Global Patent Index - EP 4193811 A1

EP 4193811 A1 20230614 - ELECTRODE FOR A PLASMA CUTTING TORCH, ASSEMBLY HAVING SAID ELECTRODE, PLASMA CUTTING TORCH HAVING SAID ELECTRODE, AND METHOD FOR PLASMA CUTTING

Title (en)

ELECTRODE FOR A PLASMA CUTTING TORCH, ASSEMBLY HAVING SAID ELECTRODE, PLASMA CUTTING TORCH HAVING SAID ELECTRODE, AND METHOD FOR PLASMA CUTTING

Title (de)

ELEKTRODE FÜR EINEN PLASMASCHNEIDBRENNER, ANORDNUNG MIT DERSELBEN, PLASMASCHNEIDBRENNER MIT DERSELBEN SOWIE VERFAHREN ZUM PLASMASCHNEIDEN

Title (fr)

ÉLECTRODE POUR UN CHALUMEAU DE DÉCOUPE AU PLASMA, ENSEMBLE DOTÉ DE LADITE ÉLECTRODE, CHALUMEAU DE DÉCOUPE AU PLASMA MUNI DE LADITE ÉLECTRODE ET PROCÉDÉ DE DÉCOUPE AU PLASMA

Publication

EP 4193811 A1 20230614 (DE)

Application

EP 21798270 A 20210729

Priority

  • DE 102020120676 A 20200805
  • DE 102020125073 A 20200925
  • DE 2021100652 W 20210729

Abstract (en)

[origin: WO2022028648A1] The invention relates to an electrode for a plasma cutting torch, comprising an electrode holder and an emission insert, which are frictionally, interlockingly and/or integrally joined to each other, characterized in that the emission insert is made of an alloy at least of tungsten and at least one of the following elements or compounds: zirconium and/or hafnium and/or zirconium oxide and/or hafnium oxide; to an assembly having said electrode; to a plasma cutting torch having said electrode; and to a method for plasma cutting.

IPC 8 full level

H05H 1/34 (2006.01)

CPC (source: EP)

H05H 1/3442 (2021.05); H05H 1/3478 (2021.05)

Citation (search report)

See references of WO 2022028648A1

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

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

DE 102020125073 A1 20220210; CN 116195370 A 20230530; EP 4193811 A1 20230614; WO 2022028648 A1 20220210

DOCDB simple family (application)

DE 102020125073 A 20200925; CN 202180057632 A 20210729; DE 2021100652 W 20210729; EP 21798270 A 20210729