CN101792856B - 一种金属还原方法 - Google Patents
一种金属还原方法 Download PDFInfo
- Publication number
- CN101792856B CN101792856B CN 201010150921 CN201010150921A CN101792856B CN 101792856 B CN101792856 B CN 101792856B CN 201010150921 CN201010150921 CN 201010150921 CN 201010150921 A CN201010150921 A CN 201010150921A CN 101792856 B CN101792856 B CN 101792856B
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- Prior art keywords
- furnace
- metal
- reduction
- reduction method
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- 239000002184 metal Substances 0.000 title claims abstract description 62
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 62
- 230000009467 reduction Effects 0.000 title claims abstract description 35
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000006722 reduction reaction Methods 0.000 claims abstract description 64
- 239000002245 particle Substances 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims abstract description 22
- 229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 17
- 239000011707 mineral Substances 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 230000002829 reductive effect Effects 0.000 claims description 31
- 239000003795 chemical substances by application Substances 0.000 claims description 30
- 239000002893 slag Substances 0.000 claims description 24
- 239000003245 coal Substances 0.000 claims description 21
- 239000000654 additive Substances 0.000 claims description 16
- 230000000996 additive effect Effects 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 15
- 238000003723 Smelting Methods 0.000 claims description 10
- 239000000571 coke Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 8
- 150000002739 metals Chemical class 0.000 claims description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 6
- 230000004927 fusion Effects 0.000 claims description 6
- 238000010791 quenching Methods 0.000 claims description 6
- 230000000171 quenching effect Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000000292 calcium oxide Substances 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 238000010891 electric arc Methods 0.000 claims description 3
- -1 Al (OH) 3 Chemical compound 0.000 claims description 2
- 229910004261 CaF 2 Inorganic materials 0.000 claims description 2
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 2
- 229910004283 SiO 4 Inorganic materials 0.000 claims description 2
- 239000000295 fuel oil Substances 0.000 claims description 2
- 239000011780 sodium chloride Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 230000036632 reaction speed Effects 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000003638 chemical reducing agent Substances 0.000 abstract 2
- 238000005265 energy consumption Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 60
- 229910052742 iron Inorganic materials 0.000 description 30
- 235000010755 mineral Nutrition 0.000 description 13
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 12
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 10
- 238000005453 pelletization Methods 0.000 description 10
- 238000000465 moulding Methods 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 229910000019 calcium carbonate Inorganic materials 0.000 description 6
- 235000017550 sodium carbonate Nutrition 0.000 description 5
- 229910000029 sodium carbonate Inorganic materials 0.000 description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
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- Manufacture And Refinement Of Metals (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
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CN 201010150921 CN101792856B (zh) | 2010-04-13 | 2010-04-13 | 一种金属还原方法 |
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CN 201010150921 CN101792856B (zh) | 2010-04-13 | 2010-04-13 | 一种金属还原方法 |
Publications (2)
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CN101792856A CN101792856A (zh) | 2010-08-04 |
CN101792856B true CN101792856B (zh) | 2013-04-03 |
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CN 201010150921 Expired - Fee Related CN101792856B (zh) | 2010-04-13 | 2010-04-13 | 一种金属还原方法 |
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CN (1) | CN101792856B (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN103451346B (zh) * | 2013-08-19 | 2015-07-15 | 西安建筑科技大学 | 一种铜冶炼渣的还原方法 |
CN114408885B (zh) * | 2021-12-28 | 2023-08-29 | 中节能工业节能有限公司 | 热法黄磷生产用还原剂及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1769505A (zh) * | 2005-10-08 | 2006-05-10 | 昆明理工大学 | 真空煤炭热还原氧化镁矿提取金属镁的方法 |
CN1818082A (zh) * | 2006-03-10 | 2006-08-16 | 沈阳东方钢铁有限公司 | 铁矿粉预还原气基熔融还原炼铁、炼钢工艺 |
CN101343692A (zh) * | 2008-05-21 | 2009-01-14 | 阜新华维冶金新材料有限公司 | 碳基还原剂 |
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2010
- 2010-04-13 CN CN 201010150921 patent/CN101792856B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1769505A (zh) * | 2005-10-08 | 2006-05-10 | 昆明理工大学 | 真空煤炭热还原氧化镁矿提取金属镁的方法 |
CN1818082A (zh) * | 2006-03-10 | 2006-08-16 | 沈阳东方钢铁有限公司 | 铁矿粉预还原气基熔融还原炼铁、炼钢工艺 |
CN101343692A (zh) * | 2008-05-21 | 2009-01-14 | 阜新华维冶金新材料有限公司 | 碳基还原剂 |
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CN101792856A (zh) | 2010-08-04 |
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Owner name: QIANQIU ENERGY (SHANGHAI) CO., LTD. Free format text: FORMER OWNER: LI BAIRONG Effective date: 20130927 |
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Free format text: CORRECT: ADDRESS; FROM: 510000 GUANGZHOU, GUANGDONG PROVINCE TO: 201306 PUDONG NEW AREA, SHANGHAI |
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Effective date of registration: 20130927 Address after: 201306 No. 340 A0201 neighborhood, Lingang hi tech industrialization base, Shanghai, Pudong New Area Patentee after: Future energy (Shanghai) Limited Address before: Guangyuan East Road Guangzhou Guangdong province 510000 City Sceneway Metro 1 Street 7 block 701 Patentee before: Li Bairong |
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Granted publication date: 20130403 Termination date: 20190413 |
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