CN105217688B - 一种高纯钨酸铵的制备方法 - Google Patents
一种高纯钨酸铵的制备方法 Download PDFInfo
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- CN105217688B CN105217688B CN201510603180.7A CN201510603180A CN105217688B CN 105217688 B CN105217688 B CN 105217688B CN 201510603180 A CN201510603180 A CN 201510603180A CN 105217688 B CN105217688 B CN 105217688B
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- purity
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- ammonium tungstate
- ammonium
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G41/00—Compounds of tungsten
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- 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
- C01P2006/80—Compositional purity
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- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
Description
实施例 | 高纯钨酸铵产品纯度 | 钨元素直收率 |
实施例1 | 99.9997% | 97.5% |
实施例2 | 99.9998% | 97.9% |
实施例3 | 99.9996% | 97.2% |
实施例4 | 99.9998% | 98.1% |
实施例5 | 99.9999% | 98.3% |
Claims (10)
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CN201510603180.7A CN105217688B (zh) | 2015-09-21 | 2015-09-21 | 一种高纯钨酸铵的制备方法 |
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CN201510603180.7A CN105217688B (zh) | 2015-09-21 | 2015-09-21 | 一种高纯钨酸铵的制备方法 |
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CN105217688A CN105217688A (zh) | 2016-01-06 |
CN105217688B true CN105217688B (zh) | 2017-07-18 |
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US20210340023A1 (en) * | 2018-12-19 | 2021-11-04 | H.C. Starck Tungsten Gmbh | Method for Preparing Ammonium Metatungstate |
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CN1066418C (zh) * | 1997-10-17 | 2001-05-30 | 株洲硬质合金厂 | 一种偏钨酸溶液的制备方法 |
CN101570346A (zh) * | 2009-06-11 | 2009-11-04 | 中南大学 | 从钨酸钠溶液制取仲钨酸铵的方法 |
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Address after: 410000 Hunan province Changsha city streets Muyun Industrial Park emerging nanteau science and Technology Industrial Park C4 Building 102 Applicant after: Hunan rhenium rhenium alloy material Co.,Ltd. Address before: 410000 Hunan province Changsha Muyun Industrial Park emerging technology industrial park C3 Building No. 603 Applicant before: HUNAN ZHONGLAI INDUSTRIAL TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20170526 Address after: 410000 Hunan province Changsha city streets Muyun Industrial Park emerging nanteau science and Technology Industrial Park C3 building 603 Applicant after: Hunan Outai rare Pioneer Metals Corp. Address before: 410000 Hunan province Changsha city streets Muyun Industrial Park emerging nanteau science and Technology Industrial Park C4 Building 102 Applicant before: Hunan rhenium rhenium alloy material Co.,Ltd. |
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Effective date of registration: 20230904 Address after: Room 201, Building 10, Xinggong Science and Technology Park, No. 100 Luyun Road, Changsha High tech Development Zone, Changsha City, Hunan Province, 410006 Patentee after: Hunan rhenium rhenium alloy material Co.,Ltd. Address before: Room 603, building C3, Xinxing science and Technology Industrial Park, Muyun Industrial Park, NANTUO street, Tianxin District, Changsha City, Hunan Province, 410000 Patentee before: Hunan Outai rare Pioneer Metals Corp. |