Global Patent Index - EP 1420075 B1

EP 1420075 B1 20060222 - Nickel-base superalloy

Title (en)

Nickel-base superalloy

Title (de)

Nickel-Basis-Superlegierung

Title (fr)

Superalliage à base de nickel

Publication

EP 1420075 B1 20060222 (DE)

Application

EP 03104108 A 20031106

Priority

US 29139202 A 20021112

Abstract (en)

[origin: US6706241B1] The invention relates to a nickel-base superalloy for producing single-crystal components. The alloy according to the invention is characterized by the following chemical composition (details in % by weight): 7-13 Cr, 4-10 Co, 0.5-2 Mo, 2-8 W, 4-6 Ta, 3-6 Al, 1-4 Ti, 0.1-6 Ru, 0.01-0.5 Hf, 0.001-0.15 Si, 0-700 ppm C, 0-300 ppm B, remainder Ni and production-related impurities.

IPC 8 full level

C22C 19/05 (2006.01); F01D 5/28 (2006.01); C30B 11/00 (2006.01); C30B 29/52 (2006.01); F02C 7/00 (2006.01)

CPC (source: EP US)

C22C 19/056 (2013.01 - EP US); C22C 19/057 (2013.01 - EP US)

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

US 6706241 B1 20040316; DE 50302468 D1 20060427; EP 1420075 A1 20040519; EP 1420075 B1 20060222; JP 2004285472 A 20041014; JP 4523264 B2 20100811

DOCDB simple family (application)

US 29139202 A 20021112; DE 50302468 T 20031106; EP 03104108 A 20031106; JP 2003383045 A 20031112