EA201992240A1 - Способ получения железо- и хромсодержащих частиц - Google Patents

Способ получения железо- и хромсодержащих частиц

Info

Publication number
EA201992240A1
EA201992240A1 EA201992240A EA201992240A EA201992240A1 EA 201992240 A1 EA201992240 A1 EA 201992240A1 EA 201992240 A EA201992240 A EA 201992240A EA 201992240 A EA201992240 A EA 201992240A EA 201992240 A1 EA201992240 A1 EA 201992240A1
Authority
EA
Eurasian Patent Office
Prior art keywords
particles
containing particles
ore
stage
obtaining iron
Prior art date
Application number
EA201992240A
Other languages
English (en)
Inventor
Маттиас Болль
Ульрике Зампиери
Ёханнес Нелль
Original Assignee
Ланксесс Дойчланд Гмбх
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ланксесс Дойчланд Гмбх filed Critical Ланксесс Дойчланд Гмбх
Publication of EA201992240A1 publication Critical patent/EA201992240A1/ru

Links

Classifications

    • 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
    • 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
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/001—Dry processes
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C35/00—Master alloys for iron or steel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)

Abstract

Способ получения железо- и хромсодержащих частиц, включающий следующие этапы: a) получение рудных частиц путем смешивания на первом этапе хромитового рудного материала, остатка обработки хромитовой руды (CORP) и восстановительного компонента и на втором этапе смеси, полученной после первого этапа, с водой, b) высушивание рудных частиц, полученных после этапа a), и, при необходимости, c) восстановление рудных частиц, полученных после этапа b), с получением металлизированных частиц.
EA201992240A 2017-03-21 2018-03-19 Способ получения железо- и хромсодержащих частиц EA201992240A1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17162063 2017-03-21
PCT/EP2018/056889 WO2018172284A1 (en) 2017-03-21 2018-03-19 Process for preparing iron- and chrome-containing particles

Publications (1)

Publication Number Publication Date
EA201992240A1 true EA201992240A1 (ru) 2020-03-23

Family

ID=58548955

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201992240A EA201992240A1 (ru) 2017-03-21 2018-03-19 Способ получения железо- и хромсодержащих частиц

Country Status (4)

Country Link
EP (1) EP3601625B1 (ru)
CN (1) CN110431243A (ru)
EA (1) EA201992240A1 (ru)
WO (1) WO2018172284A1 (ru)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109536703A (zh) * 2018-12-29 2019-03-29 中冶南方工程技术有限公司 一种铬铁合金冶炼装置及工艺
EP3760748B1 (en) 2019-07-02 2023-09-20 Brother Group (Hong Kong) Limited Process for preparing optimized calcined, iron- and chrome-containing pellets

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3838981A (en) * 1973-03-22 1974-10-01 Cabot Corp Wear-resistant power metallurgy nickel-base alloy
DE2607131C2 (de) * 1976-02-21 1983-11-24 Bayer Ag, 5090 Leverkusen Verfahren zum Aufschluß von Chromerzen
CN1059370A (zh) * 1990-08-31 1992-03-11 黄石市无机盐厂 铬渣解毒、冶炼含铬生铁的方法
US5702502A (en) * 1995-12-14 1997-12-30 Armco Inc. Method for direct use of chromite ore in the production of stainless steel
AU4675701A (en) * 2000-04-19 2001-10-30 Adwell Worldwide Inc Ferroalloy production
US7220394B2 (en) * 2002-10-30 2007-05-22 Council Of Scientific And Industrial Research Process for simultaneous recovery of chromium and iron from chromite ore processing residue
ZA200403429B (en) 2004-05-06 2005-11-30 Xstrata South Africa Pty Ltd Process.
TR200908848T1 (tr) * 2007-05-24 2012-02-21 Tata Steel Limited Kromit cevherleri/konsantrelerinden krom metal külçelerini üretmeye yönelik usul.
WO2013011521A1 (en) * 2011-07-18 2013-01-24 Tata Steel Limited A method for direct reduction of oxidized chromite ore fines composite agglomerates in a tunnel kiln using carbonaceous reductant for production of reduced chromite product/ agglomerates applicable in ferrochrome or charge chrome production.
NO2870107T3 (ru) 2012-07-06 2018-06-16
CN102796879B (zh) * 2012-09-10 2014-04-16 湖北振华化学股份有限公司 一种无钙铬渣经直接还原制备含铬铁粉的方法
CN103224253A (zh) * 2013-01-06 2013-07-31 内蒙古黄河铬盐股份有限公司 无钙焙烧生产铬酸钠及联产含铬铸铁的方法
CN103103346A (zh) * 2013-01-08 2013-05-15 内蒙古包钢钢联股份有限公司 一种无钙铬渣烧结造块循环再利用方法
KR20160073994A (ko) * 2013-10-21 2016-06-27 케이더블유쥐 리소시즈, 인코퍼레이티드 크로마이트 광석으로부터 직접 크롬 철 합금의 제조
EP3020690A1 (de) 2014-11-13 2016-05-18 LANXESS Deutschland GmbH Verfahren zur Reduktion von sechswertigem Chrom in oxidischen Feststoffen

Also Published As

Publication number Publication date
WO2018172284A1 (en) 2018-09-27
EP3601625A1 (en) 2020-02-05
CN110431243A (zh) 2019-11-08
EP3601625B1 (en) 2021-05-19

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