Global Patent Index - EP 1159469 A1

EP 1159469 A1 2001-12-05 - IMPREGNATED GRAPHITE CATHODE FOR ELECTROLYSIS OF ALUMINIUM

Title (en)

IMPREGNATED GRAPHITE CATHODE FOR ELECTROLYSIS OF ALUMINIUM

Title (de)

IMPRÄGNIERTE GRAPHITKATHODE FÜR DIE ALUMINIUM-ELEKTROLYSE

Title (fr)

CATHODE GRAPHITE IMPREGNEE POUR L'ELECTROLYSE DE L'ALUMINIUM

Publication

EP 1159469 A1 (FR)

Application

EP 00901692 A

Priority

  • FR 0000233 W
  • FR 9901322 A

Abstract (en)

[origin: FR2789093A1] The invention concerns a cathode (3) containing, in the porosity of its structure, a carbon product cured at less than 1600 DEG C thereby increasing resistance to erosion by protecting the graphite binder.

IPC 1-7 (main, further and additional classification)

C25C 3/08

IPC 8 full level (invention and additional information)

C01B 31/04 (2006.01); C25C 3/08 (2006.01)

CPC (invention and additional information)

C25C 3/08 (2013.01)

Citation (third parties)

Third party :

  • EP 0132647 A2 19850213 - SIGRI ELEKTROGRAPHIT GMBH [DE]
  • WINNACKER - KÜCHLER: "CHEMISCHE TECHNOLOGIE, BAND 3, ANORGANISCHE TECHNOLOGIE II", vol. 4, 1983, CARL HANSER VERLAG, MÜNCHEN, article KLEINSCHMITT H. ET AL: "Kohlenstoffprodukte", pages: 278 - 300, XP002950081
  • See also references of WO 0046427A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

FR 2789093 A1 20000804; FR 2789093 B1 20010309; AT 264930 T 20040515; AU 2301300 A 20000825; AU 777442 B2 20041014; BR 0007916 A 20011127; CA 2361613 A1 20000810; CA 2361613 C 20041214; CN 1245536 C 20060315; CN 1339071 A 20020306; DE 60010061 D1 20040527; DE 60010061 T2 20050428; EP 1159469 A1 20011205; EP 1159469 B1 20040421; ES 2215022 T3 20041001; IS 6025 A 20010727; JP 2002538294 A 20021112; MX PA01007828 A 20030604; NO 20013776 A 20011001; NO 20013776 D0 20010801; PL 350237 A1 20021118; RU 2245396 C2 20050127; US 6723212 B1 20040420; WO 0046427 A1 20000810; ZA 200106313 B 20021220

INPADOC legal status


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