Article(id=1148109991992619051, tenantId=1146029695717560320, journalId=1146120122248306696, issueId=1148109987349520431, articleNumber=1009-2617(2025)01-0074-08, orderNo=null, doi=10.13355/j.cnki.sfyj.2025.01.011, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1721318400000, receivedDateStr=2024-07-19, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1751660352943, onlineDateStr=2025-07-05, pubDate=1740672000000, pubDateStr=2025-02-28, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1751660352943, onlineIssueDateStr=2025-07-05, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1751660352943, creator=13701087609, updateTime=1751660352943, updator=13701087609, issue=Issue{id=1148109987349520431, tenantId=1146029695717560320, journalId=1146120122248306696, year='2025', volume='44', issue='1', pageStart='1', pageEnd='131', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=0, createTime=1751660351836, creator=13701087609, updateTime=1758246034872, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1175732344108499276, tenantId=1146029695717560320, journalId=1146120122248306696, issueId=1148109987349520431, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1175732344108499277, tenantId=1146029695717560320, journalId=1146120122248306696, issueId=1148109987349520431, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=74, endPage=81, ext={EN=ArticleExt(id=1148109992244277309, articleId=1148109991992619051, tenantId=1146029695717560320, journalId=1146120122248306696, language=EN, title=Cascade Treatment Process of Zinc Oxide Smelting Dust Containing Fluorine and Chlorine, columnId=1152626641181700664, journalTitle=Hydrometallurgy of China, columnName=Experiment Research, runingTitle=null, highlight=null, articleAbstract=
Aiming at the problems of high content of fluorine and chloride in zinc oxide smelting dust, corrosion of anode and cathode plate and poor quality of zinc electrodeposition caused by direct return system, a step process of "acid leaching—defluorination of leaching liquid lime—neutralization of zinc after defluorination" was studied to recover zinc from zinc oxide smelting dust. The results show that under the optimal conditions of leaching temperature of 80 ℃, leaching termination point pH=1.0, liquid volume to solid mass ratio of 4/1 and leaching time of 1 h, the leaching rates of Zn, F and Cl are 96.15%, 95.26% and 97.44%, respectively. When the pH of lime and fluorine-containing soot acid leaching solution is 5.2, the fluorine precipitation rate is 95.17%, while the zinc loss rate is only 1.73%. After fluoride removal, when the liquid is further neutralized with lime to pH=8.0, all zinc can be precipitated, and the mass fraction of zinc in the obtained neutralized slag is about 24%. The removal rates of fluorine and chlorine in the whole process are about 92% and 97%, respectively, the recovery rate of zinc is more than 90%, and the lead and silver can be recovered into the acid leaching residue. The process can realize the efficient removal of harmful elements fluorine and chlorine and the effective recovery of zinc, lead and silver, and has a certain popularization value.
, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, authorCompany=null, fund=null, authors=null, authorsList=Xinglin WU), CN=ArticleExt(id=1148109997860450759, articleId=1148109991992619051, tenantId=1146029695717560320, journalId=1146120122248306696, language=CN, title=含氟氯氧化锌烟尘的梯级处理工艺试验研究, columnId=1152626641328501305, journalTitle=湿法冶金, columnName=试验研究, runingTitle=null, highlight=null, articleAbstract=针对氧化锌冶炼烟尘中氟氯含量高,直接返回系统易导致阴阳极板腐蚀、电积锌质量差等问题,研究了采用“酸浸—石灰一次中和除氟—石灰二次中和沉锌”梯级处理工艺从氧化锌冶炼烟尘中回收锌。结果表明:在浸出温度80 ℃、浸出终点pH=1.0、液固体积质量比4/1、浸出时间1 h优化工艺条件下,Zn、F、Cl浸出率分别为96.15%、95.26%、97.44%;用石灰调节酸浸液沉淀反应终点pH至5.2时,氟沉淀率为95.17%,而锌损失率仅为1.73%;用石灰二次调节除氟后液沉淀反应终点pH为8.0时,锌全部沉淀,所得中和渣中锌质量分数为24%左右;全流程工艺的氟、氯脱除率分别约为92%、97%,锌回收率>90%,同时铅、银可进入酸浸渣中加以回收。该工艺可实现危害元素氟、氯的高效脱除,以及锌、铅、银的有效回收,具有一定推广价值。, correspAuthors=null, authorNote=null, correspAuthorsNote=null, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=o26a6POxqSZ4gqZHEtEujw==, magXml=/PnxxZIUpE/LfltNSpZerg==, pdfUrl=null, pdf=Rl5oMs8+nnGivn7crHS+fw==, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=0Q6NnNpwpyfWe/fOWEiZuw==, mapNumber=null, authorCompany=null, fund=null, authors=
吴星琳(1992—),男,硕士,工程师,主要研究方向为有色金属资源综合回收。
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1, 2, address=
1 Zijin Mining Group Co., Ltd., Shanghang 364200, China
2 College of Metallurgy and Energy Engineering, Kunming University of Technology, Kunming 650500, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1175092647657091983, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, authorId=1175092647468348299, language=CN, stringName=吴星琳, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, address=
1 紫金矿业集团股份有限公司, 福建 上杭 364200
2 昆明理工大学 冶金与能源工程学院, 云南 昆明 650500, bio={"content":"
吴星琳(1992—),男,硕士,工程师,主要研究方向为有色金属资源综合回收。
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吴星琳(1992—),男,硕士,工程师,主要研究方向为有色金属资源综合回收。
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2 昆明理工大学 冶金与能源工程学院, 云南 昆明 650500)])])], keywords=[Keyword(id=1175092647795504016, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, orderNo=1, keyword=zinc oxide smelting dust), Keyword(id=1175092647854224273, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, orderNo=2, keyword=zinc), Keyword(id=1175092647908750226, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, orderNo=3, keyword=electrodeposition), Keyword(id=1175092648021996435, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, orderNo=4, keyword=leaching), Keyword(id=1175092648076522388, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, orderNo=5, keyword=fluorine), Keyword(id=1175092648126854037, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, orderNo=6, keyword=chlorine), Keyword(id=1175092648202351510, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, orderNo=7, keyword=removal), Keyword(id=1175092648273654679, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, orderNo=8, keyword=cascade treatment process), Keyword(id=1175092648328180632, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, orderNo=1, keyword=氧化锌烟尘), Keyword(id=1175092648382706585, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, orderNo=2, keyword=锌), Keyword(id=1175092648437232538, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, orderNo=3, keyword=电积), Keyword(id=1175092648500147099, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, orderNo=4, keyword=浸出), Keyword(id=1175092648558867356, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, orderNo=5, keyword=氟), Keyword(id=1175092648621781917, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, orderNo=6, keyword=氯), Keyword(id=1175092648726639518, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, orderNo=7, keyword=脱除), Keyword(id=1175092648781165471, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, orderNo=8, keyword=梯级处理工艺)], refs=[Reference(id=1175092651712984001, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, doi=null, pmid=null, pmcid=null, year=2017, volume=null, issue=1, pageStart=113, pageEnd=118, url=null, language=null, rfNumber=[1], rfOrder=0, authorNames=刘红召, 杨卉芃, 冯安生, journalName=矿产保护与利用, refType=null, unstructuredReference=刘红召, 杨卉芃, 冯安生. 全球锌矿资源分布及开发利用[J].
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1971:473-480., articleTitle=null, refAbstract=null)], funds=[Fund(id=1175092651570377664, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, awardId=2018YFC1900405, language=CN, fundingSource=国家重点研发计划项目(2018YFC1900405), fundOrder=null, country=null)], companyList=[AuthorCompany(id=1175092647308964740, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, xref=1, ext=[AuthorCompanyExt(id=1175092647313159045, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, companyId=1175092647308964740, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 Zijin Mining Group Co., Ltd., Shanghang 364200, China), AuthorCompanyExt(id=1175092647321547654, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, companyId=1175092647308964740, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
1 紫金矿业集团股份有限公司, 福建 上杭 364200)]), AuthorCompany(id=1175092647397045127, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, xref=2, ext=[AuthorCompanyExt(id=1175092647401239432, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, companyId=1175092647397045127, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 College of Metallurgy and Energy Engineering, Kunming University of Technology, Kunming 650500, China), AuthorCompanyExt(id=1175092647409628041, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, companyId=1175092647397045127, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
2 昆明理工大学 冶金与能源工程学院, 云南 昆明 650500)])], figs=[ArticleFig(id=1175092648957326240, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Fig.1, caption=
Thermodynamic calculation results of sulfuric acid leaching of zinc oxide smelting dust containing fluorine and chlorine, figureFileSmall=voUuV97LpSykf+3DfRR3uw==, figureFileBig=E0wYNdHU6MLkRPKB9Q5fYQ==, tableContent=null), ArticleFig(id=1175092649020240801, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=图1, caption=
硫酸浸出含氟氯氧化锌烟尘的热力学计算结果, figureFileSmall=voUuV97LpSykf+3DfRR3uw==, figureFileBig=E0wYNdHU6MLkRPKB9Q5fYQ==, tableContent=null), ArticleFig(id=1175092649099932578, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Fig.2, caption=
Ca2+ and F- equilibria relationship under different pH conditions, figureFileSmall=y7a4hYZ+Qn5skUKSkWLpZQ==, figureFileBig=otfX0JhLdPNYy5bOTZIxkA==, tableContent=null), ArticleFig(id=1175092649158652835, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=图2, caption=
不同pH条件下的Ca2+、F-平衡关系, figureFileSmall=y7a4hYZ+Qn5skUKSkWLpZQ==, figureFileBig=otfX0JhLdPNYy5bOTZIxkA==, tableContent=null), ArticleFig(id=1175092649229956004, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Fig.3, caption=
Cascade treatment process of zinc oxide smelting dust containing fluorine and chlorine, figureFileSmall=lJqLUH8szOo1hUs+sJWZ0w==, figureFileBig=jkBaekwt65GKnzxgEJqX2A==, tableContent=null), ArticleFig(id=1175092649288676261, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=图3, caption=
含氟氯氧化锌烟尘的梯级处理工艺路线, figureFileSmall=lJqLUH8szOo1hUs+sJWZ0w==, figureFileBig=jkBaekwt65GKnzxgEJqX2A==, tableContent=null), ArticleFig(id=1175092649372562342, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Fig.4, caption=
Effect of leaching temperature on leaching rates of Zn,F and Cl, figureFileSmall=VWyFI6tHP+Q7Qeo89jFF+w==, figureFileBig=/YgrFF3elfQptmT/P/9f1A==, tableContent=null), ArticleFig(id=1175092649439671207, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=图4, caption=
浸出温度对Zn、F、Cl浸出率的影响, figureFileSmall=VWyFI6tHP+Q7Qeo89jFF+w==, figureFileBig=/YgrFF3elfQptmT/P/9f1A==, tableContent=null), ArticleFig(id=1175092649523557288, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Fig.5, caption=
Effect of liquid volume to solid mass ratio on leaching rates of Zn,F and Cl, figureFileSmall=NKWMe+tx9tC1D0G/N97whA==, figureFileBig=tgWDW3XRwqvTTmi0tui/3A==, tableContent=null), ArticleFig(id=1175092649607443369, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=图5, caption=
液固体积质量比对Zn、F、Cl浸出率的影响, figureFileSmall=NKWMe+tx9tC1D0G/N97whA==, figureFileBig=tgWDW3XRwqvTTmi0tui/3A==, tableContent=null), ArticleFig(id=1175092649678746538, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Fig.6, caption=
Effect of leaching end pH on leaching rates of Zn,F and Cl, figureFileSmall=KvZ4WMiPu/ne3QK5W98Hvg==, figureFileBig=eSSnvTAE1wJknbIjVA6nRQ==, tableContent=null), ArticleFig(id=1175092649779409835, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=图6, caption=
浸出终点pH对Zn、F、Cl浸出率的影响, figureFileSmall=KvZ4WMiPu/ne3QK5W98Hvg==, figureFileBig=eSSnvTAE1wJknbIjVA6nRQ==, tableContent=null), ArticleFig(id=1175092649909433260, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Fig.7, caption=
Effect of leaching time on leaching rates of Zn,F and Cl, figureFileSmall=UO8iuuCCe32hrJqbye9DRw==, figureFileBig=z0sN8xIfpP0ptTnjnMWODw==, tableContent=null), ArticleFig(id=1175092650005902253, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=图7, caption=
浸出时间对Zn、F、Cl浸出率的影响, figureFileSmall=UO8iuuCCe32hrJqbye9DRw==, figureFileBig=z0sN8xIfpP0ptTnjnMWODw==, tableContent=null), ArticleFig(id=1175092650077205422, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Table 1, caption=
Main chemical composition of zinc oxide smelting dust containing fluorine and chlorine %
, figureFileSmall=null, figureFileBig=null, tableContent=
| Zn | Fe | Pb | F | Cl | Ag* |
| 21.81 | 2.23 | 27.86 | 0.46 | 12.23 | 285.33 |
), ArticleFig(id=1175092650165285807, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=表1, caption=
含氟氯氧化锌烟尘的主要化学组成
, figureFileSmall=null, figureFileBig=null, tableContent=
| Zn | Fe | Pb | F | Cl | Ag* |
| 21.81 | 2.23 | 27.86 | 0.46 | 12.23 | 285.33 |
), ArticleFig(id=1175092650211423152, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Table 2, caption=
Solubility of lead compounds and zinc compounds(g/100 g water,20 ℃)
, figureFileSmall=null, figureFileBig=null, tableContent=
| PbCl2 | ZnCl2 | PbF2 | ZnF2 | PbCO3 | ZnCO3 | PbS | Pb(OH)2 | ZnSO4 | PbSO4 |
| 1.0 | 395 | 4.63×10-2 | 1.6 | 7.27×10-5 | 4.69×10-5 | 6.77×10-13 | 1.62×10-4 | 53.8 | 3.84×10-3 |
), ArticleFig(id=1175092650278532017, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=表2, caption=
各铅、锌化合物的溶解度(g/100 g水,20 ℃)
, figureFileSmall=null, figureFileBig=null, tableContent=
| PbCl2 | ZnCl2 | PbF2 | ZnF2 | PbCO3 | ZnCO3 | PbS | Pb(OH)2 | ZnSO4 | PbSO4 |
| 1.0 | 395 | 4.63×10-2 | 1.6 | 7.27×10-5 | 4.69×10-5 | 6.77×10-13 | 1.62×10-4 | 53.8 | 3.84×10-3 |
), ArticleFig(id=1175092650345640882, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Table 3, caption=
Solubility products of lead compounds and zinc compounds
, figureFileSmall=null, figureFileBig=null, tableContent=
| PbCl2 | PbF2 | PbCO3 | PbS | ZnS | Pb(OH)2 | Zn(OH)2 | PbSO4 |
| 1.6×10-5 | 3.3×10-8 | 7.4×10-14 | 8×10-28 | 2.93×10-25 | 1.2×10-15 | 1.2×10-17 | 1.6×10-8 |
), ArticleFig(id=1175092650412749747, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=表3, caption=
各铅、锌化合物的溶度积
, figureFileSmall=null, figureFileBig=null, tableContent=
| PbCl2 | PbF2 | PbCO3 | PbS | ZnS | Pb(OH)2 | Zn(OH)2 | PbSO4 |
| 1.6×10-5 | 3.3×10-8 | 7.4×10-14 | 8×10-28 | 2.93×10-25 | 1.2×10-15 | 1.2×10-17 | 1.6×10-8 |
), ArticleFig(id=1175092650479858612, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Table 4, caption=
Results of leaching pilot test
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试验编号 | 浸出液中ρB/(g·L-1) | 浸出率/% |
| Zn | F | Cl | Zn | F | Cl |
| 1# | 52.48 | 1.10 | 32.03 | 96.24 | 95.22 | 97.53 |
| 2# | 51.78 | 1.09 | 31.84 | 95.92 | 95.52 | 97.24 |
| 3# | 52.50 | 1.09 | 32.26 | 96.28 | 95.04 | 97.55 |
| 平均 | 52.25 | 1.09 | 32.05 | 96.15 | 95.26 | 97.44 |
), ArticleFig(id=1175092650559550389, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=表4, caption=
扩大试验结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试验编号 | 浸出液中ρB/(g·L-1) | 浸出率/% |
| Zn | F | Cl | Zn | F | Cl |
| 1# | 52.48 | 1.10 | 32.03 | 96.24 | 95.22 | 97.53 |
| 2# | 51.78 | 1.09 | 31.84 | 95.92 | 95.52 | 97.24 |
| 3# | 52.50 | 1.09 | 32.26 | 96.28 | 95.04 | 97.55 |
| 平均 | 52.25 | 1.09 | 32.05 | 96.15 | 95.26 | 97.44 |
), ArticleFig(id=1175092650618270646, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Table 5, caption=
Analysis results of leaching residue %
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试验编号 | 渣率 | Zn | F | Cl | Pb | Ag* |
| 1# | 59.38 | 1.38 | 0.037 | 0.55 | 47.39 | 485.32 |
| 2# | 58.89 | 1.51 | 0.035 | 0.62 | 48.25 | 494.20 |
| 3# | 60.03 | 1.35 | 0.038 | 0.54 | 46.64 | 479.11 |
| 平均 | 59.43 | 1.41 | 0.037 | 0.57 | 47.43 | 486.21 |
), ArticleFig(id=1175092650697962423, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=表5, caption=
浸出渣分析结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 试验编号 | 渣率 | Zn | F | Cl | Pb | Ag* |
| 1# | 59.38 | 1.38 | 0.037 | 0.55 | 47.39 | 485.32 |
| 2# | 58.89 | 1.51 | 0.035 | 0.62 | 48.25 | 494.20 |
| 3# | 60.03 | 1.35 | 0.038 | 0.54 | 46.64 | 479.11 |
| 平均 | 59.43 | 1.41 | 0.037 | 0.57 | 47.43 | 486.21 |
), ArticleFig(id=1175092650769265592, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Table 6, caption=
Test results of lime neutralization and defluoridation
, figureFileSmall=null, figureFileBig=null, tableContent=
| 终点pH | 沉氟后液中ρB/(g·L-1) | 沉氟渣中wB/% | 沉淀率/% |
| Zn2+ | F-* | Cl- | Zn | F | Cl | Zn | F | Cl |
| 5.0 | 51.05 | 84.58 | 31.53 | 1.63 | 3.02 | 0.7 | 1.73 | 95.17 | 1.21 |
| 5.2 | 50.13 | 41.78 | 31.27 | 3.54 | 2.74 | 0.84 | 4.38 | 97.54 | 1.71 |
| 5.4 | 49.35 | 44.75 | 30.44 | 4.11 | 4.07 | 0.84 | 6.16 | 98.71 | 2.13 |
| 5.6 | 47.87 | 54.26 | 30.53 | 5.10 | 3.98 | 0.69 | 9.21 | 98.59 | 2.11 |
), ArticleFig(id=1175092650832180153, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=表6, caption=
石灰中和除氟试验结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 终点pH | 沉氟后液中ρB/(g·L-1) | 沉氟渣中wB/% | 沉淀率/% |
| Zn2+ | F-* | Cl- | Zn | F | Cl | Zn | F | Cl |
| 5.0 | 51.05 | 84.58 | 31.53 | 1.63 | 3.02 | 0.7 | 1.73 | 95.17 | 1.21 |
| 5.2 | 50.13 | 41.78 | 31.27 | 3.54 | 2.74 | 0.84 | 4.38 | 97.54 | 1.71 |
| 5.4 | 49.35 | 44.75 | 30.44 | 4.11 | 4.07 | 0.84 | 6.16 | 98.71 | 2.13 |
| 5.6 | 47.87 | 54.26 | 30.53 | 5.10 | 3.98 | 0.69 | 9.21 | 98.59 | 2.11 |
), ArticleFig(id=1175092650941232058, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Table 7, caption=
Test results of lime neutralization and zinc deposition
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| 初始pH | 沉锌后液中ρB/(mg·L-1) | 沉锌渣中wB/% | 沉淀率/% |
| Zn2+ | F- | Cl-* | Zn | F | Cl | Zn | F | Cl |
| 5.2 | <0.05 | 2.21 | 29.12 | 23.87 | 0.02 | 1.02 | ~100.00 | 94.71 | 6.88 |
| 5.4 | <0.05 | 2.32 | 28.76 | 24.31 | 0.02 | 0.83 | ~100.00 | 94.82 | 5.52 |
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石灰中和沉锌试验结果
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| 初始pH | 沉锌后液中ρB/(mg·L-1) | 沉锌渣中wB/% | 沉淀率/% |
| Zn2+ | F- | Cl-* | Zn | F | Cl | Zn | F | Cl |
| 5.2 | <0.05 | 2.21 | 29.12 | 23.87 | 0.02 | 1.02 | ~100.00 | 94.71 | 6.88 |
| 5.4 | <0.05 | 2.32 | 28.76 | 24.31 | 0.02 | 0.83 | ~100.00 | 94.82 | 5.52 |
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Results of production cost accounting
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| 生产成本类型 | 项目 | 单价/元 | 总耗 | 总成本/万元 | 备注 |
| 可变生产成本 | 原料 | 含氟氯氧化锌烟尘 | | 990 t | | 烟尘不能直接外售, 原料费不计 |
| 氧化钙 | 800 | 440 t | 3.6 | 45t氧化钙用于沉氟。 沉锌渣返回转窑,此部分 氧化钙不计入成本 |
| 硫酸 | 400 | 190 t | 7.6 | |
| 辅助材料 | | | 10 | |
| 能耗 | 电 | 0.5 | 500 000 kW·h | 25 | |
| 水 | 4 | 6 000 m3 | 2.4 | |
| 蒸汽 | 100 | 2 000 t | 20 | |
| 小计 | | | 68.6 | |
| 固定生产成本 | 工资及附加 | | | 80 | 配置8人,10万元/人计 |
| 折旧 | | | 46 | 折旧费以10折旧年计, 则每烟尘折旧费为 460万元÷10年=46元/t |
| 小计 | | | 126 | |
| 合计 | | | 194.6 | |
), ArticleFig(id=1175092651171918781, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=表8, caption=
生产成本核算结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 生产成本类型 | 项目 | 单价/元 | 总耗 | 总成本/万元 | 备注 |
| 可变生产成本 | 原料 | 含氟氯氧化锌烟尘 | | 990 t | | 烟尘不能直接外售, 原料费不计 |
| 氧化钙 | 800 | 440 t | 3.6 | 45t氧化钙用于沉氟。 沉锌渣返回转窑,此部分 氧化钙不计入成本 |
| 硫酸 | 400 | 190 t | 7.6 | |
| 辅助材料 | | | 10 | |
| 能耗 | 电 | 0.5 | 500 000 kW·h | 25 | |
| 水 | 4 | 6 000 m3 | 2.4 | |
| 蒸汽 | 100 | 2 000 t | 20 | |
| 小计 | | | 68.6 | |
| 固定生产成本 | 工资及附加 | | | 80 | 配置8人,10万元/人计 |
| 折旧 | | | 46 | 折旧费以10折旧年计, 则每烟尘折旧费为 460万元÷10年=46元/t |
| 小计 | | | 126 | |
| 合计 | | | 194.6 | |
), ArticleFig(id=1175092651264193470, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=EN, label=Table 9, caption=
Main chemical components of acid leaching residue %
, figureFileSmall=null, figureFileBig=null, tableContent=
| Zn | F | Cl | Pb | Ag* |
| 1.37 | 0.039 | 0.54 | 61.28 | 710 |
), ArticleFig(id=1175092651402605503, tenantId=1146029695717560320, journalId=1146120122248306696, articleId=1148109991992619051, language=CN, label=表9, caption=
酸浸渣的主要化学成分
, figureFileSmall=null, figureFileBig=null, tableContent=
| Zn | F | Cl | Pb | Ag* |
| 1.37 | 0.039 | 0.54 | 61.28 | 710 |
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