CN106756128A - 一种低酸耗混合稀土精矿浓硫酸分解的方法 - Google Patents
一种低酸耗混合稀土精矿浓硫酸分解的方法 Download PDFInfo
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- CN106756128A CN106756128A CN201611134244.4A CN201611134244A CN106756128A CN 106756128 A CN106756128 A CN 106756128A CN 201611134244 A CN201611134244 A CN 201611134244A CN 106756128 A CN106756128 A CN 106756128A
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- sulfuric acid
- rare earth
- concentrated sulfuric
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B59/00—Obtaining rare earth metals
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/02—Roasting processes
- C22B1/06—Sulfating roasting
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
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CN201611134244.4A CN106756128B (zh) | 2016-12-10 | 2016-12-10 | 一种低酸耗混合稀土精矿浓硫酸分解的方法 |
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CN201611134244.4A CN106756128B (zh) | 2016-12-10 | 2016-12-10 | 一种低酸耗混合稀土精矿浓硫酸分解的方法 |
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CN106756128A true CN106756128A (zh) | 2017-05-31 |
CN106756128B CN106756128B (zh) | 2019-06-21 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109161702A (zh) * | 2018-09-04 | 2019-01-08 | 包头稀土研究院 | 选择性提取混合稀土精矿中非铈稀土的方法 |
CN111394571A (zh) * | 2020-04-17 | 2020-07-10 | 包头稀土研究院 | 提高稀土矿物与硫酸分解效率的方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1847419A (zh) * | 2005-04-05 | 2006-10-18 | 内蒙古包钢稀土高科技股份有限公司 | 分步法硫酸稀土焙烧分解包头稀土精矿 |
CN102912117A (zh) * | 2012-11-16 | 2013-02-06 | 洛阳水泥工程设计研究院有限公司 | 一种硫酸稀土精矿回转窑焙烧装置的二次焙烧工艺 |
CN104561539A (zh) * | 2015-02-16 | 2015-04-29 | 包头市锦园化工科技有限公司 | 一种节能高效的稀土精矿硫酸分步焙烧方法 |
CN105568006A (zh) * | 2015-12-31 | 2016-05-11 | 包头稀土研究院 | 一种浓硫酸清洁冶炼混合稀土精矿的方法 |
CN106119522A (zh) * | 2016-07-21 | 2016-11-16 | 中国恩菲工程技术有限公司 | 稀土矿的提取方法 |
-
2016
- 2016-12-10 CN CN201611134244.4A patent/CN106756128B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1847419A (zh) * | 2005-04-05 | 2006-10-18 | 内蒙古包钢稀土高科技股份有限公司 | 分步法硫酸稀土焙烧分解包头稀土精矿 |
CN102912117A (zh) * | 2012-11-16 | 2013-02-06 | 洛阳水泥工程设计研究院有限公司 | 一种硫酸稀土精矿回转窑焙烧装置的二次焙烧工艺 |
CN104561539A (zh) * | 2015-02-16 | 2015-04-29 | 包头市锦园化工科技有限公司 | 一种节能高效的稀土精矿硫酸分步焙烧方法 |
CN105568006A (zh) * | 2015-12-31 | 2016-05-11 | 包头稀土研究院 | 一种浓硫酸清洁冶炼混合稀土精矿的方法 |
CN106119522A (zh) * | 2016-07-21 | 2016-11-16 | 中国恩菲工程技术有限公司 | 稀土矿的提取方法 |
Non-Patent Citations (1)
Title |
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赵铭等: "混合稀土精矿浓硫酸低温焙烧工业化的研究", 《包钢科技》 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109161702A (zh) * | 2018-09-04 | 2019-01-08 | 包头稀土研究院 | 选择性提取混合稀土精矿中非铈稀土的方法 |
CN109161702B (zh) * | 2018-09-04 | 2020-10-23 | 包头稀土研究院 | 选择性提取混合稀土精矿中非铈稀土的方法 |
CN111394571A (zh) * | 2020-04-17 | 2020-07-10 | 包头稀土研究院 | 提高稀土矿物与硫酸分解效率的方法 |
CN111394571B (zh) * | 2020-04-17 | 2022-02-15 | 包头稀土研究院 | 提高稀土矿物与硫酸分解效率的方法 |
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Effective date of registration: 20220922 Address after: Xinguang San Village, Haye Naobao Town, Kun District, Baotou City, Inner Mongolia Autonomous Region 014015 Patentee after: BAOTOU JINMENG RARE-EARTH Co.,Ltd. Address before: 014030 No.36 Huanghe street, Baotou rare earth high tech Industrial Development Zone, Inner Mongolia Autonomous Region Patentee before: BAOTOU Research Institute OF RARE EARTHS Patentee before: NATIONAL ENGINEERING RESEARCH CENTRE OF RUIKE RARE EARTH METALLURGY AND FUNCTION MATERIALS Co.,Ltd. |