US 12,270,306 B2
Engine component with abradable material and treatment
Neelesh Sarawate, Pleasanton, CA (US); Stephan Priebe, Niskayuna, NY (US); and Wojciech Sak, Evendale, OH (US)
Assigned to General Electric Company, Evendale, OH (US)
Filed by General Electric Company, Schenectady, NY (US)
Filed on Dec. 15, 2021, as Appl. No. 17/552,294.
Prior Publication US 2023/0184125 A1, Jun. 15, 2023
Int. Cl. F01D 11/12 (2006.01); F01D 25/24 (2006.01)
CPC F01D 11/122 (2013.01) [F01D 25/24 (2013.01); F05D 2230/31 (2013.01); F05D 2230/90 (2013.01); F05D 2240/14 (2013.01); F05D 2240/55 (2013.01); F05D 2250/294 (2013.01); F05D 2300/6111 (2013.01)] 22 Claims
OG exemplary drawing
 
14. An engine component comprising:
substrate means;
abradable means positioned on the substrate means; and
treatment means, wherein the treatment means include a groove recessed into the substrate means having the abradable means positioned thereon, the groove including a closed end within the substrate means, an open end opposite the closed end, the open end positioned in the abradable means, and lateral walls defined between the open end and the closed end, wherein a distance between the lateral walls is the same from the open end to the closed end.