(19)
(11)
EP 0 078 797 A1
(12)
(43)
Date of publication:
18.05.1983
Bulletin 1983/20
(21)
Application number:
81901837.0
(22)
Date of filing:
13.05.1981
(51)
International Patent Classification (IPC):
C10G
51/
04
( . )
(86)
International application number:
PCT/US1981/000648
(87)
International publication number:
WO 1982/004062
(
25.11.1982
Gazette 1982/28)
(84)
Designated Contracting States:
FR
(71)
Applicant:
ASHLAND OIL, INC.
Ashland, KY 41101 (US)
(72)
Inventors:
BUSCH, Lloyd E.
Ashland, KY 41101 (US)
WALTERS, Paul W.
Ashland, KY 41101 (US)
ZANDONA, Oliver J.
Ashland, KY 41101 (US)
(54)
A COMBINATION PROCESS FOR UPGRADING RESIDUAL OILS