Global Patent Index - EP 2637820 A1

EP 2637820 A1 20130918 - COBALT-BASED ALLOY COMPRISING GERMANIUM AND METHOD FOR SOLDERING

Title (en)

COBALT-BASED ALLOY COMPRISING GERMANIUM AND METHOD FOR SOLDERING

Title (de)

KOBALTBASIERTE LEGIERUNG MIT GERMANIUM UND VERFAHREN ZUM LÖTEN

Title (fr)

ALLIAGES À BASE DE COBALT ET CONTENANT DE GERMANIUM, ET PROCÉDÉ DE BRASAGE

Publication

EP 2637820 A1 20130918 (DE)

Application

EP 11796658 A 20111206

Priority

  • EP 11150953 A 20110114
  • EP 2011071846 W 20111206
  • EP 11796658 A 20111206

Abstract (en)

[origin: EP2476506A1] A cobalt-based alloy comprises (in wt.%) nickel (7.0-9.0, preferably 7.5-8.5), chromium (17-21, preferably 18.0-20.5), tungsten (5.0-6.5, preferably 5.1-6.1), tantalum (2.0-4.0, preferably 2.5-3.2), titanium (0.1-0.3, preferably 0.2), germanium (13-27, preferably 14-26), carbon (18-22, preferably 0.4-0.6) and zirconium (0.2-0.7, preferably 0.3-0.6). The alloy optionally contains molybdenum, iron or manganese as impurities. An independent claim is included for method for repairing a substrate, in particular a nickel-based substrate.

IPC 8 full level

B23K 35/30 (2006.01); C22C 19/07 (2006.01)

CPC (source: EP US)

B23K 35/3046 (2013.01 - EP US); C22C 19/07 (2013.01 - EP US)

Citation (search report)

See references of WO 2012095221A1

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

DOCDB simple family (publication)

EP 2476506 A1 20120718; EP 2637820 A1 20130918; US 2013299562 A1 20131114; US 8763885 B2 20140701; WO 2012095221 A1 20120719

DOCDB simple family (application)

EP 11150953 A 20110114; EP 11796658 A 20111206; EP 2011071846 W 20111206; US 201113978727 A 20111206