(19)
(11) EP 1 377 654 A2

(12)

(88) Date of publication A3:
27.02.2003

(43) Date of publication:
07.01.2004 Bulletin 2004/02

(21) Application number: 02763905.3

(22) Date of filing: 03.04.2002
(51) International Patent Classification (IPC)7C10J 3/08, C02F 9/00, C10J 3/46
(86) International application number:
PCT/US2002/010331
(87) International publication number:
WO 2002/081600 (17.10.2002 Gazette 2002/42)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 06.04.2001 US 282242 P

(71) Applicant: TEXACO DEVELOPMENT CORPORATION
White Plains,New York 10650 (US)

(72) Inventors:
  • TSE, Daniel, W.
    Houston, TX 77004 (US)
  • HWAN, Judy, R.
    Sugarland, TX 77479 (US)
  • SEUFERT, Frederick, B.
    Houston, TX 77069 (US)

(74) Representative: Nash, David Allan 
Haseltine Lake & Co.,Imperial House, 15-19 Kingsway
London WC2B 6UD
London WC2B 6UD (GB)

   


(54) BLACK WATER RECYCLE CIRCULATION LOOP USE WITH A GASIFIER