EA201891862A1 - EXTRACTION OF METALS FROM RICH IN CALCIUM MATERIALS - Google Patents

EXTRACTION OF METALS FROM RICH IN CALCIUM MATERIALS

Info

Publication number
EA201891862A1
EA201891862A1 EA201891862A EA201891862A EA201891862A1 EA 201891862 A1 EA201891862 A1 EA 201891862A1 EA 201891862 A EA201891862 A EA 201891862A EA 201891862 A EA201891862 A EA 201891862A EA 201891862 A1 EA201891862 A1 EA 201891862A1
Authority
EA
Eurasian Patent Office
Prior art keywords
calcium
rich
metals
extraction
calcium materials
Prior art date
Application number
EA201891862A
Other languages
Russian (ru)
Other versions
EA036823B1 (en
Inventor
Туукка Котиранта
Петри Паловаара
Саули Писиля
Original Assignee
Оутотек (Финлэнд) Ой
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 Оутотек (Финлэнд) Ой filed Critical Оутотек (Финлэнд) Ой
Publication of EA201891862A1 publication Critical patent/EA201891862A1/en
Publication of EA036823B1 publication Critical patent/EA036823B1/en

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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
    • 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
    • C22B34/00—Obtaining refractory metals
    • C22B34/20—Obtaining niobium, tantalum or vanadium
    • C22B34/22—Obtaining vanadium
    • 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
    • C22B7/04—Working-up slag
    • 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)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

В данной заявке предложен способ извлечения металла(ов) из богатого кальцием железосодержащего материала (8), включающий: (a) выщелачивание (1) кальция один или более раз из указанного богатого кальцием железосодержащего материала (8) с получением обедненного кальцием железосодержащего материала (13) и (b) проведение пирометаллургической обработки (3) обедненного кальцием железосодержащего материала (13) для извлечения металла(ов) (17) из указанного обедненного кальцием железосодержащего материала (13).This application provides a method for extracting metal (s) from a calcium-rich ferrous material (8), including: (a) leaching (1) calcium one or more times from said calcium-rich ferrous material (8) to produce calcium-depleted ferrous material (13 ) and (b) conducting a pyrometallurgical treatment (3) of a calcium-depleted iron-containing material (13) to extract the metal (s) (17) from the specified calcium-depleted iron-containing material (13).

EA201891862A 2016-03-22 2016-03-22 Recovery of metals from calcium-rich materials EA036823B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/FI2016/050179 WO2017162901A1 (en) 2016-03-22 2016-03-22 Recovery of metals from calcium-rich materials

Publications (2)

Publication Number Publication Date
EA201891862A1 true EA201891862A1 (en) 2019-02-28
EA036823B1 EA036823B1 (en) 2020-12-24

Family

ID=59901058

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201891862A EA036823B1 (en) 2016-03-22 2016-03-22 Recovery of metals from calcium-rich materials

Country Status (6)

Country Link
EP (1) EP3433389A4 (en)
CN (1) CN108779512A (en)
CA (1) CA3018028C (en)
EA (1) EA036823B1 (en)
WO (1) WO2017162901A1 (en)
ZA (1) ZA201806272B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109913660A (en) * 2019-03-18 2019-06-21 东北大学 A method of rich vanadium richness iron charge is prepared using v-bearing steel slag
CN111560523B (en) * 2020-06-05 2021-02-05 昆明理工大学 Process for purifying and recovering calcium components in vanadium-containing steel slag
CN115323199B (en) * 2021-11-12 2023-09-29 虔东稀土集团股份有限公司 Rare earth element recovery method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1054888C (en) * 1994-09-08 2000-07-26 金属回收技术有限公司 Method for recovering metal and chemical values
CA2199268C (en) * 1994-09-08 2003-03-25 Paul R. Dibella Method for recovering metal and chemical values
CA2618608A1 (en) * 2007-01-19 2008-07-19 Ausenco Services Pty Ltd Integrated hydrometallurgical and pyrometallurgical processing of base-metal sulphides
FI122348B (en) * 2008-05-30 2011-12-15 Rautaruukki Oyj A process for the production of calcium carbonate from waste and by-products
CN104109758A (en) * 2014-07-21 2014-10-22 中国科学院过程工程研究所 Clean process method for extracting vanadium, chromium and iron from vanadium slag step by step

Also Published As

Publication number Publication date
EP3433389A4 (en) 2019-12-11
EP3433389A1 (en) 2019-01-30
CN108779512A (en) 2018-11-09
WO2017162901A1 (en) 2017-09-28
EA036823B1 (en) 2020-12-24
CA3018028A1 (en) 2017-09-28
CA3018028C (en) 2023-09-12
ZA201806272B (en) 2019-07-31

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Legal Events

Date Code Title Description
MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): AM AZ BY KZ KG TJ TM