Article(id=1236276111684980940, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1236276104999268557, articleNumber=null, orderNo=null, doi=10.3969/j.issn.0253-6099.2025.04.015, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1739116800000, receivedDateStr=2025-02-10, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1772680793925, onlineDateStr=2026-03-05, pubDate=1753977600000, pubDateStr=2025-08-01, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1772680793925, onlineIssueDateStr=2026-03-05, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1772680793925, creator=13701087609, updateTime=1772680793925, updator=13701087609, issue=Issue{id=1236276104999268557, tenantId=1146029695717560320, journalId=1235980550691926019, year='2025', volume='45', issue='4', pageStart='1', pageEnd='200', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1772680792331, creator=13701087609, updateTime=1772681498687, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1236279067746562719, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1236276104999268557, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1236279067746562720, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1236276104999268557, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=84, endPage=89, ext={EN=ArticleExt(id=1236276111999553757, articleId=1236276111684980940, tenantId=1146029695717560320, journalId=1235980550691926019, language=EN, title=Experimental Research on Beneficiation of Complex Low-Grade Associated Fluorite Ore in Hunan Province, columnId=1236276106932842717, journalTitle=Mining and Metallurgical Engineering, columnName=MINERAL PROCESSING, runingTitle=null, highlight=null, articleAbstract=
Under the current production conditions, the fluorite concentrate obtained from the associated fluorite resources in a mine of Hunan Province has its processing indicators undesirable and fluctuating widely. In view of this technical bottleneck, a new processing technique was developed to recover such kind of fluorite ore for improving the quality of resources. In this technique, a principle of alkaline environment followed by acidic environment was adopted in the cleaning stage, and also the middlings obtained from the cleaning stage are returned to be processed again. As a result, a full-process closed-circuit test yielded 13.67% high-grade fluorite concentrate grading 96.11% CaF2 at 60.13% recovery, and 3.93% low-grade fluorite concentrate grading 85.08% CaF2 at 15.34% recovery. The comprehensive concentrate has a CaF2 grade up to 93.65%, with total recovery of 75.47%. It is concluded that this low-grade associated fluorite ore can be efficiently and comprehensively recovered using this technique.
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针对湖南某矿山伴生萤石资源在原生产工艺条件下萤石精矿指标差、指标波动大的问题,开发了低品位伴生萤石回收提质增量新技术。新技术采用“前碱后酸”的双循环系统,全流程闭路试验可获得产率13.67%、CaF2品位96.11%、萤石回收率60.13%的高品位萤石精矿和产率3.93%、CaF2品位85.08%、萤石回收率15.34%的低品位萤石精矿。综合精矿CaF2品位93.65%,萤石总回收率75.47%,实现了该低品位伴生萤石资源的高效综合回收。
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易峦(1982—),男,湖南岳阳人,硕士,高级工程师,主要从事矿物加工研究及管理工作。E-mail:yiluan@minmetals.com
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易峦(1982—),男,湖南岳阳人,硕士,高级工程师,主要从事矿物加工研究及管理工作。E-mail:yiluan@minmetals.com
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42(4): 67-70., articleTitle=Research and ap-plication of efficient recovery technology for complex low-grade associated fluorite, refAbstract=null)], funds=[Fund(id=1236348228271141165, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, awardId=2022TJ-XH-018, language=CN, fundingSource=湖南省科协科技人才托举工程“小荷”人才项目(2022TJ-XH-018), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1236348220276798145, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, xref=1., ext=[AuthorCompanyExt(id=1236348220289381059, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, companyId=1236348220276798145, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1.Changsha Research Institute of Mining and Metallurgy Co., Ltd., Changsha 410012, Hunan, China), AuthorCompanyExt(id=1236348220306158279, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, companyId=1236348220276798145, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1.长沙矿冶研究院有限责任公司,湖南 长沙 410012)]), AuthorCompany(id=1236348220369072844, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, xref=2., ext=[AuthorCompanyExt(id=1236348220377461452, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, companyId=1236348220369072844, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.Changsha Institute of Mining Research Co., Ltd., Changsha 410012, Hunan, China), AuthorCompanyExt(id=1236348220390044366, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, companyId=1236348220369072844, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2.长沙矿山研究院有限责任公司,湖南 长沙 410012)])], figs=[ArticleFig(id=1236348223825178627, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Fig.1, caption=
Principle test flowchart, figureFileSmall=vGN/tCsyINjaw/mcT2qIyA==, figureFileBig=7QE8aAwM6xfaSZF17aj4Vw==, tableContent=null), ArticleFig(id=1236348223930036236, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=图1, caption=
试验原则流程, figureFileSmall=vGN/tCsyINjaw/mcT2qIyA==, figureFileBig=7QE8aAwM6xfaSZF17aj4Vw==, tableContent=null), ArticleFig(id=1236348224034893844, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Fig.2, caption=
Flowchart for roughing test, figureFileSmall=rkDwO4LsSOq2Xa6pi+eJuQ==, figureFileBig=1S3bDO+7KXD6aQ90U+mGsQ==, tableContent=null), ArticleFig(id=1236348224152334369, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=图2, caption=
粗选试验流程, figureFileSmall=rkDwO4LsSOq2Xa6pi+eJuQ==, figureFileBig=1S3bDO+7KXD6aQ90U+mGsQ==, tableContent=null), ArticleFig(id=1236348224252997675, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Fig.3, caption=
Full-process closed-circuit test flowchart for recovering high-grade fluorite, figureFileSmall=M57PSsV5y7Ri0Bg0iV8CCQ==, figureFileBig=Hq1nH5HOnRy3au35RYIbOA==, tableContent=null), ArticleFig(id=1236348224349466675, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=图3, caption=
高品位系统全流程闭路试验流程, figureFileSmall=M57PSsV5y7Ri0Bg0iV8CCQ==, figureFileBig=Hq1nH5HOnRy3au35RYIbOA==, tableContent=null), ArticleFig(id=1236348224471101504, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Fig.4, caption=
Roughing test flowchart for recovering low-grade fluorite, figureFileSmall=DkQR+6tW/BGm3tG4VC3fzQ==, figureFileBig=9WqZVh5+fQQy1/9K05z15Q==, tableContent=null), ArticleFig(id=1236348224584347722, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=图4, caption=
低品位系统粗选试验流程, figureFileSmall=DkQR+6tW/BGm3tG4VC3fzQ==, figureFileBig=9WqZVh5+fQQy1/9K05z15Q==, tableContent=null), ArticleFig(id=1236348224722759760, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Fig.5, caption=
Full-process closed-circuit test flowchart for recovering low-grade fluorite, figureFileSmall=w2ktl0KFoTlgdepUjyd/Ww==, figureFileBig=19RBCLURRn57hK0+dlJBmQ==, tableContent=null), ArticleFig(id=1236348224810840153, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=图5, caption=
低品位系统全流程闭路试验流程, figureFileSmall=w2ktl0KFoTlgdepUjyd/Ww==, figureFileBig=19RBCLURRn57hK0+dlJBmQ==, tableContent=null), ArticleFig(id=1236348224919892067, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Table 1, caption=
Multi-elemental analysis of raw ore
, figureFileSmall=null, figureFileBig=null, tableContent=
| CaF2 | WO3 | TiO2 | K2O | SiO2 | Al2O3 | CaO |
| 21.74 | 0.09 | 0.15 | 3.59 | 42.67 | 5.24 | 15.37 |
| MgO | Na2O | Sn | Mo | Bi | Pb | Zn |
| 0.64 | 2.75 | 0.09 | 0.005 | 0.016 | 0.043 | 0.014 |
| Rb | Fe | Mn | P | S | 烧失 | |
| 0.085 | 4.96 | 0.52 | 0.017 | 0.12 | 1.89 | |
), ArticleFig(id=1236348225016361064, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=表1, caption=
原矿化学多元素分析结果(质量分数)
, figureFileSmall=null, figureFileBig=null, tableContent=
| CaF2 | WO3 | TiO2 | K2O | SiO2 | Al2O3 | CaO |
| 21.74 | 0.09 | 0.15 | 3.59 | 42.67 | 5.24 | 15.37 |
| MgO | Na2O | Sn | Mo | Bi | Pb | Zn |
| 0.64 | 2.75 | 0.09 | 0.005 | 0.016 | 0.043 | 0.014 |
| Rb | Fe | Mn | P | S | 烧失 | |
| 0.085 | 4.96 | 0.52 | 0.017 | 0.12 | 1.89 | |
), ArticleFig(id=1236348225142190193, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Table 2, caption=
Sieve analysis of raw ore
, figureFileSmall=null, figureFileBig=null, tableContent=
| 粒级/mm | 产率/% | CaF2品位/% | CaF2分布率/% |
|---|
| 个别 | 负累计 |
|---|
| +0.15 | 6.94 | 100.00 | 9.77 | 3.19 |
| -0.15+0.10 | 10.33 | 93.06 | 14.06 | 6.83 |
| -0.10+0.075 | 12.79 | 82.73 | 15.45 | 9.30 |
| -0.075+0.045 | 13.13 | 69.94 | 19.17 | 11.85 |
| -0.045+0.030 | 9.33 | 56.81 | 22.33 | 9.80 |
| -0.030+0.025 | 5.69 | 47.48 | 24.08 | 6.45 |
| -0.025+0.019 | 8.42 | 41.79 | 25.97 | 10.29 |
| -0.019+0.010 | 6.57 | 33.37 | 28.06 | 8.68 |
| -0.010 | 26.80 | 26.80 | 26.65 | 33.61 |
| 合计 | 100.00 | | 21.25 | 100.00 |
), ArticleFig(id=1236348225234464890, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=表2, caption=
原矿粒度筛析结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 粒级/mm | 产率/% | CaF2品位/% | CaF2分布率/% |
|---|
| 个别 | 负累计 |
|---|
| +0.15 | 6.94 | 100.00 | 9.77 | 3.19 |
| -0.15+0.10 | 10.33 | 93.06 | 14.06 | 6.83 |
| -0.10+0.075 | 12.79 | 82.73 | 15.45 | 9.30 |
| -0.075+0.045 | 13.13 | 69.94 | 19.17 | 11.85 |
| -0.045+0.030 | 9.33 | 56.81 | 22.33 | 9.80 |
| -0.030+0.025 | 5.69 | 47.48 | 24.08 | 6.45 |
| -0.025+0.019 | 8.42 | 41.79 | 25.97 | 10.29 |
| -0.019+0.010 | 6.57 | 33.37 | 28.06 | 8.68 |
| -0.010 | 26.80 | 26.80 | 26.65 | 33.61 |
| 合计 | 100.00 | | 21.25 | 100.00 |
), ArticleFig(id=1236348225377071230, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Table 3, caption=
Liberation degree analysis of fluorite
, figureFileSmall=null, figureFileBig=null, tableContent=
| 单体/% | 连生体/% |
|---|
| >3/4 | 3/4~1/2 | 1/2~1/4 | <1/4 |
|---|
| 71.4 | 7.1 | 9.3 | 7.6 | 4.6 |
), ArticleFig(id=1236348225523871879, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=表3, caption=
萤石解离度分析结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 单体/% | 连生体/% |
|---|
| >3/4 | 3/4~1/2 | 1/2~1/4 | <1/4 |
|---|
| 71.4 | 7.1 | 9.3 | 7.6 | 4.6 |
), ArticleFig(id=1236348225641312396, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Table 4, caption=
Test results of sodium carbonate dosage in rougher
, figureFileSmall=null, figureFileBig=null, tableContent=
| 碳酸钠用量/(g·t-1) | 产品名称 | 产率/% | 品位/% | 回收率/% |
|---|
| CaF2 | CaCO3 | CaF2 | CaCO3 |
|---|
| | 粗精矿 | 30.87 | 52.56 | 6.25 | 76.39 | 34.03 |
| 1 000 | 尾矿 | 69.13 | 7.25 | 5.41 | 23.61 | 65.97 |
| | 原矿 | 100.00 | 21.24 | 5.67 | 100.00 | 100.00 |
| | 粗精矿 | 36.16 | 45.87 | 7.47 | 78.39 | 47.89 |
| 2 000 | 尾矿 | 63.84 | 7.16 | 4.60 | 21.61 | 52.11 |
| | 原矿 | 100.00 | 21.16 | 5.64 | 100.00 | 100.00 |
| | 粗精矿 | 39.32 | 44.97 | 7.72 | 80.93 | 53.54 |
| 3 000 | 尾矿 | 60.68 | 6.87 | 4.34 | 19.07 | 46.46 |
| | 原矿 | 100.00 | 21.85 | 5.67 | 100.00 | 100.00 |
| | 粗精矿 | 41.06 | 42.98 | 8.21 | 81.59 | 59.66 |
| 4 000 | 尾矿 | 58.94 | 6.76 | 3.87 | 18.41 | 40.34 |
| | 原矿 | 100.00 | 21.63 | 5.65 | 100.00 | 100.00 |
), ArticleFig(id=1236348225741975699, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=表4, caption=
粗选碳酸钠用量试验结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 碳酸钠用量/(g·t-1) | 产品名称 | 产率/% | 品位/% | 回收率/% |
|---|
| CaF2 | CaCO3 | CaF2 | CaCO3 |
|---|
| | 粗精矿 | 30.87 | 52.56 | 6.25 | 76.39 | 34.03 |
| 1 000 | 尾矿 | 69.13 | 7.25 | 5.41 | 23.61 | 65.97 |
| | 原矿 | 100.00 | 21.24 | 5.67 | 100.00 | 100.00 |
| | 粗精矿 | 36.16 | 45.87 | 7.47 | 78.39 | 47.89 |
| 2 000 | 尾矿 | 63.84 | 7.16 | 4.60 | 21.61 | 52.11 |
| | 原矿 | 100.00 | 21.16 | 5.64 | 100.00 | 100.00 |
| | 粗精矿 | 39.32 | 44.97 | 7.72 | 80.93 | 53.54 |
| 3 000 | 尾矿 | 60.68 | 6.87 | 4.34 | 19.07 | 46.46 |
| | 原矿 | 100.00 | 21.85 | 5.67 | 100.00 | 100.00 |
| | 粗精矿 | 41.06 | 42.98 | 8.21 | 81.59 | 59.66 |
| 4 000 | 尾矿 | 58.94 | 6.76 | 3.87 | 18.41 | 40.34 |
| | 原矿 | 100.00 | 21.63 | 5.65 | 100.00 | 100.00 |
), ArticleFig(id=1236348225913942168, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Table 5, caption=
Test results of water glass dosage in rougher
, figureFileSmall=null, figureFileBig=null, tableContent=
| 水玻璃用量/(g·t-1) | 产品名称 | 产率/% | 品位/% | 回收率/% |
|---|
| CaF2 | CaCO3 | CaF2 | CaCO3 |
|---|
| | 粗精矿 | 42.67 | 40.66 | 8.83 | 82.26 | 66.80 |
| 1 000 | 尾矿 | 57.33 | 6.52 | 3.27 | 17.74 | 33.20 |
| | 原矿 | 100.00 | 21.09 | 5.64 | 100.00 | 100.00 |
| | 粗精矿 | 39.32 | 44.97 | 7.72 | 80.93 | 53.54 |
| 2 000 | 尾矿 | 60.68 | 6.87 | 4.34 | 19.07 | 46.46 |
| | 原矿 | 100.00 | 21.85 | 5.67 | 100.00 | 100.00 |
| | 粗精矿 | 35.68 | 47.44 | 6.36 | 77.57 | 40.45 |
| 3 000 | 尾矿 | 64.32 | 7.61 | 5.19 | 22.43 | 59.55 |
| | 原矿 | 100.00 | 21.82 | 5.61 | 100.00 | 100.00 |
| | 粗精矿 | 30.11 | 51.86 | 5.06 | 71.43 | 26.92 |
| 4 000 | 尾矿 | 69.89 | 8.94 | 5.92 | 28.57 | 73.08 |
| | 原矿 | 100.00 | 21.86 | 5.66 | 100.00 | 100.00 |
), ArticleFig(id=1236348226069131427, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=表5, caption=
粗选水玻璃用量试验结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 水玻璃用量/(g·t-1) | 产品名称 | 产率/% | 品位/% | 回收率/% |
|---|
| CaF2 | CaCO3 | CaF2 | CaCO3 |
|---|
| | 粗精矿 | 42.67 | 40.66 | 8.83 | 82.26 | 66.80 |
| 1 000 | 尾矿 | 57.33 | 6.52 | 3.27 | 17.74 | 33.20 |
| | 原矿 | 100.00 | 21.09 | 5.64 | 100.00 | 100.00 |
| | 粗精矿 | 39.32 | 44.97 | 7.72 | 80.93 | 53.54 |
| 2 000 | 尾矿 | 60.68 | 6.87 | 4.34 | 19.07 | 46.46 |
| | 原矿 | 100.00 | 21.85 | 5.67 | 100.00 | 100.00 |
| | 粗精矿 | 35.68 | 47.44 | 6.36 | 77.57 | 40.45 |
| 3 000 | 尾矿 | 64.32 | 7.61 | 5.19 | 22.43 | 59.55 |
| | 原矿 | 100.00 | 21.82 | 5.61 | 100.00 | 100.00 |
| | 粗精矿 | 30.11 | 51.86 | 5.06 | 71.43 | 26.92 |
| 4 000 | 尾矿 | 69.89 | 8.94 | 5.92 | 28.57 | 73.08 |
| | 原矿 | 100.00 | 21.86 | 5.66 | 100.00 | 100.00 |
), ArticleFig(id=1236348226199154862, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Table 6, caption=
Test results of CK-08 dosage in rougher
, figureFileSmall=null, figureFileBig=null, tableContent=
| CK-08用量/(g·t-1) | 产品名称 | 产率/% | 品位/% | 回收率/% |
|---|
| CaF2 | CaCO3 | CaF2 | CaCO3 |
|---|
| | 粗精矿 | 45.85 | 39.56 | 11.17 | 82.94 | 90.81 |
| 0 | 尾矿 | 54.15 | 6.89 | 0.96 | 17.06 | 9.19 |
| | 原矿 | 100.00 | 21.87 | 5.64 | 100.00 | 100.00 |
| | 粗精矿 | 42.74 | 41.56 | 10.46 | 81.26 | 79.13 |
| 200 | 尾矿 | 57.26 | 7.16 | 2.06 | 18.74 | 20.87 |
| | 原矿 | 100.00 | 21.86 | 5.65 | 100.00 | 100.00 |
| | 粗精矿 | 39.32 | 44.97 | 7.72 | 80.93 | 53.54 |
| 400 | 尾矿 | 60.68 | 6.87 | 4.34 | 19.07 | 46.46 |
| | 原矿 | 100.00 | 21.85 | 5.67 | 100.00 | 100.00 |
| | 粗精矿 | 30.57 | 53.62 | 5.86 | 74.98 | 31.65 |
| 600 | 尾矿 | 69.43 | 7.88 | 5.57 | 25.02 | 68.35 |
| | 原矿 | 100.00 | 21.86 | 5.66 | 100.00 | 100.00 |
), ArticleFig(id=1236348226366927029, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=表6, caption=
粗选抑制剂CK-08用量试验结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| CK-08用量/(g·t-1) | 产品名称 | 产率/% | 品位/% | 回收率/% |
|---|
| CaF2 | CaCO3 | CaF2 | CaCO3 |
|---|
| | 粗精矿 | 45.85 | 39.56 | 11.17 | 82.94 | 90.81 |
| 0 | 尾矿 | 54.15 | 6.89 | 0.96 | 17.06 | 9.19 |
| | 原矿 | 100.00 | 21.87 | 5.64 | 100.00 | 100.00 |
| | 粗精矿 | 42.74 | 41.56 | 10.46 | 81.26 | 79.13 |
| 200 | 尾矿 | 57.26 | 7.16 | 2.06 | 18.74 | 20.87 |
| | 原矿 | 100.00 | 21.86 | 5.65 | 100.00 | 100.00 |
| | 粗精矿 | 39.32 | 44.97 | 7.72 | 80.93 | 53.54 |
| 400 | 尾矿 | 60.68 | 6.87 | 4.34 | 19.07 | 46.46 |
| | 原矿 | 100.00 | 21.85 | 5.67 | 100.00 | 100.00 |
| | 粗精矿 | 30.57 | 53.62 | 5.86 | 74.98 | 31.65 |
| 600 | 尾矿 | 69.43 | 7.88 | 5.57 | 25.02 | 68.35 |
| | 原矿 | 100.00 | 21.86 | 5.66 | 100.00 | 100.00 |
), ArticleFig(id=1236348226480173243, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Table 7, caption=
Test results of CYP-01 dosage in rougher
, figureFileSmall=null, figureFileBig=null, tableContent=
| CYP-01用量/(g·t-1) | 产品名称 | 产率/% | 品位/% | 回收率/% |
|---|
| CaF2 | CaCO3 | CaF2 | CaCO3 |
|---|
| | 粗精矿 | 26.36 | 56.11 | 5.25 | 67.63 | 24.49 |
| 300 | 尾矿 | 73.64 | 9.61 | 5.79 | 32.37 | 75.51 |
| | 原矿 | 100.00 | 21.87 | 5.65 | 100.00 | 100.00 |
| | 粗精矿 | 35.57 | 46.14 | 5.97 | 77.34 | 39.11 |
| 400 | 尾矿 | 64.43 | 7.46 | 5.13 | 22.66 | 60.89 |
| | 原矿 | 100.00 | 21.22 | 5.43 | 100.00 | 100.00 |
| | 粗精矿 | 39.32 | 44.97 | 7.72 | 80.93 | 53.54 |
| 500 | 尾矿 | 60.68 | 6.87 | 4.34 | 19.07 | 46.46 |
| | 原矿 | 100.00 | 21.85 | 5.67 | 100.00 | 100.00 |
| | 粗精矿 | 42.07 | 42.26 | 8.46 | 82.16 | 64.59 |
| 600 | 尾矿 | 57.93 | 6.67 | 3.37 | 17.84 | 35.41 |
| | 原矿 | 100.00 | 21.64 | 5.51 | 100.00 | 100.00 |
), ArticleFig(id=1236348226618585285, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=表7, caption=
粗选捕收剂CYP-01用量试验结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| CYP-01用量/(g·t-1) | 产品名称 | 产率/% | 品位/% | 回收率/% |
|---|
| CaF2 | CaCO3 | CaF2 | CaCO3 |
|---|
| | 粗精矿 | 26.36 | 56.11 | 5.25 | 67.63 | 24.49 |
| 300 | 尾矿 | 73.64 | 9.61 | 5.79 | 32.37 | 75.51 |
| | 原矿 | 100.00 | 21.87 | 5.65 | 100.00 | 100.00 |
| | 粗精矿 | 35.57 | 46.14 | 5.97 | 77.34 | 39.11 |
| 400 | 尾矿 | 64.43 | 7.46 | 5.13 | 22.66 | 60.89 |
| | 原矿 | 100.00 | 21.22 | 5.43 | 100.00 | 100.00 |
| | 粗精矿 | 39.32 | 44.97 | 7.72 | 80.93 | 53.54 |
| 500 | 尾矿 | 60.68 | 6.87 | 4.34 | 19.07 | 46.46 |
| | 原矿 | 100.00 | 21.85 | 5.67 | 100.00 | 100.00 |
| | 粗精矿 | 42.07 | 42.26 | 8.46 | 82.16 | 64.59 |
| 600 | 尾矿 | 57.93 | 6.67 | 3.37 | 17.84 | 35.41 |
| | 原矿 | 100.00 | 21.64 | 5.51 | 100.00 | 100.00 |
), ArticleFig(id=1236348226756997330, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Table 8, caption=
Comparison of different cleaning processes
, figureFileSmall=null, figureFileBig=null, tableContent=
| 精选工艺 | 精矿产率/% | 精矿品位/% | 精矿萤石回收率/% |
|---|
| 作业 | 对原矿 | CaF2 | CaCO3 | 作业 | 对原矿 |
|---|
| 全碱性精选 | 39.14 | 15.39 | 81.46 | 13.45 | 70.90 | 57.38 |
| 全酸性精选 | 35.14 | 13.82 | 86.68 | 11.55 | 67.73 | 54.82 |
| “前碱后酸”精选 | 32.37 | 12.73 | 96.31 | 1.61 | 69.33 | 56.10 |
), ArticleFig(id=1236348226878632157, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=表8, caption=
不同精选工艺试验指标对比结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 精选工艺 | 精矿产率/% | 精矿品位/% | 精矿萤石回收率/% |
|---|
| 作业 | 对原矿 | CaF2 | CaCO3 | 作业 | 对原矿 |
|---|
| 全碱性精选 | 39.14 | 15.39 | 81.46 | 13.45 | 70.90 | 57.38 |
| 全酸性精选 | 35.14 | 13.82 | 86.68 | 11.55 | 67.73 | 54.82 |
| “前碱后酸”精选 | 32.37 | 12.73 | 96.31 | 1.61 | 69.33 | 56.10 |
), ArticleFig(id=1236348227096735978, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Table 9, caption=
Full-process closed-circuit test result for recovering high-grade fluorite
, figureFileSmall=null, figureFileBig=null, tableContent=
| 产品名称 | 产率/% | 品位/% | 回收率/% |
|---|
| CaF2 | CaCO3 | CaF2 | CaCO3 |
|---|
| 高品位精矿 | 13.67 | 96.11 | 1.37 | 60.13 | 3.25 |
| 中矿 | 34.65 | 20.41 | 8.35 | 32.37 | 50.23 |
| 尾矿 | 51.68 | 3.17 | 5.18 | 7.50 | 46.52 |
| 原矿 | 100.00 | 21.85 | 5.76 | 100.00 | 100.00 |
), ArticleFig(id=1236348227247730932, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=表9, caption=
高品位系统全流程闭路试验结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 产品名称 | 产率/% | 品位/% | 回收率/% |
|---|
| CaF2 | CaCO3 | CaF2 | CaCO3 |
|---|
| 高品位精矿 | 13.67 | 96.11 | 1.37 | 60.13 | 3.25 |
| 中矿 | 34.65 | 20.41 | 8.35 | 32.37 | 50.23 |
| 尾矿 | 51.68 | 3.17 | 5.18 | 7.50 | 46.52 |
| 原矿 | 100.00 | 21.85 | 5.76 | 100.00 | 100.00 |
), ArticleFig(id=1236348227369365755, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Table 10, caption=
Testing results of grinding fineness in roughing stage for recovering low-grade fluorite
, figureFileSmall=null, figureFileBig=null, tableContent=
| -0.038 mm粒级占比/% | 产品名称 | 作业产率/% | 品位/% | 作业回收率/% |
|---|
| CaF2 | CaCO3 | CaF2 | CaCO3 |
|---|
| | 低品位粗精矿 | 30.70 | 31.69 | 10.03 | 47.74 | 37.01 |
| 52.03 | 尾矿 | 69.30 | 15.37 | 7.56 | 52.26 | 62.99 |
| | 给矿 | 100.00 | 20.38 | 8.32 | 100.00 | 100.00 |
| | 低品位粗精矿 | 33.26 | 38.47 | 10.85 | 63.00 | 43.27 |
| 66.45 | 尾矿 | 66.74 | 11.26 | 7.09 | 37.00 | 56.73 |
| | 给矿 | 100.00 | 20.31 | 8.34 | 100.00 | 100.00 |
| | 低品位粗精矿 | 34.63 | 40.73 | 11.98 | 69.11 | 49.68 |
| 71.22 | 尾矿 | 65.37 | 9.65 | 6.43 | 30.89 | 50.32 |
| | 给矿 | 100.00 | 20.41 | 8.35 | 100.00 | 100.00 |
| | 低品位粗精矿 | 40.01 | 36.24 | 15.75 | 70.94 | 75.02 |
| 80.89 | 尾矿 | 59.99 | 9.90 | 3.50 | 29.06 | 24.98 |
| | 给矿 | 100.00 | 20.44 | 8.40 | 100.00 | 100.00 |
), ArticleFig(id=1236348227507777791, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=表10, caption=
低品位系统粗选磨矿细度试验结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| -0.038 mm粒级占比/% | 产品名称 | 作业产率/% | 品位/% | 作业回收率/% |
|---|
| CaF2 | CaCO3 | CaF2 | CaCO3 |
|---|
| | 低品位粗精矿 | 30.70 | 31.69 | 10.03 | 47.74 | 37.01 |
| 52.03 | 尾矿 | 69.30 | 15.37 | 7.56 | 52.26 | 62.99 |
| | 给矿 | 100.00 | 20.38 | 8.32 | 100.00 | 100.00 |
| | 低品位粗精矿 | 33.26 | 38.47 | 10.85 | 63.00 | 43.27 |
| 66.45 | 尾矿 | 66.74 | 11.26 | 7.09 | 37.00 | 56.73 |
| | 给矿 | 100.00 | 20.31 | 8.34 | 100.00 | 100.00 |
| | 低品位粗精矿 | 34.63 | 40.73 | 11.98 | 69.11 | 49.68 |
| 71.22 | 尾矿 | 65.37 | 9.65 | 6.43 | 30.89 | 50.32 |
| | 给矿 | 100.00 | 20.41 | 8.35 | 100.00 | 100.00 |
| | 低品位粗精矿 | 40.01 | 36.24 | 15.75 | 70.94 | 75.02 |
| 80.89 | 尾矿 | 59.99 | 9.90 | 3.50 | 29.06 | 24.98 |
| | 给矿 | 100.00 | 20.44 | 8.40 | 100.00 | 100.00 |
), ArticleFig(id=1236348227654578441, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Table 11, caption=
Full-process closed-circuit test results of recovering low-grade fluorite
, figureFileSmall=null, figureFileBig=null, tableContent=
| 产品名称 | 产率/% | 品位/% | 萤石回收率/% |
|---|
| 作业 | 对原矿 | CaF2 | CaCO3 | 作业 | 对原矿 |
|---|
| 低品位萤石精矿 | 11.35 | 3.93 | 85.08 | 7.61 | 47.38 | 15.34 |
| 尾矿 | 88.65 | 30.72 | 12.10 | 8.46 | 52.62 | 17.03 |
| 给矿 | 100.00 | 34.65 | 20.38 | 8.36 | 100.00 | 32.37 |
), ArticleFig(id=1236348227784601870, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=表11, caption=
低品位系统全流程闭路试验结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 产品名称 | 产率/% | 品位/% | 萤石回收率/% |
|---|
| 作业 | 对原矿 | CaF2 | CaCO3 | 作业 | 对原矿 |
|---|
| 低品位萤石精矿 | 11.35 | 3.93 | 85.08 | 7.61 | 47.38 | 15.34 |
| 尾矿 | 88.65 | 30.72 | 12.10 | 8.46 | 52.62 | 17.03 |
| 给矿 | 100.00 | 34.65 | 20.38 | 8.36 | 100.00 | 32.37 |
), ArticleFig(id=1236348227910430998, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=EN, label=Table 12, caption=
Technical indicators of full-process closed-circuit test
, figureFileSmall=null, figureFileBig=null, tableContent=
| 产品名称 | 产率/% | 品位/% | 回收率/% |
|---|
| CaF2 | CaCO3 | CaF2 | CaCO3 |
|---|
| 高品位萤石精矿 | 13.67 | 96.11 | 1.37 | 60.13 | 3.30 |
| 低品位萤石精矿 | 3.93 | 85.08 | 7.61 | 15.34 | 5.27 |
| 综合精矿 | 17.60 | 93.65 | 2.76 | 75.47 | 8.58 |
), ArticleFig(id=1236348228053037340, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1236276111684980940, language=CN, label=表12, caption=
全流程闭路试验指标
, figureFileSmall=null, figureFileBig=null, tableContent=
| 产品名称 | 产率/% | 品位/% | 回收率/% |
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| CaF2 | CaCO3 | CaF2 | CaCO3 |
|---|
| 高品位萤石精矿 | 13.67 | 96.11 | 1.37 | 60.13 | 3.30 |
| 低品位萤石精矿 | 3.93 | 85.08 | 7.61 | 15.34 | 5.27 |
| 综合精矿 | 17.60 | 93.65 | 2.76 | 75.47 | 8.58 |
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