Title:
COMPOSITION FOR AN ABRADABLE SEAL FOR A TURBOMACHINE
Document Type and Number:
WIPO Patent Application WO/2024/099721
Kind Code:
A1
Abstract:
The invention proposes a composition for an abradable seal (38) for a compressor (4), the composition comprising a metal phase and a non-metal phase, the non-metal phase constituting 5 to 50% of the total weight of the composition, the metal phase comprising, by weight: 45% to 80% aluminum; 10% to 45% nickel; 5% to 20% cobalt or chromium; and 1 to 5% copper, magnesium, manganese or zirconium. The invention also relates to a process for manufacturing the seal and to a turbomachine comprising said seal.
Inventors:
SCHUSTER LAURENT (BE)
Application Number:
PCT/EP2023/079011
Publication Date:
May 16, 2024
Filing Date:
October 18, 2023
Export Citation:
Assignee:
SAFRAN AERO BOOSTERS (BE)
International Classes:
F01D11/12
Foreign References:
| EP3444443A1 | 2019-02-20 | |||
| US20160146034A1 | 2016-05-26 | |||
| EP3023511A1 | 2016-05-25 | |||
| EP3444443A1 | 2019-02-20 | |||
| EP1010861A2 | 2000-06-21 |
Attorney, Agent or Firm:
LECOMTE & PARTNERS (LU)
Download PDF: