(19)
(11)
EP 0 783 369 A1
(12)
(43)
Date of publication:
16.07.1997
Bulletin 1997/29
(21)
Application number:
95934553.0
(22)
Date of filing:
26.09.1995
(51)
International Patent Classification (IPC):
B01J
21/
18
( . )
B01J
35/
06
( . )
C10G
27/
10
( . )
B01J
23/
70
( . )
C10G
27/
04
( . )
(86)
International application number:
PCT/US1995/012339
(87)
International publication number:
WO 1996/009891
(
04.04.1996
Gazette 1996/15)
(84)
Designated Contracting States:
DE GB NL
(30)
Priority:
27.09.1994
US 19940313635
(71)
Applicant:
CHEVRON U.S.A. INC.
San Francisco, California 94120-7141 (US)
(72)
Inventors:
MAZGAROV, Akhmet Mazgarovich
Kazan, 420029 (RU)
VILDANOV, Azat Faridovich
Kazan, 420045 (RU)
BAZHIROVA, Nailya Gilmutdinovna
Kazan, 420128 (RU)
(74)
Representative:
Nash, David Allan
Haseltine Lake & Co., Imperial House, 15-19 Kingsway
London WC2B 6UD
London WC2B 6UD (GB)
(54)
A METHOD FOR THE DEMERCAPTANIZATION OF PETROLEUM DISTILLATES