EP 1790746 A1 20070530 - Alloy, protective layer and component
Title (en)
Alloy, protective layer and component
Title (de)
Legierung, Schutzschicht und Bauteil
Title (fr)
Alliage, couche de protection et composant
Publication
Application
Priority
EP 05025683 A 20051124
Abstract (en)
A cobalt alloy comprises (wt.%): nickel (9-11); chromium (22-24); aluminum (11-13); rhenium (1.5-3.5); yttrium, scandium or rare earth metal (0.5-0.7); and cobalt (to 100). Independent claims are also included for the following: (1) a protective layer for protecting a part against corrosion and/or oxidation, especially at high temperatures, comprising an alloy as above; (2) a part, especially of a gas turbine, with a protective layer as above.
IPC 8 full level
C22C 19/07 (2006.01); C22C 30/00 (2006.01)
CPC (source: EP)
C22C 19/07 (2013.01); C23C 4/134 (2016.01); C23C 28/3215 (2013.01); C23C 28/3455 (2013.01); F01D 5/288 (2013.01)
Citation (applicant)
- US 4005989 A 19770201 - PRESTON NOEL BUTTERS
- US 4034142 A 19770705 - HECHT RALPH JULIUS
- WO 9101433 A1 19910207 - ALLIED SIGNAL INC [US]
- EP 1204776 B1 20040602 - SIEMENS AG [DE], et al
- EP 1306454 A1 20030502 - SIEMENS AG [DE]
- EP 1319729 A1 20030618 - SIEMENS AG [DE]
- WO 9967435 A1 19991229 - SIEMENS AG [DE], et al
- WO 0044949 A1 20000803 - SIEMENS AG [DE], et al
- US 6024792 A 20000215 - KURZ WILFRIED [CH], et al
- EP 0892090 A1 19990120 - SULZER INNOTEC AG [CH]
Citation (search report)
- [XA] EP 1380672 A1 20040114 - SIEMENS AG [DE], et al
- [AA] WO 9612049 A1 19960425 - SIEMENS AG [DE], et al
- [DA] EP 1306454 A1 20030502 - SIEMENS AG [DE]
- [A] WO 0172455 A1 20011004 - SULZER METCO US INC [US]
- [A] WO 9845491 A1 19981015 - ALLISON ENGINE CO INC [US]
- [A] EP 0412397 A1 19910213 - SIEMENS AG [DE]
- [A] WO 9902745 A1 19990121 - FLAMETAL S P A [IT], et al
- [A] EP 0652299 A1 19950510 - ROLLS ROYCE PLC [GB], et al
Designated contracting state (EPC)
CH DE FR GB IT LI NL
Designated extension state (EPC)
AL BA HR MK YU
DOCDB simple family (publication)
EP 1790746 A1 20070530; EP 1790746 B1 20101110; DE 502005010521 D1 20101223
DOCDB simple family (application)
EP 05025683 A 20051124; DE 502005010521 T 20051124