JP4734415B2 - 結晶水を含む酸化ニッケル鉱を高炉でニッケル鉄に精錬する方法 - Google Patents
結晶水を含む酸化ニッケル鉱を高炉でニッケル鉄に精錬する方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims description 31
- 238000007670 refining Methods 0.000 title claims description 29
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 title claims description 21
- 229910000480 nickel oxide Inorganic materials 0.000 title claims description 18
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 title claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 12
- 239000013078 crystal Substances 0.000 title claims description 11
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 40
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 36
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 22
- 239000000292 calcium oxide Substances 0.000 claims description 20
- 235000012255 calcium oxide Nutrition 0.000 claims description 20
- 229910052759 nickel Inorganic materials 0.000 claims description 18
- 235000019738 Limestone Nutrition 0.000 claims description 17
- 239000006028 limestone Substances 0.000 claims description 17
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 14
- 239000010436 fluorite Substances 0.000 claims description 14
- 239000000571 coke Substances 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 11
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 9
- 239000011651 chromium Substances 0.000 claims description 9
- 229910052804 chromium Inorganic materials 0.000 claims description 8
- 239000010459 dolomite Substances 0.000 claims description 8
- 229910000514 dolomite Inorganic materials 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 6
- 238000005245 sintering Methods 0.000 claims description 6
- 239000000654 additive Substances 0.000 claims description 5
- 239000012141 concentrate Substances 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 239000004575 stone Substances 0.000 claims description 4
- 238000007873 sieving Methods 0.000 claims description 2
- 238000002425 crystallisation Methods 0.000 claims 1
- 230000008025 crystallization Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000011504 laterite Substances 0.000 description 9
- 229910001710 laterite Inorganic materials 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910018487 Ni—Cr Inorganic materials 0.000 description 3
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- UOUJSJZBMCDAEU-UHFFFAOYSA-N chromium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+3].[Cr+3] UOUJSJZBMCDAEU-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 2
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- BIJOYKCOMBZXAE-UHFFFAOYSA-N chromium iron nickel Chemical compound [Cr].[Fe].[Ni] BIJOYKCOMBZXAE-UHFFFAOYSA-N 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- GRWVQDDAKZFPFI-UHFFFAOYSA-H chromium(III) sulfate Chemical compound [Cr+3].[Cr+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O GRWVQDDAKZFPFI-UHFFFAOYSA-H 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- WWNBZGLDODTKEM-UHFFFAOYSA-N sulfanylidenenickel Chemical compound [Ni]=S WWNBZGLDODTKEM-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/02—General features in the manufacture of pig-iron by applying additives, e.g. fluxing agents
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/008—Composition or distribution of the charge
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/02—Making special pig-iron, e.g. by applying additives, e.g. oxides of other metals
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/16—Sintering; Agglomerating
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B23/00—Obtaining nickel or cobalt
- C22B23/005—Preliminary treatment of ores, e.g. by roasting or by the Krupp-Renn process
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B23/00—Obtaining nickel or cobalt
- C22B23/02—Obtaining nickel or cobalt by dry processes
- C22B23/023—Obtaining nickel or cobalt by dry processes with formation of ferro-nickel or ferro-cobalt
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/34—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of silicon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
- C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/2413—Binding; Briquetting ; Granulating enduration of pellets
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
Description
原鉱石を破砕して篩にかけ、そのうち粒径2mm未満の鉱粉をコークス、生石灰/石灰石と配合して焼結し、焼結鉱を得るステップと、
焼結鉱、コークス、石灰石/生石灰、白雲石および蛍石を混合し高炉で精錬してニッケル鉄を得るステップとを含み、添加剤と焼結鉱石の重量比が、
蛍石 0.3〜20%
白雲石 0〜8%
石灰石/生石灰 4〜35%
である、方法を提供する。
一次焼結で得られた焼結鉱を破砕して300〜500メッシュの篩にかけ、磁気分離して精鉱粉を得るステップと、
精鉱粉をコークス、生石灰/石灰石と混合し焼結して焼結鉱を得るステップと、
二次焼結後の焼結鉱をコークス、石灰石/生石灰、白雲石および蛍石と混合し高炉で精錬してニッケル鉄を得るステップとを含んでよく、
前記酸化ニッケル鉱の主成分とその重量比が、
ニッケル:0.5〜4%
クロム: 0.3〜12%
鉄: 7〜55%であり、
前記添加剤と焼結鉱の最適重量比が、
蛍石 0.3〜10%
白雲石 0.5〜5%
石灰石/生石灰 8〜20%である。
Claims (7)
- 結晶水を含む酸化ニッケル鉱を高炉でニッケル鉄に精錬する方法であって、主として、
原鉱石を破砕して篩にかけ、そのうち粒径2mm未満の鉱粉をコークス、生石灰/石灰石と混合し焼結して焼結鉱塊を得るステップと、
焼結鉱塊、コークス、石灰石/生石灰、白雲石および蛍石を混合し高炉で精錬してニッケル鉄を得るステップであって、
添加剤と焼結鉱の重量比が、
蛍石 0.3〜20%
白雲石 0〜8%
石灰石/生石灰 4〜35%であるステップとを含むことを特徴とする高炉精錬方法。 - さらに、
焼結鉱塊を破砕して300〜500メッシュの篩にかけ、磁気分離して精鉱粉を得るステップと、
精鉱粉を、コークス、生石灰/石灰石、白雲石および蛍石と混合し焼結して焼結鉱塊を得るステップと、
二次焼結後の焼結鉱塊を、コークス、石灰石/生石灰、白雲石および蛍石と混合し高炉で精錬してニッケル鉄を得るステップとを含むことを特徴とする、請求項1に記載の結晶水を含む酸化ニッケル鉱を高炉でニッケル鉄に精錬する方法。 - 前記酸化ニッケル鉱の主成分およびその重量比がニッケル0.5〜4%、クロム0.3〜12%、鉄7〜55%である、請求項1または2に記載の結晶水を含む酸化ニッケル鉱を高炉でニッケル鉄に精錬する方法。
- 前記添加剤と焼結鉱の重量比が、好ましくは
蛍石 0.3〜10%
白雲石 0.5〜5%
石灰石/生石灰 8〜20%である、請求項1または2に記載の結晶水を含む酸化ニッケル鉱を高炉でニッケル鉄に精錬する方法。 - 前記石灰石中のCaO含有量が50%を超え、生石灰中のCaO含有量が80%を超える、請求項1または2に記載の結晶水を含む酸化ニッケル鉱を高炉でニッケル鉄に精錬する方法。
- 前記白雲石中のMg含有量が10%を超える、請求項1または2に記載の結晶水を含む酸化ニッケル鉱を高炉でニッケル鉄に精錬する方法。
- 前記蛍石中のCaF含有量が80%を超える、請求項1または2に記載の結晶水を含む酸化ニッケル鉱を高炉でニッケル鉄に精錬する方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB200510102985XA CN1300352C (zh) | 2005-09-16 | 2005-09-16 | 含结晶水的氧化镍矿经高炉冶炼镍铁工艺 |
CN200510102985.X | 2005-09-16 | ||
PCT/CN2005/001828 WO2006045254A1 (fr) | 2005-09-16 | 2005-11-02 | Procédé de fabrication de ferronickel par fusion de minerai d’oxyde de nickel contenant des cristaux d'eau dans un haut-fourneau |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009508005A JP2009508005A (ja) | 2009-02-26 |
JP4734415B2 true JP4734415B2 (ja) | 2011-07-27 |
Family
ID=36139000
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2008530297A Expired - Fee Related JP4734415B2 (ja) | 2005-09-16 | 2005-11-02 | 結晶水を含む酸化ニッケル鉱を高炉でニッケル鉄に精錬する方法 |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP1927666B1 (ja) |
JP (1) | JP4734415B2 (ja) |
KR (2) | KR20070085068A (ja) |
CN (1) | CN1300352C (ja) |
AU (1) | AU2005299184B2 (ja) |
MY (1) | MY147763A (ja) |
WO (1) | WO2006045254A1 (ja) |
Families Citing this family (20)
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CN101020943A (zh) * | 2006-07-12 | 2007-08-22 | 刘光火 | 氧化镍矿冶炼镍铬生铁工艺的降磷方法 |
CN100532579C (zh) * | 2007-04-30 | 2009-08-26 | 郑州永通特钢有限公司 | 使用含镍、铬的低品位褐铁矿冶炼低磷不锈钢基料的方法 |
KR100948926B1 (ko) | 2007-07-23 | 2010-03-24 | 주식회사 포스코 | 니켈 함유 용철의 제조 방법 |
KR101322897B1 (ko) | 2007-05-11 | 2013-10-29 | 주식회사 포스코 | 니켈 함유 용철의 제조 방법 |
JP5194111B2 (ja) * | 2007-05-11 | 2013-05-08 | ポスコ | ニッケル含有溶鉄の製造方法 |
KR101322898B1 (ko) * | 2007-05-11 | 2013-10-29 | 주식회사 포스코 | 니켈 함유 용철의 제조 방법 |
CN100478477C (zh) * | 2007-07-09 | 2009-04-15 | 贵研铂业股份有限公司 | 一种从红土矿中提取镍铁合金的方法 |
CN101638730B (zh) * | 2008-07-31 | 2015-03-25 | 塔塔钢铁有限公司 | 用于从冶金级铬铁矿精矿细粉生产海绵铬的方法 |
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JP5991290B2 (ja) * | 2013-09-13 | 2016-09-14 | Jfeスチール株式会社 | 焼結鉱の製造方法 |
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AUPN639995A0 (en) * | 1995-11-03 | 1995-11-30 | Technological Resources Pty Limited | A method and an apparatus for producing metals and metal alloys |
RU2132400C1 (ru) * | 1998-09-03 | 1999-06-27 | Открытое акционерное общество "Серовский металлургический завод" | Способ переработки окисленных никелевых руд |
RU2157412C1 (ru) | 1999-04-19 | 2000-10-10 | ЗАО "Научно-производственное предприятие ФАН" | Способ получения доменного ферроникеля |
CN1237641A (zh) * | 1999-06-15 | 1999-12-08 | 吉林省冶金研究院 | 由硫化镍精矿中提取镍、铜、钴、镁及制造镍铁的工艺 |
JP2001303113A (ja) * | 2000-04-26 | 2001-10-31 | Mitsui Matsushima Co Ltd | 燃焼灰成分においてCaO成分とFe2O3成分とが多い石炭の利用方法 |
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-
2005
- 2005-09-16 CN CNB200510102985XA patent/CN1300352C/zh not_active Ceased
- 2005-11-02 JP JP2008530297A patent/JP4734415B2/ja not_active Expired - Fee Related
- 2005-11-02 AU AU2005299184A patent/AU2005299184B2/en not_active Ceased
- 2005-11-02 EP EP05801995.1A patent/EP1927666B1/en not_active Not-in-force
- 2005-11-02 KR KR1020067017163A patent/KR20070085068A/ko active Application Filing
- 2005-11-02 KR KR1020107006683A patent/KR20100039907A/ko not_active Application Discontinuation
- 2005-11-02 WO PCT/CN2005/001828 patent/WO2006045254A1/zh active Application Filing
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2006
- 2006-10-10 MY MYPI20064303A patent/MY147763A/en unknown
Patent Citations (1)
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JPS62290842A (ja) * | 1986-06-10 | 1987-12-17 | Nippon Kokan Kk <Nkk> | フェロニッケルの製造方法 |
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AU2005299184A1 (en) | 2006-05-04 |
EP1927666A4 (en) | 2008-12-03 |
JP2009508005A (ja) | 2009-02-26 |
MY147763A (en) | 2013-01-31 |
CN1743476A (zh) | 2006-03-08 |
WO2006045254A1 (fr) | 2006-05-04 |
KR20100039907A (ko) | 2010-04-16 |
KR20070085068A (ko) | 2007-08-27 |
EP1927666A1 (en) | 2008-06-04 |
EP1927666B1 (en) | 2013-04-24 |
AU2005299184B2 (en) | 2009-06-04 |
CN1300352C (zh) | 2007-02-14 |
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