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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- JP4734415B2 JP4734415B2 JP2008530297A JP2008530297A JP4734415B2 JP 4734415 B2 JP4734415 B2 JP 4734415B2 JP 2008530297 A JP2008530297 A JP 2008530297A JP 2008530297 A JP2008530297 A JP 2008530297A JP 4734415 B2 JP4734415 B2 JP 4734415B2
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- Prior art keywords
- nickel
- blast furnace
- refining
- ore
- iron
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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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (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)
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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) | KR20100039907A (ja) |
CN (1) | CN1300352C (ja) |
AU (1) | AU2005299184B2 (ja) |
MY (1) | MY147763A (ja) |
WO (1) | WO2006045254A1 (ja) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
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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 |
CN101680042B (zh) * | 2007-05-11 | 2013-02-20 | Posco公司 | 制造含镍熔铁的方法 |
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 |
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 |
CN101792866B (zh) * | 2010-03-26 | 2011-08-03 | 常州市兴昌盛合金制品有限公司 | 一种利用废氧化铝基镍触媒提炼镍铁的方法 |
CN102212691A (zh) * | 2011-05-20 | 2011-10-12 | 营口宝成不锈钢有限公司 | 一种铬镍铁合金的生产方法 |
KR101359970B1 (ko) * | 2011-12-20 | 2014-02-12 | 주식회사 포스코 | 페로니켈 슬래그의 재활용 방법 |
CN102719582B (zh) * | 2012-07-03 | 2014-10-29 | 刘光火 | 一种冶炼低品位复合矿的工艺 |
KR101536745B1 (ko) * | 2012-12-28 | 2015-07-15 | 재단법인 포항산업과학연구원 | 마그네슘 제련 원료 |
CN103103366B (zh) * | 2013-02-20 | 2014-07-16 | 罕王实业集团有限公司 | 一种硅热法控制节能环保红土镍矿冶炼竖炉温度的方法 |
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 |
CN103740933B (zh) * | 2014-01-24 | 2015-12-02 | 温德昌 | 一种氧化镍物料生产镍铁合金的方法 |
CN105909679A (zh) * | 2016-06-18 | 2016-08-31 | 中山市盈科轴承制造有限公司 | 带dlc涂层的多楔滑轮型双列角接触球轴承 |
CN111663034B (zh) * | 2020-06-28 | 2022-10-14 | 宝钢德盛不锈钢有限公司 | 一种低成本的高炉铁水生产工艺 |
CN111763823B (zh) * | 2020-08-26 | 2022-05-20 | 甘肃高能中色环保科技有限公司 | 一种复杂含镍湿物料生产烧结块的方法 |
CN112573842B (zh) * | 2020-12-29 | 2022-04-22 | 中国水利水电第九工程局有限公司 | 石灰石矿山尾矿白云石用于水泥生产配料方法 |
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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JPS597770B2 (ja) | 1983-05-12 | 1984-02-21 | 日新製鋼株式会社 | クロム鉱石の焼結法 |
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 CNB200510102985XA patent/CN1300352C/zh not_active Ceased
- 2005-11-02 KR KR1020107006683A patent/KR20100039907A/ko not_active Application Discontinuation
- 2005-11-02 KR KR1020067017163A patent/KR20070085068A/ko active Application Filing
- 2005-11-02 AU AU2005299184A patent/AU2005299184B2/en not_active Ceased
- 2005-11-02 WO PCT/CN2005/001828 patent/WO2006045254A1/zh active Application Filing
- 2005-11-02 EP EP05801995.1A patent/EP1927666B1/en not_active Not-in-force
- 2005-11-02 JP JP2008530297A patent/JP4734415B2/ja not_active Expired - Fee Related
-
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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Publication number | Publication date |
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MY147763A (en) | 2013-01-31 |
JP2009508005A (ja) | 2009-02-26 |
KR20100039907A (ko) | 2010-04-16 |
WO2006045254A1 (fr) | 2006-05-04 |
CN1300352C (zh) | 2007-02-14 |
KR20070085068A (ko) | 2007-08-27 |
AU2005299184A1 (en) | 2006-05-04 |
EP1927666A4 (en) | 2008-12-03 |
CN1743476A (zh) | 2006-03-08 |
EP1927666A1 (en) | 2008-06-04 |
AU2005299184B2 (en) | 2009-06-04 |
EP1927666B1 (en) | 2013-04-24 |
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