(19)
(11) EP 1 631 694 A1

(12)

(43) Date of publication:
08.03.2006 Bulletin 2006/10

(21) Application number: 04752554.8

(22) Date of filing: 18.05.2004
(51) International Patent Classification (IPC): 
C22C 29/06(1985.01)
B22F 7/00(1968.09)
(86) International application number:
PCT/US2004/015558
(87) International publication number:
WO 2004/104250 (02.12.2004 Gazette 2004/49)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR

(30) Priority: 20.05.2003 US 471789 P
22.04.2004 US 829823

(71) Applicant: ExxonMobil Research and Engineering Company
Annandale, NJ 08801-0900 (US)

(72) Inventors:
  • BANGARU, Narasimha-Rao, Venkata
    Annandale, NJ 08801 (US)
  • CHUN, ChangMin
    Belle Mead, NJ 08502 (US)
  • THIRUMALAI, Neeraj, Srinivas
    Phillipsburg, NJ 08865 (US)
  • LING, Shiun
    Washington, NJ 07882 (US)
  • JIN, Hyun-Woo
    Phillipsburg, NJ 08865 (US)
  • KOO, Jayoung
    Bridgewater, NJ 08807 (US)
  • PETERSON, John, Roger
    Ashburn, VA 20147 (US)
  • ANTRAM, Robert, Lee
    Warrenton, VA 20186 (US)
  • FOWLER, Christopher, John
    Springfield, VA 22150 (US)

(74) Representative: Mareschal, Anne et al
ExxonMobil Chemical Europe Inc., P.O. Box 105
1830 Machelen
1830 Machelen (BE)

   


(54) EROSION-CORROSION RESISTANT CARBIDE CERMETS FOR LONG TERM HIGH TEMPERATURE SERVICE