CN102978386B - 一种高炉用含碳球团的复合式制备方法 - Google Patents
一种高炉用含碳球团的复合式制备方法 Download PDFInfo
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- CN102978386B CN102978386B CN 201210426472 CN201210426472A CN102978386B CN 102978386 B CN102978386 B CN 102978386B CN 201210426472 CN201210426472 CN 201210426472 CN 201210426472 A CN201210426472 A CN 201210426472A CN 102978386 B CN102978386 B CN 102978386B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000008188 pellet Substances 0.000 title abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title abstract description 8
- 229910052799 carbon Inorganic materials 0.000 title abstract description 8
- 238000005453 pelletization Methods 0.000 claims abstract description 57
- 239000002893 slag Substances 0.000 claims abstract description 26
- 238000005245 sintering Methods 0.000 claims abstract description 25
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 18
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 18
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 18
- 238000005303 weighing Methods 0.000 claims abstract description 16
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000002156 mixing Methods 0.000 claims abstract description 10
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims abstract description 9
- RQLWXPCFUSHLNV-UHFFFAOYSA-N [Cr].[Ca] Chemical compound [Cr].[Ca] RQLWXPCFUSHLNV-UHFFFAOYSA-N 0.000 claims description 25
- 239000012141 concentrate Substances 0.000 claims description 21
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 21
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 17
- 239000000428 dust Substances 0.000 claims description 15
- 150000001875 compounds Chemical class 0.000 claims description 13
- 239000000843 powder Substances 0.000 claims description 10
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 9
- 229910052726 zirconium Inorganic materials 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000012216 screening Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 239000000203 mixture Substances 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- 239000002956 ash Substances 0.000 abstract 1
- 239000000440 bentonite Substances 0.000 abstract 1
- 229910000278 bentonite Inorganic materials 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 239000011651 chromium Substances 0.000 abstract 1
- 239000010881 fly ash Substances 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- 239000010802 sludge Substances 0.000 abstract 1
- 230000006835 compression Effects 0.000 description 8
- 238000007906 compression Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- 238000001465 metallisation Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003034 coal gas Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000004021 humic acid Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
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CN 201210426472 CN102978386B (zh) | 2012-10-31 | 2012-10-31 | 一种高炉用含碳球团的复合式制备方法 |
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CN 201210426472 CN102978386B (zh) | 2012-10-31 | 2012-10-31 | 一种高炉用含碳球团的复合式制备方法 |
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CN102978386A CN102978386A (zh) | 2013-03-20 |
CN102978386B true CN102978386B (zh) | 2013-09-25 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101260444A (zh) * | 2008-04-15 | 2008-09-10 | 攀钢集团攀枝花钢铁研究院有限公司 | 高炉炼铁方法 |
CN101638718A (zh) * | 2008-07-28 | 2010-02-03 | 宝山钢铁股份有限公司 | 一种高爆裂温度的含碳球团 |
CN101705317A (zh) * | 2009-09-14 | 2010-05-12 | 重庆瑞帆再生资源开发有限公司 | 利用冶金烧结和高炉对铬渣进行无害化处理的方法 |
CN102399922A (zh) * | 2011-11-29 | 2012-04-04 | 宁波蓝鼎电子科技有限公司 | 高炉炼铁方法 |
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2012
- 2012-10-31 CN CN 201210426472 patent/CN102978386B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101260444A (zh) * | 2008-04-15 | 2008-09-10 | 攀钢集团攀枝花钢铁研究院有限公司 | 高炉炼铁方法 |
CN101638718A (zh) * | 2008-07-28 | 2010-02-03 | 宝山钢铁股份有限公司 | 一种高爆裂温度的含碳球团 |
CN101705317A (zh) * | 2009-09-14 | 2010-05-12 | 重庆瑞帆再生资源开发有限公司 | 利用冶金烧结和高炉对铬渣进行无害化处理的方法 |
CN102399922A (zh) * | 2011-11-29 | 2012-04-04 | 宁波蓝鼎电子科技有限公司 | 高炉炼铁方法 |
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