US 12,491,560 B2
Holding tools for preform sintering
Stéphane Roger André Goujard, Moissy-Cramayel (FR); Lucas Mathoux-Heuls, Moissy-Cramayel (FR); Thierry Guy Xavier Tesson, Moissy-Cramayel (FR); Christophe Paul Aupetit, Moissy-Cramayel (FR); and Emilie Lesizza, Moissy-Cramayel (FR)
Assigned to SAFRAN CERAMICS, Le Haillan (FR)
Appl. No. 18/996,648
Filed by SAFRAN CERAMICS, Le Haillan (FR)
PCT Filed Jul. 17, 2023, PCT No. PCT/FR2023/051096
§ 371(c)(1), (2) Date Jan. 17, 2025,
PCT Pub. No. WO2024/018143, PCT Pub. Date Jan. 25, 2024.
Claims priority of application No. 2207570 (FR), filed on Jul. 22, 2022.
Prior Publication US 2025/0256331 A1, Aug. 14, 2025
Int. Cl. B22F 3/00 (2021.01); B22F 3/10 (2006.01); B22F 3/11 (2006.01); B22F 7/00 (2006.01)
CPC B22F 3/003 (2013.01) [B22F 3/114 (2013.01); B22F 7/002 (2013.01); B22F 2003/1042 (2013.01)] 9 Claims
OG exemplary drawing
 
1. An installation for sintering a revolution preform comprising a sintering furnace wherein a load is disposed, wherein the load comprises a revolution preform disposed around at least one holding tool, the at least one holding tool comprising a disk and a crown present on a periphery of the disk, the crown being made of compressible material capable of being eliminated by thermal oxidation, a portion of the preform being in contact with the crown before sintering.