EP 4370261 A1 20240522 - IMPROVED FOUNDRY CORE FOR MANUFACTURING A HOLLOW METAL AERONAUTICAL PART
Title (en)
IMPROVED FOUNDRY CORE FOR MANUFACTURING A HOLLOW METAL AERONAUTICAL PART
Title (de)
VERBESSERTER GIESSKERN ZUR HERSTELLUNG EINES HOHLEN AERONAUTISCHEN METALLTEILS
Title (fr)
NOYAU DE FONDERIE AMÉLIORÉ POUR LA FABRICATION DE PIÈCE AÉRONAUTIQUE MÉTALLIQUE CREUSE
Publication
Application
Priority
- FR 2107726 A 20210716
- FR 2022051406 W 20220712
Abstract (en)
[origin: WO2023285766A1] Disclosed is a foundry core (1) for manufacturing a hollow metal aeronautical part, in particular a high-pressure turbine part, by lost-wax casting, comprising a composite material containing, on the one hand, a first phase having formula Mn+1AlCn, where n = 1 to 3 and M is a transition metal selected from the group consisting of titanium and/or niobium and/or molybdenum, and, on the other hand, a second phase having formula Al4C3.
IPC 8 full level
B22C 1/00 (2006.01); B22C 9/04 (2006.01); B22C 9/10 (2006.01); B22C 9/18 (2006.01); B22D 29/00 (2006.01)
CPC (source: EP US)
B22C 1/00 (2013.01 - EP US); B22C 9/04 (2013.01 - EP US); B22C 9/10 (2013.01 - EP US); B22C 9/18 (2013.01 - EP); B22D 29/002 (2013.01 - EP US); B22D 29/003 (2013.01 - EP US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
FR 3125237 A1 20230120; FR 3125237 B1 20230714; CN 117642239 A 20240301; EP 4370261 A1 20240522; US 12121955 B1 20241022; US 2024342787 A1 20241017; WO 2023285766 A1 20230119
DOCDB simple family (application)
FR 2107726 A 20210716; CN 202280049855 A 20220712; EP 22754470 A 20220712; FR 2022051406 W 20220712; US 202218579343 A 20220712