EP 4217331 A1 20230802 - CERAMIC ARTICLE
Title (en)
CERAMIC ARTICLE
Title (de)
KERAMISCHER GEGENSTAND
Title (fr)
ARTICLE EN CERAMIQUE
Publication
Application
Priority
- EP 20198345 A 20200925
- EP 2021071130 W 20210728
Abstract (en)
[origin: WO2022063462A1] The invention relates to an article made of a material consisting of a plurality of ceramic phases, said material comprising: - a majority-ceramic phase comprising nitrides and/or carbonitrides of one or more elements chosen among Ti, Zr, Hf, V, Nb, and Ta, the majority-ceramic phase being present in a percentage by weight of between 60 and 98%, - a single minority-ceramic phase formed from zirconium and/or aluminium silicide, the minority-ceramic phase being present in its entirety in a percentage by weight of between 2 and 40%. The present invention also relates to the method for manufacturing this article.
IPC 8 full level
C04B 35/58 (2006.01); A44C 5/00 (2006.01)
CPC (source: EP US)
C04B 35/58007 (2013.01 - EP); C04B 35/58014 (2013.01 - EP); C04B 35/58021 (2013.01 - EP US); C04B 35/58028 (2013.01 - EP); C04B 35/58035 (2013.01 - EP); C04B 35/64 (2013.01 - US); C04B 2235/3217 (2013.01 - EP US); C04B 2235/3244 (2013.01 - EP US); C04B 2235/3839 (2013.01 - EP); C04B 2235/3843 (2013.01 - EP); C04B 2235/3847 (2013.01 - EP US); C04B 2235/3856 (2013.01 - EP US); C04B 2235/3886 (2013.01 - EP US); C04B 2235/3891 (2013.01 - EP US); C04B 2235/6567 (2013.01 - EP US); C04B 2235/80 (2013.01 - EP); C04B 2235/96 (2013.01 - EP); C04B 2235/9653 (2013.01 - EP); C04B 2235/9661 (2013.01 - US)
Citation (search report)
See references of WO 2022063462A1
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)
EP 3974405 A1 20220330; CN 115988974 A 20230418; EP 4217331 A1 20230802; JP 2023537425 A 20230831; US 2023295053 A1 20230921; WO 2022063462 A1 20220331
DOCDB simple family (application)
EP 20198345 A 20200925; CN 202180053191 A 20210728; EP 2021071130 W 20210728; EP 21742675 A 20210728; JP 2023511635 A 20210728; US 202118017567 A 20210728