Article(id=1201193877228188663, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1201193876590654455, articleNumber=1009-5438(2025)04-0005-04, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=research-article, receivedDate=1733241600000, receivedDateStr=2024-12-04, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1764316537434, onlineDateStr=2025-11-28, pubDate=1756051200000, pubDateStr=2025-08-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1764316537434, onlineIssueDateStr=2025-11-28, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1764316537434, creator=13701087609, updateTime=1764316537434, updator=13701087609, issue=Issue{id=1201193876590654455, tenantId=1146029695717560320, journalId=1185652524569653253, year='2025', volume='51', issue='4', pageStart='1', pageEnd='98', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1764316537282, creator=13701087609, updateTime=1764316948844, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1201195602878100389, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1201193876590654455, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1201195602878100390, tenantId=1146029695717560320, journalId=1185652524569653253, issueId=1201193876590654455, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=5, endPage=8, ext={EN=ArticleExt(id=1201193877479846905, articleId=1201193877228188663, tenantId=1146029695717560320, journalId=1185652524569653253, language=EN, title=Experiment on Improving Recovery Rate of Micro-fine Particle Rare Earth Minerals, columnId=1187100781414069182, journalTitle=Science & Technology of Baotou Steel, columnName=Production Practices and Management, runingTitle=null, highlight=null, articleAbstract=
The rare earth in baiyuneboite is recovered with the process of concentration-flotation-concentration-filtration in Baoshan Mining Co.. During the concentration process of concentrate, about 4% of rare earth resources are run off from overflow of concentrate, their grade is 26.17% by detection and most of their particle sizes are 5~20 μm so that they are micro-fine particles. In this paper, the overflowed concentrate of large well of concentrate in Baoshan Mining Co. is with sampling analysis. The rare earth resources are recovered with various methods as flotation, desliming flotation, magnetic concentration and gravity concentration. Finally, the rare earth ore concentrate with grade of 50.72% and recovery rate of 30.82% is obtained with the gravity concentration method, which is with significant guiding function for comprehensive recovery of rare earth resources in Bayan Obo.
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宝山矿业公司使用浓缩-浮选-浓缩-过滤工艺回收白云鄂博矿中的稀土,在精矿浓缩过程中,约4%的稀土资源从精矿溢流中流失,经检测溢流精矿的稀土品位为26.17%,绝大部分粒径为5~20 μm,属于微细粒颗粒。文章对宝山矿业公司精矿大井溢流精矿进行取样分析,使用浮选、脱泥浮选、磁选、重选等多种方法回收稀土资源,最终使用重选方法获得稀土品位为50.72%、回收率为30.82%的稀土精矿,对综合回收白云鄂博稀土资源具有重要的指导作用。
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陈宏超(1971-),男,河南省舞阳市人,高级工程师,现从事矿产资源综合利用产业化研究工作。
, authorsList=陈宏超, 许俊山, 郭旭, 边峻超)}, authors=[Author(id=1201193878977212449, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1201193877228188663, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1201193879073681448, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1201193877228188663, authorId=1201193878977212449, language=EN, stringName=Hongchao Chen, firstName=Hongchao, middleName=null, lastName=Chen, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=Baotou Steel Group Baoshan Mining Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1201193879144984622, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1201193877228188663, authorId=1201193878977212449, language=CN, stringName=陈宏超, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=null, address=包钢集团宝山矿业有限公司, 内蒙古 包头 014010, bio={"content":"
陈宏超(1971-),男,河南省舞阳市人,高级工程师,现从事矿产资源综合利用产业化研究工作。
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陈宏超(1971-),男,河南省舞阳市人,高级工程师,现从事矿产资源综合利用产业化研究工作。
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doi=null, pmid=null, pmcid=null, year=2018, volume=null, issue=null, pageStart=null, pageEnd=null, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=杨占峰, 马莹, 王彦, journalName=稀土采选与环境保护, refType=null, unstructuredReference=杨占峰, 马莹, 王彦.
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2003(3):47-49., articleTitle=包钢选矿厂磁铁矿尾矿选稀土的探讨, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1201193878863966232, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1201193877228188663, xref=null, ext=[AuthorCompanyExt(id=1201193878872354842, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1201193877228188663, companyId=1201193878863966232, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=Baotou Steel Group Baoshan Mining Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China), AuthorCompanyExt(id=1201193878880743451, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1201193877228188663, companyId=1201193878863966232, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=包钢集团宝山矿业有限公司, 内蒙古 包头 014010)])], figs=[ArticleFig(id=1201193880977895596, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1201193877228188663, language=EN, label=null, caption=null, figureFileSmall=11pkZIeF3XbcwBvjVmCPuA==, figureFileBig=7GvQtHC7CjM2gQKCIRYSDA==, tableContent=null), ArticleFig(id=1201193881070170292, tenantId=1146029695717560320, journalId=1185652524569653253, articleId=1201193877228188663, language=CN, label=图1, caption=
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| TFe | FeO | SiO2 | P | S | F | K2O | Na2O | CaO | MgO |
| 5.52 | 1.70 | 3.45 | 3.09 | 3.160 | 13.60 | 0.18 | 0.18 | 25.40 | 1.57 |
| Al2O3 | MnO | TiO2 | Zn | BaO | Sc2O3 | Nb2O5 | ThO2 | REO | Ig |
| 0.47 | 0.73 | 0.19 | 0.10 | 2.11 | 0.014 389 | 0.10 | 0.064 | 26.17 | 12.58 |
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试样多元素分析结果(质量分数)%
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| TFe | FeO | SiO2 | P | S | F | K2O | Na2O | CaO | MgO |
| 5.52 | 1.70 | 3.45 | 3.09 | 3.160 | 13.60 | 0.18 | 0.18 | 25.40 | 1.57 |
| Al2O3 | MnO | TiO2 | Zn | BaO | Sc2O3 | Nb2O5 | ThO2 | REO | Ig |
| 0.47 | 0.73 | 0.19 | 0.10 | 2.11 | 0.014 389 | 0.10 | 0.064 | 26.17 | 12.58 |
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| 磁铁矿 | 赤铁矿 | 硫铁矿 | 萤石 | 白云石 | 角闪石 | 辉石 |
| 0.85 | 2.55 | 4.10 | 22.15 | 16.85 | 1.85 | 1.15 |
| 黑云母 | 石英、长石 | 磷灰石 | 重晶石 | 稀土矿物 | 其他矿物 | |
| 1.10 | 0.05 | 9.70 | 3.25 | 35.85 | 0.55 | |
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试样矿物组成分析结果(质量分数)%
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| 磁铁矿 | 赤铁矿 | 硫铁矿 | 萤石 | 白云石 | 角闪石 | 辉石 |
| 0.85 | 2.55 | 4.10 | 22.15 | 16.85 | 1.85 | 1.15 |
| 黑云母 | 石英、长石 | 磷灰石 | 重晶石 | 稀土矿物 | 其他矿物 | |
| 1.10 | 0.05 | 9.70 | 3.25 | 35.85 | 0.55 | |
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| REO | REO-氟碳铈矿 | REO-独居石 |
| 26.17 | 19.16 | 7.01 |
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试样稀土物相分析(质量分数)%
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| REO | REO-氟碳铈矿 | REO-独居石 |
| 26.17 | 19.16 | 7.01 |
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| 粒级 | 产率 | REO | REO分布率 | 累计产率 |
| >0.074 mm | 0.30 | 7.70 | 0.09 | 0.30 |
| 0.043~0.074 mm | 0.22 | 24.33 | 0.20 | 0.52 |
| 0.038~0.043 mm | 0.29 | 30.00 | 0.33 | 0.81 |
| 0.030~0.038 mm | 1.95 | 31.03 | 2.31 | 2.76 |
| <0.030 mm | 97.24 | 26.12 | 97.06 | 100.00 |
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试样筛析结果(质量分数)%
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| 粒级 | 产率 | REO | REO分布率 | 累计产率 |
| >0.074 mm | 0.30 | 7.70 | 0.09 | 0.30 |
| 0.043~0.074 mm | 0.22 | 24.33 | 0.20 | 0.52 |
| 0.038~0.043 mm | 0.29 | 30.00 | 0.33 | 0.81 |
| 0.030~0.038 mm | 1.95 | 31.03 | 2.31 | 2.76 |
| <0.030 mm | 97.24 | 26.12 | 97.06 | 100.00 |
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| 产品名称 | 产率 | 品位 | 回收率 |
| 精矿 | 2.78 | 37.58 | 3.99 |
| 中矿 | 33.10 | 26.20 | 33.13 |
| 尾矿 | 64.12 | 25.67 | 62.88 |
| 给矿 | 100.00 | 26.17 | 100.00 |
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浮选试验结果(质量分数)%
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| 产品名称 | 产率 | 品位 | 回收率 |
| 精矿 | 2.78 | 37.58 | 3.99 |
| 中矿 | 33.10 | 26.20 | 33.13 |
| 尾矿 | 64.12 | 25.67 | 62.88 |
| 给矿 | 100.00 | 26.17 | 100.00 |
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| 产品名称 | 产率 | 品位 | 回收率 |
| 预先脱泥-泡沫 | 27.63 | 28.11 | 29.68 |
| 精矿 | 2.50 | 52.77 | 5.04 |
| 中矿 | 37.52 | 29.94 | 42.92 |
| 尾矿 | 32.35 | 18.09 | 22.36 |
| 给矿 | 100.00 | 26.17 | 100.00 |
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脱泥浮选试验结果(质量分数)%
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| 产品名称 | 产率 | 品位 | 回收率 |
| 预先脱泥-泡沫 | 27.63 | 28.11 | 29.68 |
| 精矿 | 2.50 | 52.77 | 5.04 |
| 中矿 | 37.52 | 29.94 | 42.92 |
| 尾矿 | 32.35 | 18.09 | 22.36 |
| 给矿 | 100.00 | 26.17 | 100.00 |
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磁场 强度 | 精矿 产率 | 精矿 品位 | 尾矿 产率 | 尾矿 品位 | 回收率 |
| 1.0 T | 7.80 | 33.05 | 92.20 | 25.59 | 9.85 |
| 1.3 T | 13.86 | 32.75 | 86.14 | 25.11 | 17.34 |
| 1.7 T | 28.82 | 34.31 | 71.18 | 22.87 | 37.78 |
| 2.0 T | 36.60 | 35.60 | 63.40 | 20.73 | 49.79 |
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磁选试验结果(质量分数)%
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磁场 强度 | 精矿 产率 | 精矿 品位 | 尾矿 产率 | 尾矿 品位 | 回收率 |
| 1.0 T | 7.80 | 33.05 | 92.20 | 25.59 | 9.85 |
| 1.3 T | 13.86 | 32.75 | 86.14 | 25.11 | 17.34 |
| 1.7 T | 28.82 | 34.31 | 71.18 | 22.87 | 37.78 |
| 2.0 T | 36.60 | 35.60 | 63.40 | 20.73 | 49.79 |
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| 产品名称 | 产率 | 品位 | 回收率 |
| 精矿 | 15.90 | 50.72 | 30.82 |
| 中矿 | 18.82 | 23.71 | 17.05 |
| 尾矿 | 65.28 | 20.90 | 52.13 |
| 给矿 | 100.00 | 26.17 | 100.00 |
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摇床试验结果(质量分数)%
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| 产品名称 | 产率 | 品位 | 回收率 |
| 精矿 | 15.90 | 50.72 | 30.82 |
| 中矿 | 18.82 | 23.71 | 17.05 |
| 尾矿 | 65.28 | 20.90 | 52.13 |
| 给矿 | 100.00 | 26.17 | 100.00 |
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