EP 2697405 B1 20190731 - SPARK PLUG ELECTRODE MATERIAL AND SPARK PLUG
Title (en)
SPARK PLUG ELECTRODE MATERIAL AND SPARK PLUG
Title (de)
ZÜNDKERZENELEKTRODENMATERIAL UND ZÜNDKERZE
Title (fr)
ALLIAGE POUR ELECTRODE DE BOUGIE D'ALLUMAGEET BOUGIE D'ALLUMAGE
Publication
Application
Priority
- DE 102011007532 A 20110415
- EP 2012052563 W 20120215
Abstract (en)
[origin: WO2012139791A1] The invention relates to a spark plug electrode material containing nickel, silicon, and copper, wherein the electrode material, if used correctly, forms a nickel oxide layer from nickel oxide crystals on at least a part of the surface thereof, wherein the crystal boundary phase of the nickel oxide crystals includes silicon and/or silicon oxide.
IPC 8 full level
C22C 19/00 (2006.01)
CPC (source: EP KR US)
C22C 19/00 (2013.01 - KR); C22C 19/03 (2013.01 - EP US); C22C 19/05 (2013.01 - US); C22F 1/10 (2013.01 - EP US); H01T 13/39 (2013.01 - EP US); H01T 21/02 (2013.01 - EP US)
Citation (examination)
- US 2958598 A 19601101 - DOUGLAS MOGFORD REGINALD
- FR 858196 A 19401119
- DE 102010024488 A1 20111222 - THYSSENKRUPP VDM GMBH [DE]
- SPIEKERMANN P: "LEGIERUNGEN - EIN BESONDERES PATENTRECHTLICHES PROBLEM? - LEGIERUNGSPRUEFUNG IM EUROPAEISCHEN PATENTAMT -", MITTEILUNGEN DER DEUTSCHEN PATENTANWAELTE, HEYMANN, KOLN, DE, 1 January 1993 (1993-01-01), pages 178 - 190, XP000961882, ISSN: 0026-6884
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)
DE 102011007532 A1 20121018; BR 112013026476 A2 20161220; CN 103492595 A 20140101; CN 103492595 B 20170215; EP 2697405 A1 20140219; EP 2697405 B1 20190731; JP 2014516385 A 20140710; JP 5732589 B2 20150610; KR 20140018921 A 20140213; RU 2640699 C1 20180111; US 2014125214 A1 20140508; US 9166380 B2 20151020; WO 2012139791 A1 20121018
DOCDB simple family (application)
DE 102011007532 A 20110415; BR 112013026476 A 20120215; CN 201280018331 A 20120215; EP 12707053 A 20120215; EP 2012052563 W 20120215; JP 2014504218 A 20120215; KR 20137027006 A 20120215; RU 2013150688 A 20120215; US 201214111863 A 20120215