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1. WO2004104247 - EROSION-CORROSION RESISTANT NITRIDE CERMETS

Publication Number WO/2004/104247
Publication Date 02.12.2004
International Application No. PCT/US2004/015556
International Filing Date 18.05.2004
Chapter 2 Demand Filed 17.12.2004
IPC
C22C 29/16 2006.1
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
29Alloys based on carbides, oxides, borides, nitrides or silicides, e.g. cermets, or other metal compounds, e. g. oxynitrides, sulfides
16based on nitrides
C22C 32/00 2006.1
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
32Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
C23C 30/00 2006.1
CCHEMISTRY; METALLURGY
23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
30Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
CPC
B04C 5/085
BPERFORMING OPERATIONS; TRANSPORTING
04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
CAPPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
5Apparatus in which the axial direction of the vortex is reversed
08Vortex chamber constructions
085with wear-resisting arrangements
C22C 29/00
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
29Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
C22C 29/16
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
29Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
16based on nitrides
C22C 32/0068
CCHEMISTRY; METALLURGY
22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
CALLOYS
32Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides whether added as such or formed in situ
0047with carbides, nitrides, borides or silicides as the main non-metallic constituents
0068only nitrides
C23C 30/00
CCHEMISTRY; METALLURGY
23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
30Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
Applicants
  • EXXONMOBIL RESEARCH AND ENGINEERING COMPANY [US]/[US] (AllExceptUS)
  • CHUN, ChangMin [KR]/[US] (UsOnly)
  • BANGARU, Narasimha-Rao, Venkata [US]/[US] (UsOnly)
  • JIN, Hyun-Woo [KR]/[US] (UsOnly)
  • KOO, Jayoung [US]/[US] (UsOnly)
  • PETERSON, John, Roger [US]/[US] (UsOnly)
  • ANTRAM, Robert, Lee [US]/[US] (UsOnly)
  • FOWLER, Christopher, John [US]/[US] (UsOnly)
Inventors
  • CHUN, ChangMin
  • BANGARU, Narasimha-Rao, Venkata
  • JIN, Hyun-Woo
  • KOO, Jayoung
  • PETERSON, John, Roger
  • ANTRAM, Robert, Lee
  • FOWLER, Christopher, John
Agents
  • VARADARAJ, Ramesh
Priority Data
10/829,82222.04.2004US
60/471,79120.05.2003US
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) EROSION-CORROSION RESISTANT NITRIDE CERMETS
(FR) CERMETS A BASE DE NITRURE RESISTANTS A LA CORROSION-EROSION
Abstract
(EN) 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.
(FR) La présente invention se rapporte à une composition de cermet représentée par la formule (PQ)(RS), qui contient une phase céramique (PQ) et une phase liante (RS). Dans ladite formule, P représente un métal sélectionné parmi Si, Mn, Fe, Ti, Zr, Hf, V, Nb, Ta, Cr, Mo, W, et des mélanges de ces derniers ; Q représente nitrure ; R représente un métal sélectionné parmi Fe, Ni, Co, Mn, et des mélanges de ces derniers ; et S est essentiellement composé d'au moins un élément sélectionné parmi Cr, Al, Si et Y, et d'au moins un élément aliovalent mouillant réactif sélectionné parmi Ti, Zr, Hf, V, Nb, Ta, Cr, Mo et W.
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