EP 2978867 B1 20170419 - ALLOY FOR THE PRODUCTION OF JEWELS
Title (en)
ALLOY FOR THE PRODUCTION OF JEWELS
Title (de)
LEGIERUNG FÜR DIE HERSTELLUNG VON JUWELEN
Title (fr)
ALLIAGE POUR LA PRODUCTION DE BIJOUX
Publication
Application
Priority
- IT VI20130084 A 20130326
- IB 2014000408 W 20140320
Abstract (en)
[origin: WO2014155178A1] The invention concerns an alloy for the production of jewels, constituted by: 4 - 10%, preferably 5 - 10%, more preferably 6 - 10% zinc by weight; 0.1 - 4.3% gold by weight; 8 - 20% copper by weight; 1 - 6% indium by weight; 0 - 4.3% platinum by weight; 0 - 4.3% palladium by weight; 0 - 10%, preferably 0 - 1.5% by weight of a combination of nickel and rhodium preferably with a weight ratio of 1:1; 0 - 0.5% by weight of auxiliary elements, in particular one or more metals selected among iridium, germanium, silicon, osmium, tin and gallium, wherein the rest is constituted by silver. The invention also concerns a use of the alloy according to the invention for the production of items, in particular jewels or trinkets, and it also concerns items, in particular jewels or trinkets, produced from the alloy.
IPC 8 full level
C22C 5/06 (2006.01)
CPC (source: EP)
C22C 5/06 (2013.01)
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)
WO 2014155178 A1 20141002; EP 2978867 A1 20160203; EP 2978867 B1 20170419; ES 2629909 T3 20170816; IT VI20130084 A1 20140927; PL 2978867 T3 20171031
DOCDB simple family (application)
IB 2014000408 W 20140320; EP 14720688 A 20140320; ES 14720688 T 20140320; IT VI20130084 A 20130326; PL 14720688 T 20140320