim Belhadjhamida, Kingston (CA); Kevin M. Gamble, Latrobe, PA (US); and Michael J. Meyer, Irwin, PA (US)
Assigned to KENNAMETAL INC., Latrobe, PA (US)
Filed by Kennametal Inc., Latrobe, PA (US)
Filed on May 6, 2019, as Appl. No. 16/404,011.
Prior Publication US 2020/0353537 A1, Nov. 12, 2020
Int. Cl. C22C 19/07 (2006.01); B22F 10/14 (2021.01); B22F 10/34 (2021.01); B29C 64/165 (2017.01); B33Y 10/00 (2015.01); B33Y 70/00 (2020.01); B33Y 80/00 (2015.01); B22F 10/28 (2021.01); B29K 505/08 (2006.01)
CPC C22C 19/07 (2013.01) [B22F 10/14 (2021.01); B22F 10/34 (2021.01); B29C 64/165 (2017.08); B33Y 10/00 (2014.12); B33Y 70/00 (2014.12); B22F 10/28 (2021.01); B22F 2301/15 (2013.01); B29K 2505/08 (2013.01); B33Y 80/00 (2014.12)] 13 Claims
OG exemplary drawing
 
1. An article comprising:
sintered powder cobalt-based alloy having chromium carbide precipitates dispersed therein, the chromium carbide precipitates having an average size less than 4 μm.