Global Patent Index - EP 3529389 B1

EP 3529389 B1 20200304 - COPPER-ZINC ALLOY

Title (en)

COPPER-ZINC ALLOY

Title (de)

KUPFER-ZINK-LEGIERUNG

Title (fr)

ALLIAGE CUIVRE-ZINC

Publication

EP 3529389 B1 20200304 (DE)

Application

EP 19701767 A 20190102

Priority

  • DE 202018100075 U 20180109
  • EP 2019050005 W 20190102

Abstract (en)

[origin: WO2019137832A1] The invention relates to a copper-zinc alloy for producing electrically conductive components, for example contacts, consisting of: – Cu: 62.5 - 67% by weight, – Sn: 0.25 - 1.0% by weight, – Si: 0.015 - 0.15% by weight, – at least two silicide-forming elements from the group Mn, Fe, Ni and Al with, in each case, at most 0.15% by weight, wherein the sum of these elements does not exceed 0.6% by weight, – Pb: at most 0.1% by weight, – the rest being formed by Zn and also unavoidable impurities.

IPC 8 full level

C22C 9/04 (2006.01)

CPC (source: EP KR US)

B22F 1/054 (2022.01 - KR); C22C 9/04 (2013.01 - EP KR US); C22F 1/08 (2013.01 - KR)

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 202018100075 U1 20190410; BR 112020012537 A2 20201124; CN 111788321 A 20201016; EP 3529389 A1 20190828; EP 3529389 B1 20200304; ES 2780202 T3 20200824; JP 2021509934 A 20210408; JP 7374904 B2 20231107; KR 20200103709 A 20200902; RU 2020115663 A 20220210; RU 2020115663 A3 20220217; US 2020370147 A1 20201126; WO 2019137832 A1 20190718

DOCDB simple family (application)

DE 202018100075 U 20180109; BR 112020012537 A 20190102; CN 201980007349 A 20190102; EP 19701767 A 20190102; EP 2019050005 W 20190102; ES 19701767 T 20190102; JP 2020537635 A 20190102; KR 20207019688 A 20190102; RU 2020115663 A 20190102; US 201916768368 A 20190102