Title:
EROSION-CORROSION RESISTANT NITRIDE CERMETS
Document Type and Number:
WIPO Patent Application WO/2004/104247
Kind Code:
A1
Abstract:
The invention includes a cermet composition represented by the formula (PQ)(RS) comprising: a ceramic phase (PQ) and a binder phase (RS) wherein, P is a metal selected from the group consisting of Si, Mn, Fe, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W and mixtures thereof, Q is nitride, R is a metal selected from the group consisting of Fe, Ni, Co, Mn and mixtures thereof, S consists essentially of at least one element selected from Cr, Al, Si, and Y, and at least one reactive wetting aliovalent element selected from the group consisting of Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W and mixtures thereof.
Inventors:
CHUN CHANGMIN (US)
BANGARU NARASIMHA-RAO VENKATA (US)
JIN HYUN-WOO (US)
KOO JAYOUNG (US)
PETERSON JOHN ROGER (US)
ANTRAM ROBERT LEE (US)
FLOWER CHRISTOPHER JOHN (US)
BANGARU NARASIMHA-RAO VENKATA (US)
JIN HYUN-WOO (US)
KOO JAYOUNG (US)
PETERSON JOHN ROGER (US)
ANTRAM ROBERT LEE (US)
FLOWER CHRISTOPHER JOHN (US)
Application Number:
PCT/US2004/015556
Publication Date:
December 02, 2004
Filing Date:
May 18, 2004
Export Citation:
Assignee:
EXXONMOBIL RES & ENG CO (US)
CHUN CHANGMIN (US)
BANGARU NARASIMHA-RAO VENKATA (US)
JIN HYUN-WOO (US)
KOO JAYOUNG (US)
PETERSON JOHN ROGER (US)
ANTRAM ROBERT LEE (US)
FLOWER CHRISTOPHER JOHN (US)
CHUN CHANGMIN (US)
BANGARU NARASIMHA-RAO VENKATA (US)
JIN HYUN-WOO (US)
KOO JAYOUNG (US)
PETERSON JOHN ROGER (US)
ANTRAM ROBERT LEE (US)
FLOWER CHRISTOPHER JOHN (US)
International Classes:
B04C5/085; C22C29/16; C22C32/00; C23C30/00; (IPC1-7): C22C29/00
Foreign References:
| JPS54149318A | 1979-11-22 | |||
| EP0476346A1 | 1992-03-25 | |||
| US3579390A | 1971-05-18 | |||
| CH514680A | 1971-10-31 |
Other References:
KAIDASH ET AL: "Corrosion Resistance of Cermets Based on Titanium Nitride", POROSHKOVAYA METALLURGIYA, vol. 1, no. 337, 1991, UKRAINE, pages 77 - 81, XP009037366
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 11 30 September 1998 (1998-09-30)
PATENT ABSTRACTS OF JAPAN vol. 0163, no. 51 (C - 0968) 29 July 1992 (1992-07-29)
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 11 30 September 1998 (1998-09-30)
PATENT ABSTRACTS OF JAPAN vol. 0163, no. 51 (C - 0968) 29 July 1992 (1992-07-29)
Attorney, Agent or Firm:
Varadaraj, Ramesh (P.O. Box 900 1545 Route 22 Eas, Annandale NJ, US)
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