EP 2128874 A4 20120808 - ELECTRICAL EQUIPMENT INSULATED WITH A BIODEGRADABLE DIELECTRIC FLUID
Title (en)
ELECTRICAL EQUIPMENT INSULATED WITH A BIODEGRADABLE DIELECTRIC FLUID
Title (de)
MIT EINEM BIOLOGISCH ABBAUBAREN DIELEKTRISCHEN FLUID ISOLIERTE ELEKTRISCHE GERÄTE
Title (fr)
ÉQUIPEMENT ÉLECTRIQUE ISOLÉ AVEC UN FLUIDE DIÉLECTRIQUE BIODÉGRADABLE
Publication
Application
Priority
ES 2007000149 W 20070316
Abstract (en)
[origin: EP2128874A1] The present invention belongs to the field of the insulation and cooling of electrical systems, it specifically relates to electrical equipment comprising a biodegradable dielectric fluid that is highly resistant to oxidation consisting of an oil or a mixture of vegetable oils with a very high oleic acid content which substantially conserve all their natural tocopherols and containing a metal deactivator.
IPC 8 full level
H01B 3/20 (2006.01); H01F 27/12 (2006.01)
CPC (source: EP)
H01B 3/22 (2013.01); H01F 27/125 (2013.01)
Citation (search report)
- [A] US 2002027219 A1 20020307 - OOMMEN THOTTATHIL V [US], et al
- [A] US 2006030499 A1 20060209 - OOMMEN THOTTATHIL V [US], et al
- [A] US 5928696 A 19990727 - BEST BERND [DE], et al
- See references of WO 2008113866A1
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 LV MC MT NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 2128874 A1 20091202; EP 2128874 A4 20120808; EP 2128874 B1 20130424; ES 2423480 T3 20130920; PL 2128874 T3 20131231; PT 2128874 E 20130801; WO 2008113866 A1 20080925
DOCDB simple family (application)
EP 07730390 A 20070316; ES 07730390 T 20070316; ES 2007000149 W 20070316; PL 07730390 T 20070316; PT 07730390 T 20070316