Global Patent Index - EP 1029936 B1

EP 1029936 B1 20030326 - Zinc alloy for production of high quality pieces

Title (en)

Zinc alloy for production of high quality pieces

Title (de)

Zinklegierung zur Hestellung von Teilen hoher Qualität

Title (fr)

Alliage de zinc permettant la réalisation de pièces de haute qualité

Publication

EP 1029936 B1 20030326 (FR)

Application

EP 99403171 A 19991216

Priority

FR 9815904 A 19981216

Abstract (en)

[origin: FR2787470A1] Zinc-aluminum-copper-magnesium alloy, has a relatively high copper content and relatively low aluminum and magnesium content. A novel zinc alloy has the composition (by wt.) 1.8-2.2% Al, 1.5-3.9% Cu, 0.02-0.06% Mg, balance Zn and impurities. Independent claims are also included for the following: (i) a method of producing parts by hot chamber pressure die casting of the above alloy; and (ii) parts produced by hot chamber pressure die casting of the above alloy.

IPC 1-7

C22C 18/02; C22C 18/04

IPC 8 full level

B22D 17/04 (2006.01); C22C 18/02 (2006.01); C22C 18/04 (2006.01)

CPC (source: EP)

B22D 17/04 (2013.01); C22C 18/02 (2013.01); C22C 18/04 (2013.01)

Designated contracting state (EPC)

DE ES FR GB IT

DOCDB simple family (publication)

FR 2787470 A1 20000623; FR 2787470 B1 20020125; DE 69906245 D1 20030430; EP 1029936 A1 20000823; EP 1029936 B1 20030326

DOCDB simple family (application)

FR 9815904 A 19981216; DE 69906245 T 19991216; EP 99403171 A 19991216