EP 1260570 A1 20021127 - Methods and apparatus for preventing degradation of electrical insulation properties within air conditioning circuits
Title (en)
Methods and apparatus for preventing degradation of electrical insulation properties within air conditioning circuits
Title (de)
Verfahren und Vorrichtungen zur Verhinderung vom Abbau des elektrischen Isoliervermögens in Klimakreisläufen
Title (fr)
Procédés et dispositifs permettent d'empêcher la dégradation des propriétés d'isolant électrique dans des circuits de climatisation
Publication
Application
Priority
JP 2001148069 A 20010517
Abstract (en)
Compressors (1) for air conditioning systems may compress fluids that contain a mixture of a refrigerant and a lubricating oil. The lubricating oil may primarily consist of polyvinyl ether (PVE) oil and may be used for an air conditioning system. Such fluids preferably minimize the degradation of the electrical insulation properties of a vehicle air conditioning circuit. <IMAGE>
IPC 1-7
IPC 8 full level
F04B 39/00 (2006.01); B60H 1/32 (2006.01); C10M 107/24 (2006.01); C10M 171/00 (2006.01); F04B 39/02 (2006.01); F04C 29/00 (2006.01); F04C 29/02 (2006.01); F04C 29/04 (2006.01); F04C 29/12 (2006.01); F25B 1/00 (2006.01); F25B 31/00 (2006.01); F04C 18/02 (2006.01)
CPC (source: EP KR US)
C10M 107/24 (2013.01 - EP US); C10M 171/008 (2013.01 - EP US); F04C 29/02 (2013.01 - EP KR US); F04C 29/045 (2013.01 - EP US); F25B 31/002 (2013.01 - EP US); C10M 2209/04 (2013.01 - EP US); C10M 2209/06 (2013.01 - EP US); C10M 2209/062 (2013.01 - EP US); C10N 2040/00 (2013.01 - EP US); C10N 2040/30 (2013.01 - EP US); C10N 2040/32 (2013.01 - EP US); C10N 2040/34 (2013.01 - EP US); C10N 2040/36 (2013.01 - EP US); C10N 2040/38 (2020.05 - EP US); C10N 2040/40 (2020.05 - EP US); C10N 2040/42 (2020.05 - EP US); C10N 2040/44 (2020.05 - EP US); C10N 2040/50 (2020.05 - EP US); F04C 18/0215 (2013.01 - EP US); F04C 2210/14 (2013.01 - EP US)
Citation (search report)
- [X] US 6006542 A 19991228 - TOJO KENJI [JP], et al
- [X] DATABASE WPI Section Ch Week 200139, Derwent World Patents Index; Class A18, AN 2001-370273, XP002210790
Designated contracting state (EPC)
DE FR IT PT
DOCDB simple family (publication)
EP 1260570 A1 20021127; CN 1388346 A 20030101; JP 2002339865 A 20021127; KR 20020089133 A 20021129; US 2002189266 A1 20021219
DOCDB simple family (application)
EP 02010226 A 20020516; CN 02120058 A 20020517; JP 2001148069 A 20010517; KR 20020011970 A 20020306; US 14615102 A 20020515