Global Patent Index - EP 0989179 A1

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EP 0989179 A1 20000329 - Refrigerating machine oil

Title (en)

Refrigerating machine oil

Title (de)

Kältemaschinenöl

Title (fr)

Huile pour machine réfrigérante

Publication

EP 0989179 A1 20000329 (EN)

Application

EP 99850137 A 19990920

Priority

JP 26642998 A 19980921

Abstract (en)

Refrigerating machine oils for use with a dimethyl ether refrigerant comprises a hydrocarbon oil. The refrigerating machine oil has an excellent lubricity, miscibility with a refrigerant, electric insulation, hydrolysis resistance and kinematic viscosity, all of which are well-balanced.

IPC 1-7

C10M 171/00; C10M 169/04

IPC 8 full level

C10M 101/02 (2006.01); C10M 169/04 (2006.01); C10M 171/00 (2006.01); C10N 40/30 (2006.01)

CPC (source: EP)

C10M 101/02 (2013.01); C10M 105/06 (2013.01); C10M 107/10 (2013.01); C10M 129/18 (2013.01); C10M 137/04 (2013.01); C10M 137/08 (2013.01); C10M 169/04 (2013.01); C10M 171/008 (2013.01); C10M 2203/06 (2013.01); C10M 2203/065 (2013.01); C10M 2203/10 (2013.01); C10M 2203/1006 (2013.01); C10M 2203/102 (2013.01); C10M 2203/1025 (2013.01); C10M 2203/1045 (2013.01); C10M 2203/1065 (2013.01); C10M 2203/1085 (2013.01); C10M 2205/00 (2013.01); C10M 2205/028 (2013.01); C10M 2205/0285 (2013.01); C10M 2207/04 (2013.01); C10M 2207/042 (2013.01); C10M 2223/04 (2013.01); C10M 2223/041 (2013.01); C10M 2223/042 (2013.01); C10M 2223/043 (2013.01); C10N 2040/00 (2013.01); C10N 2040/30 (2013.01); C10N 2040/32 (2013.01); C10N 2040/34 (2013.01); C10N 2040/36 (2013.01); C10N 2040/38 (2020.05); C10N 2040/40 (2020.05); C10N 2040/42 (2020.05); C10N 2040/44 (2020.05); C10N 2040/50 (2020.05)

Citation (search report)

[X] WO 9426835 A1 19941124 - ENGELS BERNARDINA C M [NL]
[X] EP 0724003 A2 19960731 - OHO SUK JAE [KR], et al
[X] EP 0384724 A1 19900829 - NIPPON OIL CO LTD [JP]
[A] DE 4313584 A1 19941027 - LEUNA WERKE GMBH [DE]

Designated contracting state (EPC)

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

DOCDB simple family (publication)

EP 0989179 A1 20000329; JP 2000096071 A 20000404

DOCDB simple family (application)

EP 99850137 A 19990920; JP 26642998 A 19980921