CN102559976B - 一种以低品位高磷铁矿为原料制取直接还原铁的方法 - Google Patents
一种以低品位高磷铁矿为原料制取直接还原铁的方法 Download PDFInfo
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- CN102559976B CN102559976B CN201110430760.2A CN201110430760A CN102559976B CN 102559976 B CN102559976 B CN 102559976B CN 201110430760 A CN201110430760 A CN 201110430760A CN 102559976 B CN102559976 B CN 102559976B
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- reduction
- iron ore
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- coal dust
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 30
- 239000011574 phosphorus Substances 0.000 title claims abstract description 19
- 229910052698 phosphorus Inorganic materials 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000002699 waste material Substances 0.000 title claims abstract description 9
- 238000006722 reduction reaction Methods 0.000 claims abstract description 38
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 18
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000002817 coal dust Substances 0.000 claims abstract description 15
- 239000008188 pellet Substances 0.000 claims abstract description 15
- 239000012256 powdered iron Substances 0.000 claims abstract description 13
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000005453 pelletization Methods 0.000 claims abstract description 5
- 230000035484 reaction time Effects 0.000 claims abstract description 5
- 238000000926 separation method Methods 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 230000002829 reductive effect Effects 0.000 claims description 10
- 239000003245 coal Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 7
- 239000000292 calcium oxide Substances 0.000 claims description 7
- 239000002994 raw material Substances 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 6
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 5
- 229910001634 calcium fluoride Inorganic materials 0.000 claims description 5
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 5
- CHWRSCGUEQEHOH-UHFFFAOYSA-N potassium oxide Chemical compound [O-2].[K+].[K+] CHWRSCGUEQEHOH-UHFFFAOYSA-N 0.000 claims description 5
- 229910001950 potassium oxide Inorganic materials 0.000 claims description 5
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims description 5
- 229910001948 sodium oxide Inorganic materials 0.000 claims description 5
- 238000005054 agglomeration Methods 0.000 claims description 4
- 230000002776 aggregation Effects 0.000 claims description 4
- 239000011230 binding agent Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 235000011194 food seasoning agent Nutrition 0.000 claims description 3
- 238000013467 fragmentation Methods 0.000 claims description 3
- 238000006062 fragmentation reaction Methods 0.000 claims description 3
- 239000004021 humic acid Substances 0.000 claims description 3
- 238000007885 magnetic separation Methods 0.000 claims description 3
- 159000000000 sodium salts Chemical class 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract description 4
- 239000005864 Sulphur Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 10
- 239000011593 sulfur Substances 0.000 description 7
- 229910052717 sulfur Inorganic materials 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 229910052595 hematite Inorganic materials 0.000 description 4
- 239000011019 hematite Substances 0.000 description 4
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 241000282817 Bovidae Species 0.000 description 1
- 229910004261 CaF 2 Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 235000007926 Craterellus fallax Nutrition 0.000 description 1
- 240000007175 Datura inoxia Species 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- OJGMFDXYDIKQSB-UHFFFAOYSA-N [O-2].P.[Fe+2] Chemical compound [O-2].P.[Fe+2] OJGMFDXYDIKQSB-UHFFFAOYSA-N 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000010438 heat treatment 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
- 239000011504 laterite Substances 0.000 description 1
- 229910001710 laterite Inorganic materials 0.000 description 1
- 239000006148 magnetic separator Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- -1 ore grade is 40.71% Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
Description
名称 | TFe | S | P | SiO2 | Al2O3 | CaO | MgO |
鲕状赤铁矿 | 40.71 | 0.50 | 0.62 | 34.04 | 3.34 | 2.76 | 1.14 |
Claims (4)
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CN201110430760.2A CN102559976B (zh) | 2011-12-20 | 2011-12-20 | 一种以低品位高磷铁矿为原料制取直接还原铁的方法 |
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CN201110430760.2A CN102559976B (zh) | 2011-12-20 | 2011-12-20 | 一种以低品位高磷铁矿为原料制取直接还原铁的方法 |
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CN102559976A CN102559976A (zh) | 2012-07-11 |
CN102559976B true CN102559976B (zh) | 2015-11-25 |
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Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102912111B (zh) * | 2012-09-12 | 2015-01-07 | 北京矿冶研究总院 | 一种含磷鲕状赤铁矿的处理方法 |
CN102899436A (zh) * | 2012-09-25 | 2013-01-30 | 贵州绿水青山环保科技有限公司 | 一种中频炉直接还原铁的方法 |
CN102978321A (zh) * | 2012-09-25 | 2013-03-20 | 贵州绿水青山环保科技有限公司 | 一种中频炉直接还原生产金属化球团海绵铁的方法 |
CN102994681A (zh) * | 2012-10-26 | 2013-03-27 | 贵州绿水青山环保科技有限公司 | 一种电热还原炉直接还原生产海绵铁的方法 |
CN102912062A (zh) * | 2012-10-26 | 2013-02-06 | 贵州绿水青山环保科技有限公司 | 一种电热还原炉直接还原铁的方法 |
CN102925612A (zh) * | 2012-10-31 | 2013-02-13 | 长沙矿冶研究院有限责任公司 | 利用隧道窑还原焙烧从硫酸渣中提取海绵铁的方法 |
CN103643041B (zh) * | 2013-12-20 | 2015-07-15 | 长沙市东新矿冶科技开发有限公司 | 钒钛铁精矿制备低钒钛合金钢粉的方法 |
CN104451132B (zh) * | 2014-11-25 | 2017-06-06 | 北京神雾环境能源科技集团股份有限公司 | 还原含磷铁矿石的方法 |
CN105215368A (zh) * | 2015-09-23 | 2016-01-06 | 安徽华钢冶金科技有限公司 | 一种还原铁粉的制备方法 |
CN106011358A (zh) * | 2016-06-07 | 2016-10-12 | 江苏省冶金设计院有限公司 | 处理高磷矿的方法 |
CN105861815B (zh) * | 2016-06-08 | 2018-07-10 | 江苏省冶金设计院有限公司 | 一种高磷铁矿脱磷提铁的方法 |
CN106148679A (zh) * | 2016-06-23 | 2016-11-23 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种高铝型贫镍铁矿的利用方法 |
CN107227401B (zh) * | 2017-06-20 | 2019-01-29 | 中南大学 | 铜渣和红土镍矿共还原制备含铜、镍铁粉的方法 |
CN108672714A (zh) * | 2018-04-24 | 2018-10-19 | 上海大学 | 由冷轧污泥直接制备合金粉末的方法 |
CN108893601B (zh) * | 2018-07-26 | 2020-01-10 | 安徽工业大学 | 一种高磷赤铁矿微波加热还原-磁选脱磷的方法 |
CN109136573A (zh) * | 2018-10-18 | 2019-01-04 | 陕西理工大学 | 采用铁矾渣与钒钛磁铁尾矿制备铁钛合金粉末的方法 |
CN110117745B (zh) * | 2019-05-30 | 2020-12-22 | 贵州大学 | 一种采用中低品位磷矿与铜渣制备磷铁合金的方法 |
CN113444877B (zh) * | 2021-06-07 | 2022-09-16 | 钢研晟华科技股份有限公司 | 一种高磷铁矿分离磷和铁的方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101864506A (zh) * | 2010-03-18 | 2010-10-20 | 昆明钢铁控股有限公司 | 用高磷高硅贫铁矿生产直接还原铁的方法 |
CN101984079A (zh) * | 2010-11-08 | 2011-03-09 | 武汉科技大学 | 一种高磷赤铁矿直接还原脱磷提铁的方法 |
CN102162018A (zh) * | 2011-05-26 | 2011-08-24 | 吴道洪 | 转底炉直接还原-磨选处理高磷鲕状赤铁矿的炼铁方法 |
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2011
- 2011-12-20 CN CN201110430760.2A patent/CN102559976B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101864506A (zh) * | 2010-03-18 | 2010-10-20 | 昆明钢铁控股有限公司 | 用高磷高硅贫铁矿生产直接还原铁的方法 |
CN101984079A (zh) * | 2010-11-08 | 2011-03-09 | 武汉科技大学 | 一种高磷赤铁矿直接还原脱磷提铁的方法 |
CN102162018A (zh) * | 2011-05-26 | 2011-08-24 | 吴道洪 | 转底炉直接还原-磨选处理高磷鲕状赤铁矿的炼铁方法 |
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