Global Patent Index - EP 0948658 A1

EP 0948658 A1 19991013 - TiAl ALLOY AND ITS USE

Title (en)

TiAl ALLOY AND ITS USE

Title (de)

TiAl-LEGIERUNG UND IHRE VERWENDUNG

Title (fr)

ALLIAGE TiAl ET SON APPLICATION

Publication

EP 0948658 A1 19991013 (DE)

Application

EP 97948908 A 19971110

Priority

  • DE 19646361 A 19961109
  • EP 9706222 W 19971110

Abstract (en)

[origin: WO9821375A1] The invention relates to a TiAl alloy with 0.1 to 0.5 at % Si and 0.5 to 0.4 at % Mo as well as the use of said alloy as material for the production of semi-finished products hot shaped in temperatures ranging from 1,100 to 1,350 DEG C, specially extruded semi-finished products and of final products resulting therefrom with a yield stress of at least 700 MPa at ambient temperature, specially of admission and exhaust valves for combustion engines.

IPC 1-7

C22C 14/00; C22C 21/00

IPC 8 full level

C22C 14/00 (2006.01)

CPC (source: EP)

C22C 14/00 (2013.01)

Citation (search report)

See references of WO 9821375A1

Designated contracting state (EPC)

AT ES FR GB IT SE

DOCDB simple family (publication)

WO 9821375 A1 19980522; AT E250148 T1 20031015; DE 19748874 A1 19980514; DE 19748874 C2 20000323; EP 0948658 A1 19991013; EP 0948658 B1 20030917; ES 2207755 T3 20040601

DOCDB simple family (application)

EP 9706222 W 19971110; AT 97948908 T 19971110; DE 19748874 A 19971106; EP 97948908 A 19971110; ES 97948908 T 19971110