(19)
(11)
EP 0 562 062 A1
(12)
(43)
Date of publication:
29.09.1993
Bulletin 1993/39
(21)
Application number:
92918231.0
(22)
Date of filing:
25.08.1992
(51)
International Patent Classification (IPC):
C10M
133/
56
( . )
C10M
141/
12
( . )
C10N
30/
12
( . )
C10N
60/
14
( . )
C10M
139/
00
( . )
C10M
167/
00
( . )
C10N
40/
25
( . )
(86)
International application number:
PCT/US1992/007141
(87)
International publication number:
WO 1993/007242
(
15.04.1993
Gazette 1993/10)
(84)
Designated Contracting States:
DE FR GB
(30)
Priority:
08.10.1991
US 19910772821
(71)
Applicant:
CHEVRON RESEARCH COMPANY
San Francisco, California 94120-7141 (US)
(72)
Inventors:
ONOPCHENKO, Anatoli
Concord, CA 94518 (US)
SABOURIN, Edward, T.
Novato, CA 94947 (US)
(74)
Representative:
Rucker, Ernst, Dr.
Müller-Boré & Partner Patentanwälte Grafinger Strasse 2
D-81671 München
D-81671 München (DE)
(54)
FLUOROCARBON SEAL PROTECTIVE ADDITIVES FOR LUBRICATION OILS