Global Patent Index - EP 3070182 A1

EP 3070182 A1 20160921 - WHITE-GOLD ALLOY

Title (en)

WHITE-GOLD ALLOY

Title (de)

WEISSGOLDLEGIERUNG

Title (fr)

ALLIAGE D'OR GRIS

Publication

EP 3070182 A1 20160921 (FR)

Application

EP 15159421 A 20150317

Priority

EP 15159421 A 20150317

Abstract (en)

[origin: US2016273077A1] A grey gold alloy which is nickel-free, cobalt-free, iron-free, silver-free, copper-free, zirconium-free, niobium-free, chromium-free and manganese-free, including, expressed in weight percent, from 75.0 to 76.5% of Au, from 15 to 23% of Pd, from 0.5 to 5% of Rh, from 0 to 7% of Pt, and from 0 to 5% of at least one of the alloying elements Ir, Ru, Ti, In, Ga, B and Re, the respective percentages of all the alloying elements adding up to 100%.

Abstract (fr)

L'invention se rapporte à un alliage d'or gris sans nickel, sans cobalt, sans fer, sans argent, sans cuivre, sans zirconium, sans niobium, sans chrome et sans manganèse, comprenant, exprimé en poids, de 75,0 à 76,5 % d'Au, de 15 à 23 % de Pd, de 0.5 à 5 % de Rh, de 0 à 7 % de Pt, et de 0 à 5% d'au moins un des éléments d'addition Ir, Ru, Ti, In, Ga, B et Re, les pourcentages respectifs de l'ensemble des éléments de l'alliage se complétant jusqu'à 100%.

IPC 8 full level

C22C 5/02 (2006.01)

CPC (source: CN EP US)

A44C 5/00 (2013.01 - US); A44C 5/18 (2013.01 - US); A44C 27/003 (2013.01 - US); C22C 1/02 (2013.01 - EP US); C22C 5/02 (2013.01 - CN EP US); G04B 37/22 (2013.01 - US)

Citation (applicant)

Citation (search report)

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

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 3070182 A1 20160921; EP 3070182 B1 20170830; CN 105986142 A 20161005; CN 105986142 B 20180914; JP 2016172925 A 20160929; JP 2018048409 A 20180329; JP 6280580 B2 20180214; JP 6827909 B2 20210210; RU 2016109478 A 20170921; RU 2016109478 A3 20190909; US 11591672 B2 20230228; US 2016273077 A1 20160922

DOCDB simple family (application)

EP 15159421 A 20150317; CN 201610146929 A 20160315; JP 2016046671 A 20160310; JP 2017222556 A 20171120; RU 2016109478 A 20160316; US 201615052011 A 20160224