Global Patent Index - EP 1927669 B1

EP 1927669 B1 20140820 - Low-density directionally solidified single-crystal superalloys

Title (en)

Low-density directionally solidified single-crystal superalloys

Title (de)

Direktional verdichtete Einkristall-Superlegierungen mit geringer Dichte

Title (fr)

Superalliages monocristallins solidifiés directionnellement à faible densité

Publication

EP 1927669 B1 20140820 (EN)

Application

EP 07380330 A 20071128

Priority

ES 200603079 A 20061201

Abstract (en)

[origin: EP1927669A1] The present invention relates to a low-density nickel-base superalloy comprising the following elements (percent by weight): 7-13% Chromium, 0-16% Cobalt, 2-5% Titanium, 4.5-7% Aluminium, 0-5% Tantalum, 0-2% Hafnium, 0-3% Tungsten, 0-2% Vanadium, 0-5% Molybdenum, 0.06-0.12% Carbon, 0.01-0.03% Boron, 0.005-0.02% Zirconium, nickel and residual impurities, to its use and to the process for obtaining it.

IPC 8 full level

C22C 19/05 (2006.01)

CPC (source: EP ES US)

C22C 19/056 (2013.01 - EP ES US); C22C 19/057 (2013.01 - EP US); C22F 1/10 (2013.01 - ES); F01D 5/286 (2013.01 - ES)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

EP 1927669 A1 20080604; EP 1927669 B1 20140820; AU 2007237291 A1 20080619; CA 2612815 A1 20080601; ES 2269013 A1 20070316; ES 2269013 B2 20071101; ES 2524249 T3 20141204; US 2008240972 A1 20081002

DOCDB simple family (application)

EP 07380330 A 20071128; AU 2007237291 A 20071130; CA 2612815 A 20071128; ES 07380330 T 20071128; ES 200603079 A 20061201; US 94843107 A 20071130