EP 0620838 A1 19941026 - COMPOSITIONS USEFUL AS REFRIGERANTS.
Title (en)
COMPOSITIONS USEFUL AS REFRIGERANTS.
Title (de)
ZUSAMMENSETZUNGEN GEEIGNET ALS KAELTEMITTEL.
Title (fr)
COMPOSITIONS UTILISEES COMME REFRIGERANTS.
Publication
Application
Priority
- GB 9200523 A 19920110
- GB 9202383 W 19921223
Abstract (en)
[origin: WO9314174A1] A refrigerant composition comprising a mixture of difluoromethyl trifluoromethyl ether and at least one hydrofluoroalkane selected from difluoromethane, pentafluoroethane and 1,1,1-trifluoroethane is claimed.
Abstract (fr)
Composition réfrigérante comprenant un mélange d'éther trifluorométhyle difluorométhyle et au moins un hydrofluoroalcane sélectionné à partir de difluorométhane, de pentafluoroéthane et de 1,1,1-trifluoroéthane.
IPC 1-7
IPC 8 full level
C07C 19/08 (2006.01); C07C 43/12 (2006.01); C09K 5/04 (2006.01); F25B 1/00 (2006.01)
CPC (source: EP KR)
C09K 5/04 (2013.01 - KR); C09K 5/045 (2013.01 - EP); C09K 2205/112 (2013.01 - EP); C09K 2205/22 (2013.01 - EP)
Citation (search report)
See references of WO 9314174A1
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
WO 9314174 A1 19930722; AU 3168893 A 19930803; AU 666510 B2 19960215; BR 9207017 A 19951205; CA 2126187 A1 19930722; EP 0620838 A1 19941026; GB 9200523 D0 19920226; JP H07503741 A 19950420; KR 940703903 A 19941212
DOCDB simple family (application)
GB 9202383 W 19921223; AU 3168893 A 19921223; BR 9207017 A 19921223; CA 2126187 A 19921223; EP 93900353 A 19921223; GB 9200523 A 19920110; JP 51221793 A 19921223; KR 19940702374 A 19940709