EA201791651A1 - Способ увеличения содержания оксида титана в шлаке, полученном в результате электропечной плавки титаномагнетита - Google Patents
Способ увеличения содержания оксида титана в шлаке, полученном в результате электропечной плавки титаномагнетитаInfo
- Publication number
- EA201791651A1 EA201791651A1 EA201791651A EA201791651A EA201791651A1 EA 201791651 A1 EA201791651 A1 EA 201791651A1 EA 201791651 A EA201791651 A EA 201791651A EA 201791651 A EA201791651 A EA 201791651A EA 201791651 A1 EA201791651 A1 EA 201791651A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- titanomagnetite
- slag
- titanium oxide
- increasing
- content
- Prior art date
Links
Classifications
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- 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
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/076—Use of slags or fluxes as treating 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
- C22B34/00—Obtaining refractory metals
- C22B34/10—Obtaining titanium, zirconium or hafnium
- C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
- C22B34/1204—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 preliminary treatment of ores or scrap to eliminate non- titanium constituents, e.g. iron, without attacking the titanium constituent
- C22B34/1209—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 preliminary treatment of ores or scrap to eliminate non- titanium constituents, e.g. iron, without attacking the titanium constituent by dry processes, e.g. with selective chlorination of iron or with formation of a titanium bearing slag
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast furnaces
- C21B11/10—Making pig-iron other than in blast furnaces in electric furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
- C21B3/06—Treatment of liquid slag
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/36—Processes yielding slags of special composition
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/54—Processes yielding slags of special composition
-
- 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
- C22B34/10—Obtaining titanium, zirconium or hafnium
- C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
-
- 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
-
- 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)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Nonmetallic Welding Materials (AREA)
Abstract
Изобретение относится к способу увеличения содержания оксида титана в шлаке, полученном в результате электропечной плавки титаномагнетита, причем способ включает подачу титаномагнетита, восстановителя и флюса в электропечь, плавление титаномагнетита, восстановителя и флюса в электропечи с образованием слоя, содержащего жидкий металл, и слоя, содержащего шлак, над слоем, содержащим жидкий металл, и извлечение жидкого металла и шлака по отдельности из электропечи. Флюс включает от 3 до 100 мас.% материала, содержащего оксид титана, такого как ильменит.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20155100A FI126638B (en) | 2015-02-13 | 2015-02-13 | METHOD FOR INCREASING THE TITANIUM OXIDE CONTENT IN THE SLAG MANUFACTURED IN THE CONTEXT OF ELECTRONIC FUSION OF A TITANIUM MAGNET |
PCT/FI2016/050087 WO2016128622A1 (en) | 2015-02-13 | 2016-02-11 | Method for increasing of titanium oxide content in slag produced in connection with electric furnace smelting of titanomagnetite |
Publications (2)
Publication Number | Publication Date |
---|---|
EA201791651A1 true EA201791651A1 (ru) | 2017-11-30 |
EA033040B1 EA033040B1 (ru) | 2019-08-30 |
Family
ID=55486701
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA201791651A EA033040B1 (ru) | 2015-02-13 | 2016-02-11 | Способ увеличения содержания оксида титана в шлаке, полученном в результате электропечной плавки титаномагнетита |
Country Status (6)
Country | Link |
---|---|
CN (1) | CN107250387A (ru) |
CA (1) | CA2975961A1 (ru) |
EA (1) | EA033040B1 (ru) |
FI (1) | FI126638B (ru) |
PH (1) | PH12017501366A1 (ru) |
WO (1) | WO2016128622A1 (ru) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109880954B (zh) * | 2019-03-29 | 2020-09-01 | 河南佰利联新材料有限公司 | 一种提升钒钛磁铁矿利用价值的方法 |
CN110343880A (zh) * | 2019-08-20 | 2019-10-18 | 河钢股份有限公司承德分公司 | 一种利用含钒钢渣还原熔炼钒合金的方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU656476B2 (en) | 1992-07-03 | 1995-02-02 | Mintek | The recovery of titanium from titanomagnetite |
US20010052272A1 (en) * | 1992-08-11 | 2001-12-20 | Schoukens Albert F.S. | Production of high titania slag from ilmenite |
AUPQ308799A0 (en) * | 1999-09-27 | 1999-10-21 | Technological Resources Pty Limited | A direct smelting process |
CA2799056C (en) * | 2010-05-18 | 2021-02-16 | Technological Resources Pty. Limited | Direct smelting process |
-
2015
- 2015-02-13 FI FI20155100A patent/FI126638B/en not_active IP Right Cessation
-
2016
- 2016-02-11 CN CN201680009579.5A patent/CN107250387A/zh active Pending
- 2016-02-11 WO PCT/FI2016/050087 patent/WO2016128622A1/en active Application Filing
- 2016-02-11 CA CA2975961A patent/CA2975961A1/en not_active Abandoned
- 2016-02-11 EA EA201791651A patent/EA033040B1/ru not_active IP Right Cessation
-
2017
- 2017-07-28 PH PH12017501366A patent/PH12017501366A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
CN107250387A (zh) | 2017-10-13 |
PH12017501366A1 (en) | 2017-12-18 |
EA033040B1 (ru) | 2019-08-30 |
CA2975961A1 (en) | 2016-08-18 |
WO2016128622A1 (en) | 2016-08-18 |
FI20155100A (fi) | 2016-08-14 |
FI126638B (en) | 2017-03-15 |
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Legal Events
Date | Code | Title | Description |
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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 KG TJ TM |