Global Patent Index - EP 3031939 B1

EP 3031939 B1 20180411 - NI-GROUP SUPERALLOY STRENGTHENED BY OXIDE-PARTICLE DISPERSION

Title (en)

NI-GROUP SUPERALLOY STRENGTHENED BY OXIDE-PARTICLE DISPERSION

Title (de)

DURCH OXIDPARTIKELDISPERSION VERSTÄRKTE NI-GRUPPEN-SUPERLEGIERUNG

Title (fr)

SUPERALLIAGE À BASE DE NI TYPE RENFORCÉ À DISPERSION DE PARTICULES D'OXYDE

Publication

EP 3031939 B1 20180411 (EN)

Application

EP 14834221 A 20140804

Priority

  • JP 2013162525 A 20130805
  • JP 2014070501 W 20140804

Abstract (en)

[origin: EP3031939A1] An oxide particle dispersion-strengthened Ni-base superalloy includes Ni, 0.1% by weight to 14.0% by weight of Ru, 0.1% by weight to 14.0% by weight of Al, and inevitable impurities and has a crystal structure containing 0.01% by weight to 3.0% by weight of dispersed oxide particles based on the total amount of the superalloy.

IPC 8 full level

C22C 19/03 (2006.01); C22C 19/05 (2006.01)

CPC (source: EP US)

C22C 19/007 (2013.01 - EP US); C22C 19/057 (2013.01 - EP US)

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 3031939 A1 20160615; EP 3031939 A4 20170215; EP 3031939 B1 20180411; JP 2018162522 A 20181018; JP 6552137 B2 20190731; JP WO2015020007 A1 20170302; US 2016160323 A1 20160609; WO 2015020007 A1 20150212

DOCDB simple family (application)

EP 14834221 A 20140804; JP 2014070501 W 20140804; JP 2015530883 A 20140804; JP 2018108341 A 20180606; US 201414909799 A 20140804