Global Patent Index - EP 2673399 A2

EP 2673399 A2 20131218 - CATHODE BLOCK HAVING A COVER LAYER THAT CONTAINS A HARD MATERIAL

Title (en)

CATHODE BLOCK HAVING A COVER LAYER THAT CONTAINS A HARD MATERIAL

Title (de)

KATHODENBLOCK MIT EINER HARTSTOFF ENTHALTENDEN DECKSCHICHT

Title (fr)

BLOC CATHODIQUE À COUCHE DE COUVERTURE CONTENANT UNE SUBSTANCE DURE

Publication

EP 2673399 A2 20131218 (DE)

Application

EP 12702278 A 20120206

Priority

  • DE 102011004014 A 20110211
  • EP 2012051961 W 20120206

Abstract (en)

[origin: WO2012107401A2] A cathode block for an aluminum electrolytic cell comprises a primary layer and a cover layer arranged thereon, the primary layer containing graphite and the cover layer being composed of a carbon composite material which contains 15 to less than 50% by weight of a hard material having a melting point of at least 1.000°C.

IPC 8 full level

C25C 3/08 (2006.01)

CPC (source: EP)

C25C 3/08 (2013.01)

Citation (search report)

See references of WO 2012107401A2

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)

WO 2012107401 A2 20120816; WO 2012107401 A3 20121011; CA 2826604 A1 20120816; CA 2826604 C 20161108; CN 103443331 A 20131211; DE 102011004014 A1 20120816; EP 2673399 A2 20131218; JP 2014505177 A 20140227; RU 2013141533 A 20150320; RU 2584097 C2 20160520; UA 110367 C2 20151225

DOCDB simple family (application)

EP 2012051961 W 20120206; CA 2826604 A 20120206; CN 201280015235 A 20120206; DE 102011004014 A 20110211; EP 12702278 A 20120206; JP 2013552924 A 20120206; RU 2013141533 A 20120206; UA A201310889 A 20120206