JP4734414B2 - 結晶水を含まない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
結晶水を含まない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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- JP4734414B2 JP4734414B2 JP2008530296A JP2008530296A JP4734414B2 JP 4734414 B2 JP4734414 B2 JP 4734414B2 JP 2008530296 A JP2008530296 A JP 2008530296A JP 2008530296 A JP2008530296 A JP 2008530296A JP 4734414 B2 JP4734414 B2 JP 4734414B2
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- nickel
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- ore
- iron
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- 238000007670 refining Methods 0.000 title claims description 33
- 238000000034 method Methods 0.000 title claims description 31
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 title claims description 17
- 229910000480 nickel oxide Inorganic materials 0.000 title claims description 16
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 title claims description 16
- 239000013078 crystal Substances 0.000 title claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 36
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 20
- 229910052759 nickel Inorganic materials 0.000 claims description 18
- 239000000292 calcium oxide Substances 0.000 claims description 13
- 235000012255 calcium oxide Nutrition 0.000 claims description 13
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 12
- 239000010436 fluorite Substances 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 11
- 235000019738 Limestone Nutrition 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 10
- 239000006028 limestone Substances 0.000 claims description 10
- 239000011651 chromium Substances 0.000 claims description 9
- 239000002245 particle Substances 0.000 claims description 9
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 8
- 229910052804 chromium Inorganic materials 0.000 claims description 8
- 239000000571 coke Substances 0.000 claims description 6
- 239000010459 dolomite Substances 0.000 claims description 6
- 229910000514 dolomite Inorganic materials 0.000 claims description 6
- 239000000654 additive Substances 0.000 claims description 5
- 238000003723 Smelting Methods 0.000 claims description 4
- 238000005245 sintering Methods 0.000 claims description 4
- 239000004575 stone Substances 0.000 claims description 4
- 230000000996 additive effect Effects 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 229910004261 CaF 2 Inorganic materials 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 10
- 229910001710 laterite Inorganic materials 0.000 description 9
- 239000011504 laterite Substances 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
- 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
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 235000010755 mineral Nutrition 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
- 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
- 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
- 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
- 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
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (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10〜60mmの原鉱石を高炉の精錬原料とし、粒径10mm以下の鉱粉はコークス、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、
焼結鉱を破砕して篩にかけ、粒径10〜50mmの焼結鉱を高炉の精錬原料とし、粒径10mm以下の鉱粉は再度焼結するステップと、
焼結鉱、原鉱石、コークス、石灰石/生石灰、白雲石および蛍石を混合して高炉で精錬し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は、
蛍石 0.3〜8%
白雲石 0〜8%
石灰石/生石灰 4〜35%
であり、精錬ステップにおいて、精錬原料として原鉱石を添加しなくてもよく、
前記酸化ニッケル鉱の主成分とその重量比は、
ニッケル:0.5〜4.5%
クロム: 0.3〜12%
鉄: 38〜55%
であり、前記添加剤と焼結鉱の重量比は、
蛍石 0.3〜5%
白雲石 0.5〜5%
石灰石/生石灰 8〜15%
である、方法を提供する。
Claims (7)
- 結晶水を含まない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10〜60mmの原鉱石を高炉の精錬原料とし、粒径10mm未満の鉱粉はコークス、生石灰/石灰石と混合して焼結して焼結鉱を得るステップと、
焼結鉱を破砕して篩にかけ、粒径10〜50mmの焼結鉱を高炉の精錬原料とし、粒径10mm未満の鉱粉は再度焼結するステップと、
焼結鉱、原鉱石、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 0.3〜8%
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。 - 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0.5〜4.5%、クロム0.3〜12%、鉄38〜55%である、請求項1に記載の結晶水を含まない酸化ニッケル鉱を高炉でニッケル鉄に精錬する方法。
- 精錬ステップにおいて精錬原料として原鉱石を添加しない、請求項1に記載の結晶水を含まない酸化ニッケル鉱を高炉でニッケル鉄に精錬する方法。
- 前述の添加剤と焼結鉱の最適な重量比が、
蛍石 0.3〜5%
白雲石 0.5〜5%
石灰石/生石灰 8〜15%
である、請求項1または3に記載の結晶水を含まない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3に記載の結晶水を含まない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3に記載の結晶水を含まない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CaF2含有量が80%を超える、請求項1または3に記載の結晶水を含まない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 |
---|---|---|---|
CNB2005101029845A CN1306049C (zh) | 2005-09-16 | 2005-09-16 | 不含结晶水的氧化镍矿经高炉冶炼镍铁工艺 |
CN200510102984.5 | 2005-09-16 | ||
PCT/CN2005/001827 WO2006050658A1 (fr) | 2005-09-16 | 2005-11-02 | Procede de preparation de ferronickel par fusion en haut fourneau de minerai d’oxyde de nickel depourvu d’eau cristalline |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009508004A JP2009508004A (ja) | 2009-02-26 |
JP4734414B2 true JP4734414B2 (ja) | 2011-07-27 |
Family
ID=36076566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008530296A Expired - Fee Related JP4734414B2 (ja) | 2005-09-16 | 2005-11-02 | 結晶水を含まない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) | EP1927667B1 (ja) |
JP (1) | JP4734414B2 (ja) |
KR (2) | KR20070085069A (ja) |
CN (1) | CN1306049C (ja) |
AU (1) | AU2005304190B2 (ja) |
MY (1) | MY140939A (ja) |
WO (1) | WO2006050658A1 (ja) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100595290C (zh) * | 2006-09-06 | 2010-03-24 | 刘光火 | 氧化镍矿经电炉冶炼镍铬钴铁工艺 |
KR101322898B1 (ko) * | 2007-05-11 | 2013-10-29 | 주식회사 포스코 | 니켈 함유 용철의 제조 방법 |
KR101322897B1 (ko) | 2007-05-11 | 2013-10-29 | 주식회사 포스코 | 니켈 함유 용철의 제조 방법 |
KR100948926B1 (ko) | 2007-07-23 | 2010-03-24 | 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 |
WO2009052580A1 (en) * | 2007-10-26 | 2009-04-30 | Bhp Billiton Innovation Pty Ltd | Production of nickel |
CN101353708B (zh) * | 2008-09-11 | 2010-06-02 | 张家港浦项不锈钢有限公司 | 以氧化镍矿和不锈钢生产废弃物为原料的镍铁冶炼工艺 |
KR101009034B1 (ko) * | 2008-09-19 | 2011-01-17 | 주식회사 포스코 | 페로니켈의 제조 방법 |
CN101392331B (zh) * | 2008-10-10 | 2010-08-25 | 建德市新安江镍合金有限公司 | 回转窑处理镍矿的冶炼工艺 |
CN102212681B (zh) * | 2010-12-27 | 2013-03-27 | 池州市润鹏冶金科技有限公司 | 烧结增效剂及其使用方法 |
CN102650002A (zh) * | 2011-02-25 | 2012-08-29 | 云南锡业集团(控股)有限责任公司 | 改进的红土镍矿冶炼镍铁或镍锍的方法 |
FI123241B (fi) * | 2011-06-13 | 2013-01-15 | Outokumpu Oy | Menetelmä pelkistymisasteen parantamiseksi ferroseosta sulatettaessa |
CN102965521B (zh) * | 2012-11-26 | 2013-11-20 | 罕王实业集团有限公司 | 一种采用湿球入炉低温还原方式冶炼红土镍矿的方法 |
CN103131872B (zh) * | 2013-02-20 | 2015-06-03 | 罕王实业集团有限公司 | 一种铝热法控制节能环保红土镍矿冶炼竖炉温度的方法 |
FI126718B (fi) * | 2013-12-17 | 2017-04-28 | Outotec Finland Oy | Menetelmä ferronikkeliprosessista tulevien pölyjen hyödyntämiseksi ja menetelmällä valmistetut sintratut pelletit |
CN103773948B (zh) * | 2014-01-30 | 2015-08-26 | 首钢总公司 | 一种在炼铁系统中使用铁矿粉的方法 |
CN104060084A (zh) * | 2014-05-08 | 2014-09-24 | 无锡市阳泰冶金炉料有限公司 | 含镍贫铬铁矿分离富集冶炼方法 |
CN104911288B (zh) * | 2015-04-14 | 2017-09-29 | 四川金广实业(集团)股份有限公司 | 降低炉渣氧化镁含量的高炉冶炼红土镍矿方法 |
NO346383B1 (en) * | 2017-05-05 | 2022-07-04 | Knut Henriksen | Method for converting a waste material from sulphide ore based nickel refining into nickel pig iron |
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GB1290436A (ja) * | 1969-04-30 | 1972-09-27 | ||
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JPS62290843A (ja) * | 1986-06-10 | 1987-12-17 | Nippon Kokan Kk <Nkk> | フェロニッケルの製造方法 |
AUPN639995A0 (en) * | 1995-11-03 | 1995-11-30 | Technological Resources Pty Limited | A method and an apparatus for producing metals and metal alloys |
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-
2005
- 2005-09-16 CN CNB2005101029845A patent/CN1306049C/zh not_active Expired - Fee Related
- 2005-11-02 KR KR1020067017169A patent/KR20070085069A/ko active Application Filing
- 2005-11-02 AU AU2005304190A patent/AU2005304190B2/en not_active Ceased
- 2005-11-02 WO PCT/CN2005/001827 patent/WO2006050658A1/zh active Application Filing
- 2005-11-02 JP JP2008530296A patent/JP4734414B2/ja not_active Expired - Fee Related
- 2005-11-02 KR KR1020107006684A patent/KR20100039908A/ko not_active Application Discontinuation
- 2005-11-02 EP EP05803616.1A patent/EP1927667B1/en not_active Not-in-force
-
2006
- 2006-10-10 MY MYPI20064302A patent/MY140939A/en unknown
Also Published As
Publication number | Publication date |
---|---|
CN1733950A (zh) | 2006-02-15 |
KR20070085069A (ko) | 2007-08-27 |
CN1306049C (zh) | 2007-03-21 |
KR20100039908A (ko) | 2010-04-16 |
AU2005304190A1 (en) | 2006-05-18 |
EP1927667A1 (en) | 2008-06-04 |
JP2009508004A (ja) | 2009-02-26 |
EP1927667B1 (en) | 2013-06-19 |
WO2006050658A1 (fr) | 2006-05-18 |
MY140939A (en) | 2010-02-12 |
EP1927667A4 (en) | 2008-11-05 |
AU2005304190B2 (en) | 2009-09-17 |
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