Global Patent Index - EP 1754236 A1

EP 1754236 A1 20070221 - USE OF HIGH PERFORMANCE DIELECTRIC OIL IN HIGH VOLTAGE ELECTRICAL EQUIPMENT

Title (en)

USE OF HIGH PERFORMANCE DIELECTRIC OIL IN HIGH VOLTAGE ELECTRICAL EQUIPMENT

Title (de)

VERWENDUNG VON DIELEKTRISCHES HOCHLEISTUNGSÖL FÜR HOCHSPANNUNGSELEKTROGERÄTE

Title (fr)

UTILISATION D'HUILE DIELECTRIQUE DE HAUTE PERFORMANCE DANS DES EQUIPEMENTS ELECTRIQUES A HAUTE TENSION

Publication

EP 1754236 A1 20070221 (FR)

Application

EP 05766695 A 20050524

Priority

  • FR 2005050356 W 20050524
  • FR 0451069 A 20040528

Abstract (en)

[origin: WO2005119702A1] The invention relates to a high performance dielectric oil comprising approximately 75 - 95 % napthenic oil by volume and approximately 5 - 25 % ester oil by volume, particularly a synthetic ester oil and, more preferably, an oil of the polyolester family. Applications: high voltage electrical equipment, i.e. power, measuring, distribution or traction transformers, tap changers, bushings, distributors, oil switch circuit breakers, power capacitors, cables

IPC 8 full level

H01B 3/22 (2006.01); C10M 111/02 (2006.01); H01B 3/20 (2006.01); H01F 27/12 (2006.01); H01F 27/32 (2006.01)

CPC (source: EP US)

C10M 111/02 (2013.01 - EP US); H01B 3/20 (2013.01 - EP US); C10M 2203/1065 (2013.01 - EP US); C10M 2207/2835 (2013.01 - EP US); C10N 2020/02 (2013.01 - EP US); C10N 2030/10 (2013.01 - EP US); C10N 2030/28 (2020.05 - EP US); C10N 2040/16 (2013.01 - EP US); H01F 27/125 (2013.01 - EP US); H01F 27/321 (2013.01 - EP US)

Citation (search report)

See references of WO 2005119702A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

FR 2870983 A1 20051202; AT 400057 T 20080715; AU 2005248992 A1 20051215; AU 2005248992 B2 20110811; BR PI0511289 A 20071204; CA 2568426 A1 20051215; CN 100583308 C 20100120; CN 1961383 A 20070509; DE 602005007892 D1 20080814; EP 1754236 A1 20070221; EP 1754236 B1 20080702; ES 2309777 T3 20081216; PL 1754236 T3 20081231; US 2007222546 A1 20070927; US 7833440 B2 20101116; WO 2005119702 A1 20051215

DOCDB simple family (application)

FR 0451069 A 20040528; AT 05766695 T 20050524; AU 2005248992 A 20050524; BR PI0511289 A 20050524; CA 2568426 A 20050524; CN 200580017195 A 20050524; DE 602005007892 T 20050524; EP 05766695 A 20050524; ES 05766695 T 20050524; FR 2005050356 W 20050524; PL 05766695 T 20050524; US 59727205 A 20050524