CN103725869A - 硝酸-盐酸联合处理硫铁矿烧渣制取铁精矿工艺 - Google Patents
硝酸-盐酸联合处理硫铁矿烧渣制取铁精矿工艺 Download PDFInfo
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- CN103725869A CN103725869A CN201310718942.9A CN201310718942A CN103725869A CN 103725869 A CN103725869 A CN 103725869A CN 201310718942 A CN201310718942 A CN 201310718942A CN 103725869 A CN103725869 A CN 103725869A
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- Prior art keywords
- acid
- pyrite cinder
- iron
- nitric acid
- hydrochloric acid
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 87
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 39
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 title claims abstract description 37
- 239000011028 pyrite Substances 0.000 title claims abstract description 37
- 229910052683 pyrite Inorganic materials 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 35
- 239000003818 cinder Substances 0.000 title claims abstract description 33
- 239000012141 concentrate Substances 0.000 title claims abstract description 19
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 title claims abstract description 4
- 239000002253 acid Substances 0.000 claims abstract description 27
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 24
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 44
- 238000002386 leaching Methods 0.000 claims description 26
- 238000005554 pickling Methods 0.000 claims description 22
- 239000002893 slag Substances 0.000 claims description 20
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 14
- 229910052785 arsenic Inorganic materials 0.000 claims description 14
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 239000003337 fertilizer Substances 0.000 claims description 12
- 239000012535 impurity Substances 0.000 claims description 12
- 229910002651 NO3 Inorganic materials 0.000 claims description 11
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 11
- 239000005864 Sulphur Substances 0.000 claims description 11
- 239000007791 liquid phase Substances 0.000 claims description 10
- 230000035484 reaction time Effects 0.000 claims description 9
- 238000006477 desulfuration reaction Methods 0.000 claims description 8
- 230000023556 desulfurization Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 150000002828 nitro derivatives Chemical class 0.000 claims description 8
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 6
- 229910000398 iron phosphate Inorganic materials 0.000 claims description 6
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical group [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 229910052698 phosphorus Inorganic materials 0.000 claims description 6
- 229910052700 potassium Inorganic materials 0.000 claims description 6
- 239000011591 potassium Substances 0.000 claims description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 5
- -1 iron ion Chemical class 0.000 claims description 5
- 239000011574 phosphorus Substances 0.000 claims description 5
- 239000007790 solid phase Substances 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 239000004568 cement Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 4
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 3
- 238000009825 accumulation Methods 0.000 claims description 3
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims description 2
- 238000000354 decomposition reaction Methods 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000000377 silicon dioxide Substances 0.000 abstract description 4
- 235000012239 silicon dioxide Nutrition 0.000 abstract description 4
- 229910052681 coesite Inorganic materials 0.000 abstract 2
- 229910052906 cristobalite Inorganic materials 0.000 abstract 2
- 229910052682 stishovite Inorganic materials 0.000 abstract 2
- 229910052905 tridymite Inorganic materials 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 10
- 238000006243 chemical reaction Methods 0.000 description 10
- 239000002994 raw material Substances 0.000 description 8
- 238000012360 testing method Methods 0.000 description 7
- 238000005903 acid hydrolysis reaction Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000003723 Smelting Methods 0.000 description 4
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 4
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- 239000011593 sulfur Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 2
- 238000000975 co-precipitation Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 210000003608 fece Anatomy 0.000 description 2
- 239000010871 livestock manure Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 229960001866 silicon dioxide Drugs 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
- 229910014460 Ca-Fe Inorganic materials 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- CXPUTTMGJMDQDL-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[PH6+3].[K+] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[PH6+3].[K+] CXPUTTMGJMDQDL-UHFFFAOYSA-N 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229940067573 brown iron oxide Drugs 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005202 decontamination Methods 0.000 description 1
- 230000003588 decontaminative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
Classifications
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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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- Manufacture And Refinement Of Metals (AREA)
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CN201310718942.9A CN103725869A (zh) | 2013-12-24 | 2013-12-24 | 硝酸-盐酸联合处理硫铁矿烧渣制取铁精矿工艺 |
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CN201310718942.9A CN103725869A (zh) | 2013-12-24 | 2013-12-24 | 硝酸-盐酸联合处理硫铁矿烧渣制取铁精矿工艺 |
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CN201310718942.9A Pending CN103725869A (zh) | 2013-12-24 | 2013-12-24 | 硝酸-盐酸联合处理硫铁矿烧渣制取铁精矿工艺 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106115778A (zh) * | 2016-06-29 | 2016-11-16 | 四川龙蟒钛业股份有限公司 | 硫酸法钛白粉酸解渣的回收利用方法 |
WO2018014093A1 (ru) * | 2016-07-21 | 2018-01-25 | Крассимир ИОНКОВ | Способ получения железа из железных руд, содержащих фосфор |
CN110117720A (zh) * | 2019-05-17 | 2019-08-13 | 中南大学 | 一种硫酸渣磷酸化焙烧-浸出-萃取综合提取有价金属的方法 |
CN114772569A (zh) * | 2022-03-23 | 2022-07-22 | 武汉工程大学 | 一种硫铁矿烧渣两步盐酸酸溶制备磷酸铁的方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101049978A (zh) * | 2007-04-30 | 2007-10-10 | 南开大学 | 采用硫铁矿烧渣制备聚合氯化铁的方法 |
CN102534187A (zh) * | 2011-12-12 | 2012-07-04 | 师兆忠 | 酸浸-碱溶联合处理硫铁矿烧渣的方法 |
-
2013
- 2013-12-24 CN CN201310718942.9A patent/CN103725869A/zh active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101049978A (zh) * | 2007-04-30 | 2007-10-10 | 南开大学 | 采用硫铁矿烧渣制备聚合氯化铁的方法 |
CN102534187A (zh) * | 2011-12-12 | 2012-07-04 | 师兆忠 | 酸浸-碱溶联合处理硫铁矿烧渣的方法 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106115778A (zh) * | 2016-06-29 | 2016-11-16 | 四川龙蟒钛业股份有限公司 | 硫酸法钛白粉酸解渣的回收利用方法 |
WO2018014093A1 (ru) * | 2016-07-21 | 2018-01-25 | Крассимир ИОНКОВ | Способ получения железа из железных руд, содержащих фосфор |
CN110117720A (zh) * | 2019-05-17 | 2019-08-13 | 中南大学 | 一种硫酸渣磷酸化焙烧-浸出-萃取综合提取有价金属的方法 |
CN110117720B (zh) * | 2019-05-17 | 2020-05-22 | 中南大学 | 一种硫酸渣磷酸化焙烧-浸出-萃取综合提取有价金属的方法 |
CN114772569A (zh) * | 2022-03-23 | 2022-07-22 | 武汉工程大学 | 一种硫铁矿烧渣两步盐酸酸溶制备磷酸铁的方法 |
CN114772569B (zh) * | 2022-03-23 | 2024-04-23 | 武汉工程大学 | 一种硫铁矿烧渣两步盐酸酸溶制备磷酸铁的方法 |
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Inventor after: Shi Zhaozhong Inventor after: Hu Binjie Inventor after: Shi Haiyang Inventor after: Zhan Guirong Inventor after: Liu Minghai Inventor after: Ji Xueliang Inventor before: Shi Haiyang Inventor before: Zhan Guirong Inventor before: Liu Minghai Inventor before: Ji Xueliang |
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Free format text: CORRECT: INVENTOR; FROM: SHI HAIYANG ZHAN GUIRONG LIU MINGHAI JI XUELIANG TO: SHI ZHAOZHONG HU BINJIE SHI HAIYANG ZHAN GUIRONG LIU MINGHAI JI XUELIANG |
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Effective date of registration: 20140626 Address after: Daliang road 475004 Henan Province Kaifeng Jinming District Applicant after: KAIFENG UNIVERSITY Address before: 475004 Liang Liang Road, Jinming District, Kaifeng City, Henan Province, Kaifeng University Applicant before: Shi Zhaozhong Applicant before: Hu Binjie |
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Application publication date: 20140416 |