Global Patent Index - EP 3661677 A1

EP 3661677 A1 20200610 - METHOD FOR FOAMING METAL IN A LIQUID BATH

Title (en)

METHOD FOR FOAMING METAL IN A LIQUID BATH

Title (de)

VERFAHREN ZUM SCHÄUMEN VON METALL IM FLÜSSIGKEITSBAD

Title (fr)

PROCÉDÉ DE MOUSSAGE DE MÉTAL DANS UN BAIN DE LIQUIDE

Publication

EP 3661677 A1 20200610 (DE)

Application

EP 18773122 A 20180914

Priority

  • DE 102017121513 A 20170915
  • EP 2018074869 W 20180914

Abstract (en)

[origin: WO2019053184A1] The invention relates to a method for producing a metal foam of at least one first metal that contains the main constituent Mg, AI, Pb, Au, Zn, Ti or Fe in a quantity of at least approximately 80 wt. %, in relation to the quantity of the at least one first metal, said method comprising the following steps: (I) providing a semi-finished product comprising a foamable mixture that comprises the at least one first metal and at least one foaming agent, (II) submerging the semi-finished product in a heatable bath comprising a liquid, and (III) heating the semi-finished product in the bath in order to foam the foamable mixture by removing gas from the at least one foaming agent for forming the metal foam. The invention also relates to a metal foam, to a composite material that can be obtained by the method, and to a component comprising the metal foam and/or the composite material.

IPC 8 full level

B22F 3/11 (2006.01); B22F 7/00 (2006.01)

CPC (source: EP KR US)

B22F 3/1125 (2013.01 - EP KR US); B22F 5/10 (2013.01 - KR); B22F 7/006 (2013.01 - EP KR US); C22C 1/0416 (2013.01 - KR); C22C 1/0458 (2013.01 - KR); C22C 1/051 (2013.01 - KR); C22C 1/08 (2013.01 - US); B22F 5/10 (2013.01 - EP); B22F 2203/11 (2013.01 - KR); B22F 2998/10 (2013.01 - US); C22C 1/0416 (2013.01 - EP US); C22C 1/0458 (2013.01 - EP US); C22C 1/083 (2023.01 - US)

Citation (examination)

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)

WO 2019053184 A1 20190321; CA 3077575 A1 20190321; CN 111511488 A 20200807; CN 111511488 B 20230317; DE 102017121513 A1 20190321; EP 3661677 A1 20200610; KR 102498753 B1 20230210; KR 20200079243 A 20200702; KR 20220115821 A 20220818; US 11745262 B2 20230905; US 2020298311 A1 20200924

DOCDB simple family (application)

EP 2018074869 W 20180914; CA 3077575 A 20180914; CN 201880074383 A 20180914; DE 102017121513 A 20170915; EP 18773122 A 20180914; KR 20207010717 A 20180914; KR 20227027362 A 20180914; US 201816646770 A 20180914