EP 3656245 A1 20200527 - ITEM OF JEWELLERY OR WATCH WITH GOLD ALLOY BASE COMPRISING AT LEAST 990 PER MILLE GOLD BY WEIGHT
Title (en)
ITEM OF JEWELLERY OR WATCH WITH GOLD ALLOY BASE COMPRISING AT LEAST 990 PER MILLE GOLD BY WEIGHT
Title (de)
UHR- ODER SCHMUCKARTIKEL AUF DER BASIS EINER GOLDLEGIERUNG, DIE MINDESTENS 990 GEWICHTSPROMILLE GOLD ENTHÄLT
Title (fr)
ARTICLE D'HORLOGERIE OU DE JOAILLERIE A BASE D'UN ALLIAGE D'OR COMPRENANT AU MOINS 990 POUR MILLE EN POIDS D'OR
Publication
Application
Priority
EP 18208376 A 20181126
Abstract (fr)
La présente invention concerne un article d'horlogerie ou de joaillerie comprenant un alliage d'or, ledit alliage comprenant :- au moins 990 ‰ en poids d'or,- une quantité supérieure à 0 ‰ et inférieure ou égale à 10 ‰ de deux éléments d'alliage :* un premier élément d'alliage choisi parmi le silicium, l'yttrium, le titane, le germanium, et leurs mélanges, et* un deuxième élément d'alliage choisi parmi l'étain, le germanium, et leur mélange.
IPC 8 full level
A44C 27/00 (2006.01); C22C 1/02 (2006.01); C22C 5/02 (2006.01); C22F 1/14 (2006.01)
CPC (source: EP)
C22C 1/02 (2013.01); C22C 5/02 (2013.01); C22F 1/14 (2013.01); A44C 27/003 (2013.01)
Citation (applicant)
EP 0685565 A1 19951206 - MITSUBISHI MATERIALS CORP [JP]
Citation (search report)
- [XI] EP 0882805 A1 19981209 - MITSUBISHI MATERIALS CORP [JP]
- [X] JP H093570 A 19970107 - MITSUBISHI MATERIALS CORP
- [X] JP 2003328059 A 20031119 - MATSUDA SANGYO CO LTD
- [X] JP S63145729 A 19880617 - NITTETSU MICRO METAL KK
- [X] JP S6030158 A 19850215 - SUMITOMO METAL MINING CO
- [X] ASTM ASTM: "ASTM Standard B562", STANDARD SPECIFICATION FOR REFINED GOLD, 31 December 2005 (2005-12-31), West Conshohocken, PA, XP055562362, Retrieved from the Internet <URL:http://web.askewindustrial.com/ASTM/B562.pdf> [retrieved on 20190227], DOI: 10.1520/B0562-95R05
- [X] VIVEK CHIDAMBARAM ET AL: "Development of Au-Ge based candidate alloys as an alternative to high-lead content solders", JOURNAL OF ALLOYS AND COMPOUNDS., vol. 490, no. 1-2, 23 October 2009 (2009-10-23), CH, pages 170 - 179, XP055562623, ISSN: 0925-8388, DOI: 10.1016/j.jallcom.2009.10.108
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)
DOCDB simple family (application)
EP 18208376 A 20181126