EP4705535A2 - Traitement thermique de particules de carbure de tungstène coulées pour améliorer la résistance aux chocs - Google Patents

Traitement thermique de particules de carbure de tungstène coulées pour améliorer la résistance aux chocs

Info

Publication number
EP4705535A2
EP4705535A2 EP24798053.5A EP24798053A EP4705535A2 EP 4705535 A2 EP4705535 A2 EP 4705535A2 EP 24798053 A EP24798053 A EP 24798053A EP 4705535 A2 EP4705535 A2 EP 4705535A2
Authority
EP
European Patent Office
Prior art keywords
feedstock
carbide
powder
mesh
phase
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP24798053.5A
Other languages
German (de)
English (en)
Inventor
Bernard LAROUCHE
Zhe Zhang
Zhongming Wang
Andrew Bell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oerlikon Metco US Inc
Original Assignee
Oerlikon Metco US Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Oerlikon Metco US Inc filed Critical Oerlikon Metco US Inc
Publication of EP4705535A2 publication Critical patent/EP4705535A2/fr
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C01B32/914—Carbides of single elements
    • C01B32/949—Tungsten or molybdenum carbides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/05—Mixtures of metal powder with non-metallic powder
    • C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
    • C22C1/053—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds
    • C22C1/055—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds using carbon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
    • C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
    • C22C29/08—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds based on tungsten carbide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
    • B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • C01P2004/52—Particles with a specific particle size distribution highly monodisperse size distribution
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • C01P2004/53—Particles with a specific particle size distribution bimodal size distribution
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/32—Thermal properties

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Ceramic Products (AREA)

Abstract

Une poudre de carbure de tungstène coulé, un procédé de fabrication de la poudre et une charge d'alimentation comprenant la poudre comprennent une poudre comprenant une phase de carbure de tungstène (monocarbure); et une phase de tungstène métallique. La poudre de carbure de tungstène coulé peut comprendre une quantité résiduelle de phase W2C (hémicarbure).
EP24798053.5A 2023-04-27 2024-04-26 Traitement thermique de particules de carbure de tungstène coulées pour améliorer la résistance aux chocs Pending EP4705535A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202363462407P 2023-04-27 2023-04-27
PCT/US2024/026515 WO2024226976A2 (fr) 2023-04-27 2024-04-26 Traitement thermique de particules de carbure de tungstène coulées pour améliorer la résistance aux chocs

Publications (1)

Publication Number Publication Date
EP4705535A2 true EP4705535A2 (fr) 2026-03-11

Family

ID=93257117

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24798053.5A Pending EP4705535A2 (fr) 2023-04-27 2024-04-26 Traitement thermique de particules de carbure de tungstène coulées pour améliorer la résistance aux chocs

Country Status (5)

Country Link
EP (1) EP4705535A2 (fr)
CN (1) CN121079443A (fr)
AU (1) AU2024262289A1 (fr)
MX (1) MX2025012778A (fr)
WO (1) WO2024226976A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN121405094B (zh) * 2025-12-26 2026-03-17 崇义章源钨业股份有限公司 一种球形钨碳化合物及其制备方法和应用

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3480410A (en) * 1968-05-15 1969-11-25 Fansteel Inc Wc-crc-co sintered composite
WO2014052754A1 (fr) * 2012-09-27 2014-04-03 Allomet Corporation Procédés de formation d'un article métallique ou de céramique présentant une nouvelle composition de matériau fonctionnellement nuancé et articles contenant celui-ci
CN106164389A (zh) * 2014-06-25 2016-11-23 哈里伯顿能源服务公司 合并有刚性隔热材料的隔热封罩
US20170283259A1 (en) * 2016-03-31 2017-10-05 Fei Yu Nano-Structured Catalysts
RU2753565C2 (ru) * 2017-05-01 2021-08-17 ЭРЛИКОН МЕТКО (ЮЭс) ИНК. Буровое долото, способ изготовления корпуса бурового долота, композит с металлической матрицей и способ изготовления композита с металлической матрицей

Also Published As

Publication number Publication date
WO2024226976A3 (fr) 2025-01-23
MX2025012778A (es) 2026-02-03
CN121079443A (zh) 2025-12-05
AU2024262289A1 (en) 2025-11-06
WO2024226976A2 (fr) 2024-10-31

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