JP2016539251A - クロム鉄鉱石からのクロム鉄合金の直接的な製造 - Google Patents

クロム鉄鉱石からのクロム鉄合金の直接的な製造 Download PDF

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Publication number
JP2016539251A
JP2016539251A JP2016549010A JP2016549010A JP2016539251A JP 2016539251 A JP2016539251 A JP 2016539251A JP 2016549010 A JP2016549010 A JP 2016549010A JP 2016549010 A JP2016549010 A JP 2016549010A JP 2016539251 A JP2016539251 A JP 2016539251A
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Prior art keywords
chromium
chromite
natural gas
carbon
aggregate
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JP2016549010A
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English (en)
Japanese (ja)
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JP2016539251A5 (https=
Inventor
ウインター，フランク
Original Assignee
ケイ・ダブリュ・ジー リソーシーズ，インコーポレイテッド
ケイ・ダブリュ・ジー リソーシーズ，インコーポレイテッド
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Publication of JP2016539251A publication Critical patent/JP2016539251A/ja
Publication of JP2016539251A5 publication Critical patent/JP2016539251A5/ja
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C30/00—Alloys containing less than 50% by weight of each constituent
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0073—Selection or treatment of the reducing gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/008—Use of special additives or fluxing agents
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
    • 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
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing 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
    • C22B5/00—General methods of reducing to metals
    • C22B5/02—Dry methods smelting of sulfides or formation of mattes
    • C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
    • 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

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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)
  • Dispersion Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
JP2016549010A 2013-10-21 2014-09-09 クロム鉄鉱石からのクロム鉄合金の直接的な製造 Pending JP2016539251A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361893400P 2013-10-21 2013-10-21
US61/893,400 2013-10-21
PCT/US2014/054644 WO2015060951A1 (en) 2013-10-21 2014-09-09 Production of chromium iron alloys directly from chromite ore

Related Child Applications (1)

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JP2019094969A Division JP2019131895A (ja) 2013-10-21 2019-05-21 クロム鉄鉱石からのクロム鉄合金の直接的な製造

Publications (2)

Publication Number Publication Date
JP2016539251A true JP2016539251A (ja) 2016-12-15
JP2016539251A5 JP2016539251A5 (https=) 2017-01-26

Family

ID=52993349

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2016549010A Pending JP2016539251A (ja) 2013-10-21 2014-09-09 クロム鉄鉱石からのクロム鉄合金の直接的な製造
JP2019094969A Pending JP2019131895A (ja) 2013-10-21 2019-05-21 クロム鉄鉱石からのクロム鉄合金の直接的な製造

Family Applications After (1)

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JP2019094969A Pending JP2019131895A (ja) 2013-10-21 2019-05-21 クロム鉄鉱石からのクロム鉄合金の直接的な製造

Country Status (6)

Country Link
US (1) US20160244864A1 (https=)
JP (2) JP2016539251A (https=)
KR (1) KR20160073994A (https=)
CN (1) CN105658828A (https=)
CA (1) CA2927984C (https=)
WO (1) WO2015060951A1 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3601625B1 (en) * 2017-03-21 2021-05-19 Brother Group (Hong Kong) Limited Process for preparing iron- and chrome-containing particles
CA3056280C (en) 2017-05-02 2020-07-14 Dawei Yu Carbothermic direct reduction of chromite using a catalyst for the production of ferrochrome alloy
US10358693B2 (en) 2017-10-20 2019-07-23 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Natural Resources Method of direct reduction of chromite with cryolite additive
EP3760748B1 (en) * 2019-07-02 2023-09-20 Brother Group (Hong Kong) Limited Process for preparing optimized calcined, iron- and chrome-containing pellets
EP3763837A1 (de) * 2019-07-09 2021-01-13 Brother Group (Hong Kong) Limited Formgebung von chromerzprozess-rückständen
BR102019023195B1 (pt) * 2019-11-05 2021-01-19 Vale S.A. processo de produção de aglomerado de finos de minério de ferroe o produto aglomerado
CN113444884B (zh) * 2021-05-17 2022-11-01 攀钢集团攀枝花钢铁研究院有限公司 一种微碳铬铁合金的制备方法
CN114855002B (zh) * 2021-07-06 2023-04-25 丰镇市华兴化工有限公司 一种低钛高碳铬铁及其生产方法
CN116987880B (zh) * 2023-08-10 2025-10-31 北京科技大学 一种在含ch4的还原气氛条件下铬铁矿球团进行低温还原焙烧预处理方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5114969B1 (https=) * 1970-10-31 1976-05-13
JPS58199834A (ja) * 1982-05-15 1983-11-21 Kawasaki Steel Corp クロム鉱石の予備還元法

Family Cites Families (13)

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Publication number Priority date Publication date Assignee Title
US2990267A (en) * 1959-06-26 1961-06-27 Dow Chemical Co Preparation of metal powders
US3235371A (en) * 1962-09-10 1966-02-15 Control Of Michigan College Of Agglomerated mineral products and method of making same
US3661555A (en) * 1969-06-24 1972-05-09 Showa Denko Kk Pelletized chromium addition agents for ferro alloys production and method therefor
US3894865A (en) * 1970-07-10 1975-07-15 Wienert Fritz Otto Production of metallurgical pellets in rotary kilns
US3997333A (en) * 1975-02-26 1976-12-14 Westinghouse Electric Corporation Process for the reduction of complex metallic ores
US4298581A (en) * 1980-04-15 1981-11-03 Cabot Corporation Process for recovering chromium, vanadium, molybdenum and tungsten values from a feed material
DE3713883A1 (de) * 1987-04-25 1988-11-17 Metallgesellschaft Ag Verfahren zur herstellung von ferrochrom
CN1037917C (zh) * 1993-03-02 1998-04-01 锦州铁合金厂 粉铬矿还原性烧结造块冶炼铬铁合金工艺
US7315021B2 (en) * 2004-05-21 2008-01-01 Analytica Of Branford, Inc. Charged droplet spray probe
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
CN101538630B (zh) * 2009-02-05 2011-04-06 丁家伟 用铬矿粉制备铬铁工艺及设备
CN103045854B (zh) * 2011-10-12 2015-11-25 中国中化股份有限公司 用于铬铁合金冶炼生产的铬粉矿的预处理方法
US9534275B2 (en) * 2013-03-06 2017-01-03 Midrex Technologies, Inc. Methods and systems for reducing chromium containing raw material

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5114969B1 (https=) * 1970-10-31 1976-05-13
JPS58199834A (ja) * 1982-05-15 1983-11-21 Kawasaki Steel Corp クロム鉱石の予備還元法

Also Published As

Publication number Publication date
KR20160073994A (ko) 2016-06-27
CA2927984A1 (en) 2015-04-30
US20160244864A1 (en) 2016-08-25
CA2927984C (en) 2018-03-27
JP2019131895A (ja) 2019-08-08
WO2015060951A1 (en) 2015-04-30
CN105658828A (zh) 2016-06-08

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