(19)
(11) EP 0 592 392 A1

(12)

(43) Date of publication:
20.04.1994 Bulletin 1994/16

(21) Application number: 90911359.0

(22) Date of filing: 03.07.1990
(51) International Patent Classification (IPC): 
C01B 33/ 40( . )
B01J 29/ 70( . )
B01J 29/ 87( . )
C01B 33/ 42( . )
C01B 39/ 00( . )
C01B 39/ 12( . )
C07C 2/ 12( . )
C07C 4/ 06( . )
C07C 6/ 12( . )
C07C 9/ 14( . )
C07C 15/ 02( . )
C10G 11/ 05( . )
C10G 35/ 095( . )
C10G 47/ 16( . )
B01J 29/ 04( . )
B01J 29/ 86( . )
B01J 29/ 88( . )
C01B 35/ 12( . )
C01B 39/ 04( . )
C01B 39/ 48( . )
C07C 2/ 66( . )
C07C 5/ 27( . )
C07C 9/ 10( . )
C07C 15/ 00( . )
C10G 11/ 02( . )
C10G 35/ 06( . )
C10G 45/ 64( . )
(86) International application number:
PCT/US1990/003764
(87) International publication number:
WO 1991/000777 (24.01.1991 Gazette 1991/03)
(84) Designated Contracting States:
AT BE CH DE DK ES FR GB IT LI LU NL SE

(30) Priority: 07.07.1989 US 19890377359

(71) Applicant: CHEVRON RESEARCH AND TECHNOLOGY COMPANY
San Francisco, California 94105 (US)

(72) Inventors:
  • ZONES, Stacey, I.
    San Francisco, CA 94122 (US)
  • HOLTERMANN, Dennis, L.
    Crockett, CA 94525 (US)
  • JOSSENS, Lawrence, W.
    Albany, CA 94707 (US)
  • SANTILLI, Donald, S.
    Larkspur, CA 94939 (US)
  • RAINIS, Andrew
    Walnut Creek, CA 94594 (US)
  • ZIEMER, James, N.
    Hercules, CA 94547 (US)

(74) Representative: Nash, David Allan, et al 
Haseltine Lake & Co. 28 Southampton Buildings Chancery Lane
London WC2A 1AT
London WC2A 1AT (GB)

   


(54) LOW-ALUMINUM BORON BETA ZEOLITE