CN1569625A - 金属碳化物的制备方法 - Google Patents
金属碳化物的制备方法 Download PDFInfo
- Publication number
- CN1569625A CN1569625A CNA2004100430580A CN200410043058A CN1569625A CN 1569625 A CN1569625 A CN 1569625A CN A2004100430580 A CNA2004100430580 A CN A2004100430580A CN 200410043058 A CN200410043058 A CN 200410043058A CN 1569625 A CN1569625 A CN 1569625A
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- CN
- China
- Prior art keywords
- carbon
- tungsten
- temperature
- reaction
- mixture
- 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.)
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- 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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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
Description
| 粒径(SEM)微米 | 0.25 |
| 总碳量,% | 6.10 |
| 游离碳,% | <0.1 |
| 相(XRD) | WC |
| 矫顽磁性Hc(kA/m) | 26.7 |
| 饱和磁化强度Ms(%) | 90.79 |
| 洛氏硬度A(HRA) | 92.7 |
| 密度(g/cm3) | 14.32 |
| 断裂强度(N/mm2) | 3380 |
| 孔隙类型 | A02B00C00 |
| WC粒度(μm) | 0.48 |
Claims (22)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US46582903P | 2003-04-25 | 2003-04-25 | |
| US60/465,829 | 2003-04-25 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101098045A Division CN101117220B (zh) | 2003-04-25 | 2004-04-26 | 制备碳化钨粉末的方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1569625A true CN1569625A (zh) | 2005-01-26 |
| CN100355652C CN100355652C (zh) | 2007-12-19 |
Family
ID=34519946
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101098045A Expired - Fee Related CN101117220B (zh) | 2003-04-25 | 2004-04-26 | 制备碳化钨粉末的方法 |
| CNB2004100430580A Expired - Fee Related CN100355652C (zh) | 2003-04-25 | 2004-04-26 | 金属碳化物的制备方法 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101098045A Expired - Fee Related CN101117220B (zh) | 2003-04-25 | 2004-04-26 | 制备碳化钨粉末的方法 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7625542B2 (zh) |
| CN (2) | CN101117220B (zh) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102181678A (zh) * | 2011-04-12 | 2011-09-14 | 西安交通大学 | 一种(Fe,Cr)7C3碳化物的制备方法 |
| CN104694866A (zh) * | 2012-08-21 | 2015-06-10 | 江西稀有稀土金属钨业集团有限公司 | 一种硬质合金喷涂颗粒混合料的制备方法与系统 |
| CN109867286A (zh) * | 2019-04-15 | 2019-06-11 | 北京科技大学 | 一种超细碳化钨的制备方法 |
| CN111001801A (zh) * | 2019-12-04 | 2020-04-14 | 福达合金材料股份有限公司 | 一种银碳化钨-钼复合电触头材料及其骨架粉体和制备方法 |
| CN113816380A (zh) * | 2021-10-19 | 2021-12-21 | 赣州有色冶金研究所有限公司 | 一种氧化钨一步碳化制备超细碳化钨粉的方法 |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2707050C (en) * | 2007-12-12 | 2014-02-11 | Weatherford/Lamb, Inc. | Top drive system |
| US8220566B2 (en) * | 2008-10-30 | 2012-07-17 | Baker Hughes Incorporated | Carburized monotungsten and ditungsten carbide eutectic particles, materials and earth-boring tools including such particles, and methods of forming such particles, materials, and tools |
| CN101723368A (zh) | 2009-11-16 | 2010-06-09 | 江西稀有稀土金属钨业集团有限公司 | 一种超细碳化钨粉末的制备方法 |
| IN2013CH04500A (zh) | 2013-10-04 | 2015-04-10 | Kennametal India Ltd | |
| DE102016011096B3 (de) * | 2016-09-15 | 2018-02-15 | H. C. Starck Tungsten GmbH | Neuartiges Wolframcarbidpulver und dessen Herstellung |
| CN107706429B (zh) * | 2017-10-22 | 2020-07-24 | 江西理工大学 | 一种wc/wo3核壳结构电催化剂制备方法 |
| CN107585768B (zh) * | 2017-10-24 | 2020-07-28 | 株洲硬质合金集团有限公司 | 一种氧化-还原法制备超细碳化钨粉末的方法 |
| CN113336229A (zh) * | 2021-06-01 | 2021-09-03 | 赣州华茂钨材料有限公司 | 一种以特殊蓝钨作为原料生产超细wc粉末的制备方法 |
| CN114057195B (zh) * | 2021-11-25 | 2023-05-16 | 中南大学 | 一种超细碳化钨的制备方法 |
| CN113956051B (zh) * | 2021-11-26 | 2023-03-21 | 厦门钜瓷科技有限公司 | 碳热还原法制备氮化铝粉体的除碳方法 |
| JP2023146646A (ja) * | 2022-03-29 | 2023-10-12 | 三菱マテリアル株式会社 | 炭化タングステンの製造方法 |
| CN116654938B (zh) * | 2023-06-06 | 2025-08-05 | 中国科学院合肥物质科学研究院 | 一种偏钨酸铵辅助制备低碳超细碳化钨粉体的方法 |
| CN119265506B (zh) * | 2024-12-09 | 2025-03-28 | 赣州有色冶金研究所有限公司 | 一种渗碳剂、超粗碳化钨粉的制备方法 |
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-
2004
- 2004-04-23 US US10/831,047 patent/US7625542B2/en not_active Expired - Fee Related
- 2004-04-26 CN CN2007101098045A patent/CN101117220B/zh not_active Expired - Fee Related
- 2004-04-26 CN CNB2004100430580A patent/CN100355652C/zh not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102181678A (zh) * | 2011-04-12 | 2011-09-14 | 西安交通大学 | 一种(Fe,Cr)7C3碳化物的制备方法 |
| CN102181678B (zh) * | 2011-04-12 | 2013-02-06 | 西安交通大学 | 一种(Fe,Cr)7C3碳化物的制备方法 |
| CN104694866A (zh) * | 2012-08-21 | 2015-06-10 | 江西稀有稀土金属钨业集团有限公司 | 一种硬质合金喷涂颗粒混合料的制备方法与系统 |
| CN109867286A (zh) * | 2019-04-15 | 2019-06-11 | 北京科技大学 | 一种超细碳化钨的制备方法 |
| CN111001801A (zh) * | 2019-12-04 | 2020-04-14 | 福达合金材料股份有限公司 | 一种银碳化钨-钼复合电触头材料及其骨架粉体和制备方法 |
| CN113816380A (zh) * | 2021-10-19 | 2021-12-21 | 赣州有色冶金研究所有限公司 | 一种氧化钨一步碳化制备超细碳化钨粉的方法 |
| WO2023065457A1 (zh) * | 2021-10-19 | 2023-04-27 | 赣州有色冶金研究所有限公司 | 一种氧化钨一步碳化制备超细碳化钨粉的方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| US7625542B2 (en) | 2009-12-01 |
| CN100355652C (zh) | 2007-12-19 |
| US20040265208A1 (en) | 2004-12-30 |
| CN101117220B (zh) | 2010-11-17 |
| CN101117220A (zh) | 2008-02-06 |
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Assignee: FUJIAN JINXIN TUNGSTEN Co.,Ltd. Assignor: Inframat Corp. Contract fulfillment period: 2008.7.18 to 2016.5.1 Contract record no.: 2008990000844 Denomination of invention: Method for the production of metal carbides Granted publication date: 20071219 License type: Exclusive license Record date: 20081020 |
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Effective date of registration: 20140417 Address after: 100176 Beijing economic and Technological Development Zone, Boxing nine, Jing Jing International 2 building, 1509 Patentee after: Beijing British Forman nano material Technology Co.,Ltd. Address before: 100176, Beijing economic and Technological Development Zone, Yizhuang Sheng Zhong Road, No. 3, Zhong Hui century media building, block A, first floor Patentee before: Wei Yun Effective date of registration: 20140417 Address after: 100176, Beijing economic and Technological Development Zone, Yizhuang Sheng Zhong Road, No. 3, Zhong Hui century media building, block A, first floor Patentee after: Wei Yun Address before: 100176, Beijing economic and Technological Development Zone, Yizhuang Sheng Zhong Road, No. 3, Zhong Hui century media building, block A, first floor Patentee before: Wei Yun Patentee before: Xue Zhida |
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