RU2016129969A - Способ получения сферического порошка монокарбида вольфрама wc - Google Patents
Способ получения сферического порошка монокарбида вольфрама wc Download PDFInfo
- Publication number
- RU2016129969A RU2016129969A RU2016129969A RU2016129969A RU2016129969A RU 2016129969 A RU2016129969 A RU 2016129969A RU 2016129969 A RU2016129969 A RU 2016129969A RU 2016129969 A RU2016129969 A RU 2016129969A RU 2016129969 A RU2016129969 A RU 2016129969A
- Authority
- RU
- Russia
- Prior art keywords
- tungsten monocarbide
- spherical powder
- powder
- grains
- microns
- Prior art date
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
- B01J2/04—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a gaseous medium
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- 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
-
- 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
- B22F9/082—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 atomising using a fluid
-
- 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
- B22F9/10—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 using centrifugal force
-
- 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
- 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
- B22F9/082—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 atomising using a fluid
- B22F2009/0848—Melting process before atomisation
-
- 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
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
- B22F9/22—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/60—Compounds characterised by their crystallite size
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/30—Particle morphology extending in three dimensions
- C01P2004/32—Spheres
-
- 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
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Carbon And Carbon Compounds (AREA)
- Coating By Spraying Or Casting (AREA)
Claims (5)
1. Способ получения сферического порошка монокарбида вольфрама WC, включающий расплавление исходного материала, распыление расплава с формированием сферического порошка, отличающийся тем, что в качестве исходного материала используют крупку монокарбида вольфрама, расплавление и распыление исходного материала осуществляют путем непрерывной подачи крупки во вращающийся тигель установки центробежного распыления в атмосфере азота и плавления ее плазменной дугой, после чего осуществляют отжиг полученного порошка при температуре 1200-1400°C в течение времени, необходимого для распада W2C, и последующее охлаждение с печью.
2. Способ по п. 1, отличающийся тем, что в качестве исходного материала используют крупку монокарбида вольфрама WC с размером частиц 20-80 мкм.
3. Способ по п. 1, отличающийся тем, что отжиг полученного порошка осуществляют в течение 1,5-2 часов.
4. Способ по п. 1, отличающийся тем, что получают порошок с размером частиц от 10 мкм до 2,5 мм.
5. Сферический порошок монокарбида вольфрама WC, отличающийся тем, что он получен способом по любому из пп. 1-3 и имеет размер частиц от 10 мкм до 2,5 мм.
Priority Applications (12)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2016129969A RU2644483C2 (ru) | 2016-07-21 | 2016-07-21 | Способ получения сферического порошка монокарбида вольфрама wc |
| AU2017299217A AU2017299217B2 (en) | 2016-07-21 | 2017-07-21 | Manufacture of tungsten monocarbide (WC) spherical powder |
| PCT/EP2017/068505 WO2018015547A1 (en) | 2016-07-21 | 2017-07-21 | Manufacture of tungsten monocarbide (wc) spherical powder |
| ES17748430T ES2824806T3 (es) | 2016-07-21 | 2017-07-21 | Fabricación de polvo esférico de monocarburo de wolframio (WC) |
| EP17748430.0A EP3487810B1 (en) | 2016-07-21 | 2017-07-21 | Manufacture of tungsten monocarbide (wc) spherical powder |
| PL17748430T PL3487810T3 (pl) | 2016-07-21 | 2017-07-21 | Wytwarzanie kulistego proszku węglika wolframu (wc) |
| CA3031297A CA3031297A1 (en) | 2016-07-21 | 2017-07-21 | Manufacture of tungsten monocarbide (wc) spherical powder |
| KR1020197005046A KR102393229B1 (ko) | 2016-07-21 | 2017-07-21 | 텅스텐 모노카바이드(wc) 구형 분말의 제조 |
| JP2019502606A JP7042250B2 (ja) | 2016-07-21 | 2017-07-21 | 一炭化タングステン（ｗｃ）球状粉末の製造 |
| CN201780044747.9A CN109562947A (zh) | 2016-07-21 | 2017-07-21 | 一碳化钨(wc)球形粉末的制造 |
| US16/318,974 US11072533B2 (en) | 2016-07-21 | 2017-07-21 | Manufacture of tungsten monocarbide (WC) spherical powder |
| ZA2019/00696A ZA201900696B (en) | 2016-07-21 | 2019-02-01 | Manufacture of tungsten monocarbide (wc) spherical powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2016129969A RU2644483C2 (ru) | 2016-07-21 | 2016-07-21 | Способ получения сферического порошка монокарбида вольфрама wc |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2016129969A true RU2016129969A (ru) | 2018-01-25 |
| RU2644483C2 RU2644483C2 (ru) | 2018-02-12 |
Family
ID=59520878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2016129969A RU2644483C2 (ru) | 2016-07-21 | 2016-07-21 | Способ получения сферического порошка монокарбида вольфрама wc |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US11072533B2 (ru) |
| EP (1) | EP3487810B1 (ru) |
| JP (1) | JP7042250B2 (ru) |
| KR (1) | KR102393229B1 (ru) |
| CN (1) | CN109562947A (ru) |
| AU (1) | AU2017299217B2 (ru) |
| CA (1) | CA3031297A1 (ru) |
| ES (1) | ES2824806T3 (ru) |
| PL (1) | PL3487810T3 (ru) |
| RU (1) | RU2644483C2 (ru) |
| WO (1) | WO2018015547A1 (ru) |
| ZA (1) | ZA201900696B (ru) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL3389862T3 (pl) | 2015-12-16 | 2024-03-04 | 6K Inc. | Sferoidalne metale podlegające odwodornieniu oraz cząstki stopów metali |
| US10987735B2 (en) | 2015-12-16 | 2021-04-27 | 6K Inc. | Spheroidal titanium metallic powders with custom microstructures |
| AU2019290663B2 (en) | 2018-06-19 | 2023-05-04 | 6K Inc. | Process for producing spheroidized powder from feedstock materials |
| JP2022505878A (ja) | 2018-10-26 | 2022-01-14 | エリコン メテコ（ユーエス）インコーポレイテッド | 耐食性かつ耐摩耗性のニッケル系合金 |
| WO2020223358A1 (en) | 2019-04-30 | 2020-11-05 | 6K Inc. | Mechanically alloyed powder feedstock |
| KR20240036705A (ko) | 2019-04-30 | 2024-03-20 | 6케이 인크. | 리튬 란타넘 지르코늄 산화물(llzo) 분말 |
| AU2020400980A1 (en) | 2019-11-18 | 2022-03-31 | 6K Inc. | Unique feedstocks for spherical powders and methods of manufacturing |
| CN110802236B (zh) * | 2019-11-21 | 2023-07-28 | 西安赛隆增材技术股份有限公司 | 一种通过颗粒局部熔化制备细粒径金属粉末的装置及方法 |
| US11590568B2 (en) | 2019-12-19 | 2023-02-28 | 6K Inc. | Process for producing spheroidized powder from feedstock materials |
| CN116034496A (zh) | 2020-06-25 | 2023-04-28 | 6K有限公司 | 微观复合合金结构 |
| US11963287B2 (en) | 2020-09-24 | 2024-04-16 | 6K Inc. | Systems, devices, and methods for starting plasma |
| CA3196653A1 (en) | 2020-10-30 | 2022-05-05 | Sunil Bhalchandra BADWE | Systems and methods for synthesis of spheroidized metal powders |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5750726B2 (ru) * | 1974-10-01 | 1982-10-28 | ||
| FR2595716B1 (fr) * | 1986-03-13 | 1992-07-10 | Technogenia Sa | Procede et dispositif pour l'elaboration de materiaux refractaires par induction |
| JPS63100012A (ja) * | 1986-10-15 | 1988-05-02 | Mitsubishi Metal Corp | 超微粒状高純度炭化タングステン粉末の製造法 |
| DE3835234A1 (de) * | 1988-10-15 | 1990-04-19 | Woka Schweisstechnik Gmbh | Verfahren zur herstellung von wolframschmelzcarbid-kugeln |
| DE4420496A1 (de) * | 1994-06-13 | 1995-12-14 | Woka Schweistechnik Gmbh | Verfahren und Vorrichtung zur schmelzmetallurgischen Herstellung von Hartstoffen |
| CA2423273A1 (fr) * | 2003-03-26 | 2004-09-26 | Paul Caron | Carbures de tungstene fondu et methode de fabrication |
| CN1274445C (zh) * | 2003-06-02 | 2006-09-13 | 湖南省顶立新材料工程中心有限公司 | 采用雾化成形生产球状铸造碳化钨粉的装置 |
| DE10354543B3 (de) * | 2003-11-21 | 2005-08-04 | H.C. Starck Gmbh | Dualphasenhartstoff, Verfahren zu seiner Herstellung und dessen Verwendung |
| RU2349424C1 (ru) * | 2007-10-18 | 2009-03-20 | Институт металлургии и материаловедения им. А.А. Байкова РАН | Способ получения порошков на основе карбида вольфрама |
| ES2599369T3 (es) * | 2010-05-18 | 2017-02-01 | Metasphere Technology Ab | Polvo esférico y su preparación |
| CN102583381B (zh) * | 2012-03-21 | 2013-08-28 | 浏阳市鑫利粉末冶金有限公司 | 一种由再生钨粉制备碳化钨的方法 |
| US9079778B2 (en) * | 2013-03-15 | 2015-07-14 | Kennametal Inc. | Production of near-stoichiometric spherical tungsten carbide particles |
-
2016
- 2016-07-21 RU RU2016129969A patent/RU2644483C2/ru active
-
2017
- 2017-07-21 EP EP17748430.0A patent/EP3487810B1/en active Active
- 2017-07-21 US US16/318,974 patent/US11072533B2/en active Active
- 2017-07-21 KR KR1020197005046A patent/KR102393229B1/ko active IP Right Grant
- 2017-07-21 CA CA3031297A patent/CA3031297A1/en active Pending
- 2017-07-21 JP JP2019502606A patent/JP7042250B2/ja active Active
- 2017-07-21 CN CN201780044747.9A patent/CN109562947A/zh active Pending
- 2017-07-21 PL PL17748430T patent/PL3487810T3/pl unknown
- 2017-07-21 WO PCT/EP2017/068505 patent/WO2018015547A1/en unknown
- 2017-07-21 AU AU2017299217A patent/AU2017299217B2/en active Active
- 2017-07-21 ES ES17748430T patent/ES2824806T3/es active Active
-
2019
- 2019-02-01 ZA ZA2019/00696A patent/ZA201900696B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA201900696B (en) | 2021-06-30 |
| AU2017299217A1 (en) | 2019-02-14 |
| AU2017299217B2 (en) | 2021-10-21 |
| JP2019523207A (ja) | 2019-08-22 |
| RU2644483C2 (ru) | 2018-02-12 |
| KR20190032472A (ko) | 2019-03-27 |
| JP7042250B2 (ja) | 2022-03-25 |
| US20190300374A1 (en) | 2019-10-03 |
| WO2018015547A1 (en) | 2018-01-25 |
| PL3487810T3 (pl) | 2021-02-08 |
| CN109562947A (zh) | 2019-04-02 |
| US11072533B2 (en) | 2021-07-27 |
| CA3031297A1 (en) | 2018-01-25 |
| EP3487810A1 (en) | 2019-05-29 |
| KR102393229B1 (ko) | 2022-04-29 |
| ES2824806T3 (es) | 2021-05-13 |
| EP3487810B1 (en) | 2020-07-15 |
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| PC41 | Official registration of the transfer of exclusive right |
Effective date: 20181031 |