AP3866A - Method for improving the reduction degree in the smelting of ferroalloy - Google Patents
Method for improving the reduction degree in the smelting of ferroalloyInfo
- Publication number
- AP3866A AP3866A AP2013007314A AP2013007314A AP3866A AP 3866 A AP3866 A AP 3866A AP 2013007314 A AP2013007314 A AP 2013007314A AP 2013007314 A AP2013007314 A AP 2013007314A AP 3866 A AP3866 A AP 3866A
- Authority
- AP
- ARIPO
- Prior art keywords
- ferroalloy
- smelting
- improving
- reduction degree
- reduction
- Prior art date
Links
Classifications
-
- 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
- C21C5/005—Manufacture of stainless steel
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/04—Making ferrous alloys by melting
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
-
- 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
- C21C5/5264—Manufacture of alloyed steels including ferro-alloys
-
- 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
-
- 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
- C21C7/0006—Adding metallic additives
-
- 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
- C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
-
- 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
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
- C22B1/24—Binding; Briquetting ; Granulating
- C22B1/242—Binding; Briquetting ; Granulating with binders
- C22B1/243—Binding; Briquetting ; Granulating with binders inorganic
-
- 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
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C27/00—Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
- C22C27/06—Alloys based on chromium
-
- 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
-
- 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
-
- 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)
- 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)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20110200A FI123241B (en) | 2011-06-13 | 2011-06-13 | Process for improving the degree of reduction in melting of a ferro-mixture |
| PCT/FI2012/050580 WO2012172168A1 (en) | 2011-06-13 | 2012-06-08 | Method for improving the reduction degree in the smelting of ferroalloy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AP2013007314A0 AP2013007314A0 (en) | 2013-12-31 |
| AP3866A true AP3866A (en) | 2016-10-31 |
Family
ID=44206736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AP2013007314A AP3866A (en) | 2011-06-13 | 2012-06-08 | Method for improving the reduction degree in the smelting of ferroalloy |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US20140116202A1 (en) |
| EP (1) | EP2718476A4 (en) |
| JP (1) | JP6148230B2 (en) |
| KR (2) | KR20160087397A (en) |
| CN (1) | CN103732774A (en) |
| AP (1) | AP3866A (en) |
| AT (1) | AT513441B1 (en) |
| AU (1) | AU2012270290B2 (en) |
| BR (1) | BR112013031991A8 (en) |
| CA (1) | CA2843210A1 (en) |
| DE (1) | DE112012002439T5 (en) |
| FI (1) | FI123241B (en) |
| MX (1) | MX2013014524A (en) |
| NO (1) | NO347489B1 (en) |
| RU (1) | RU2600788C2 (en) |
| SE (1) | SE538994C2 (en) |
| TW (1) | TWI612147B (en) |
| UA (1) | UA115863C2 (en) |
| WO (1) | WO2012172168A1 (en) |
| ZA (1) | ZA201309401B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI3319395T3 (en) | 2010-12-03 | 2023-08-01 | Interdigital Patent Holdings Inc | Method and apparatus for performing multi-radio access technology carrier aggregation |
| EP3813474A1 (en) | 2011-07-29 | 2021-04-28 | Interdigital Patent Holdings, Inc. | Method and apparatus for radio resources management in multi-radio access technology wireless systems |
| FI126718B (en) * | 2013-12-17 | 2017-04-28 | Outotec Finland Oy | Process for utilizing dust from a ferro-nickel process and sintered pellets prepared by the process |
| CN105506271B (en) * | 2014-09-24 | 2018-05-08 | 宝钢不锈钢有限公司 | Chrome ore composite pellet and its production method and application are used in a kind of argon oxygen decarburizing furnace reduction |
| WO2018011469A2 (en) * | 2016-07-11 | 2018-01-18 | Outotec (Finland) Oy | Process for manufacturing chromium and iron bearing agglomerates with different addition of manganese, nickel and molybdenum bearing materials |
| BR112019000146A2 (en) * | 2016-07-11 | 2019-04-24 | Outotec Finland Oy | process for manufacturing desired manganese, nickel and molybdenum ferrochrome alloy |
| FI128814B (en) * | 2016-12-30 | 2020-12-31 | Outotec Finland Oy | Method for producing nickel containing indurated chromite pellets, method for producing ferrochrome nickel alloy and indurated chromite pellet |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997020954A1 (en) * | 1995-12-06 | 1997-06-12 | Wmc Resources Ltd. | Simplified duplex processing of nickel ores and/or concentrates for the production of ferronickels, nickel irons and stainless steels |
| EP0846778A1 (en) * | 1996-12-04 | 1998-06-10 | Armco Inc. | Melting of nickel laterite and sulfur-bearing Ni concentrate in making Ni-alloyed iron and stainless steel |
| CN1847440A (en) * | 2006-04-25 | 2006-10-18 | 吴江市东大铸造有限公司 | Nickel-chromium-iron alloy and production method thereof |
| WO2010092234A1 (en) * | 2009-02-11 | 2010-08-19 | Outokumpu Oyj | Method for producing ferroalloy containing nickel |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB759085A (en) * | 1953-06-05 | 1956-10-10 | Chromium Mining & Smelting Cor | Improvements in or relating to ferroalloying materials and process of preparing the same |
| US3525604A (en) * | 1966-10-21 | 1970-08-25 | Edward M Van Dornick | Process for refining pelletized metalliferous materials |
| JPS5335892B2 (en) * | 1972-05-29 | 1978-09-29 | ||
| ZW9893A1 (en) * | 1992-08-11 | 1993-09-15 | Mintek | The production of stainless steel |
| RU2190034C2 (en) * | 2000-06-26 | 2002-09-27 | Региональное Уральское отделение Академии инженерных наук Российской Федерации | Method of smelting alloys from oxide-containing materials |
| CN1306049C (en) * | 2005-09-16 | 2007-03-21 | 刘沈杰 | Ferronickel smelting process of nickel oxide ore free of crystal water in blast furnace |
| RU2406767C1 (en) * | 2009-04-08 | 2010-12-20 | Александр Валерьевич Кольба | Procedure for metal-thermal metal and alloy melting |
-
2011
- 2011-06-13 FI FI20110200A patent/FI123241B/en active IP Right Grant
-
2012
- 2012-06-08 WO PCT/FI2012/050580 patent/WO2012172168A1/en active Application Filing
- 2012-06-08 BR BR112013031991A patent/BR112013031991A8/en not_active Application Discontinuation
- 2012-06-08 AT ATA9268/2012A patent/AT513441B1/en active
- 2012-06-08 SE SE1351487A patent/SE538994C2/en unknown
- 2012-06-08 AP AP2013007314A patent/AP3866A/en active
- 2012-06-08 NO NO20140016A patent/NO347489B1/en unknown
- 2012-06-08 EP EP12799733.6A patent/EP2718476A4/en not_active Withdrawn
- 2012-06-08 US US14/125,657 patent/US20140116202A1/en not_active Abandoned
- 2012-06-08 UA UAA201400170A patent/UA115863C2/en unknown
- 2012-06-08 MX MX2013014524A patent/MX2013014524A/en unknown
- 2012-06-08 DE DE112012002439.7T patent/DE112012002439T5/en active Pending
- 2012-06-08 JP JP2014515237A patent/JP6148230B2/en active Active
- 2012-06-08 KR KR1020167018517A patent/KR20160087397A/en active Search and Examination
- 2012-06-08 RU RU2013154744/02A patent/RU2600788C2/en active
- 2012-06-08 AU AU2012270290A patent/AU2012270290B2/en active Active
- 2012-06-08 CN CN201280029431.XA patent/CN103732774A/en active Pending
- 2012-06-08 CA CA2843210A patent/CA2843210A1/en not_active Abandoned
- 2012-06-08 KR KR1020137033113A patent/KR20140012754A/en active Application Filing
- 2012-06-13 TW TW101121078A patent/TWI612147B/en active
-
2013
- 2013-12-12 ZA ZA2013/09401A patent/ZA201309401B/en unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997020954A1 (en) * | 1995-12-06 | 1997-06-12 | Wmc Resources Ltd. | Simplified duplex processing of nickel ores and/or concentrates for the production of ferronickels, nickel irons and stainless steels |
| EP0846778A1 (en) * | 1996-12-04 | 1998-06-10 | Armco Inc. | Melting of nickel laterite and sulfur-bearing Ni concentrate in making Ni-alloyed iron and stainless steel |
| CN1847440A (en) * | 2006-04-25 | 2006-10-18 | 吴江市东大铸造有限公司 | Nickel-chromium-iron alloy and production method thereof |
| WO2010092234A1 (en) * | 2009-02-11 | 2010-08-19 | Outokumpu Oyj | Method for producing ferroalloy containing nickel |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012172168A1 (en) | 2012-12-20 |
| KR20160087397A (en) | 2016-07-21 |
| ZA201309401B (en) | 2015-04-29 |
| EP2718476A4 (en) | 2014-11-05 |
| AT513441A2 (en) | 2014-04-15 |
| NO20140016A1 (en) | 2014-01-08 |
| JP6148230B2 (en) | 2017-06-14 |
| SE1351487A1 (en) | 2014-03-04 |
| CA2843210A1 (en) | 2012-12-20 |
| SE538994C2 (en) | 2017-03-14 |
| CN103732774A (en) | 2014-04-16 |
| AP2013007314A0 (en) | 2013-12-31 |
| JP2014523966A (en) | 2014-09-18 |
| FI20110200A0 (en) | 2011-06-13 |
| AT513441A3 (en) | 2020-03-15 |
| US20140116202A1 (en) | 2014-05-01 |
| AU2012270290A1 (en) | 2014-01-09 |
| AU2012270290B2 (en) | 2017-02-02 |
| FI20110200L (en) | 2012-12-14 |
| BR112013031991A8 (en) | 2018-04-03 |
| BR112013031991A2 (en) | 2016-12-20 |
| TW201303037A (en) | 2013-01-16 |
| KR20140012754A (en) | 2014-02-03 |
| RU2013154744A (en) | 2015-07-20 |
| AT513441B1 (en) | 2020-03-15 |
| FI123241B (en) | 2013-01-15 |
| DE112012002439T5 (en) | 2014-04-03 |
| RU2600788C2 (en) | 2016-10-27 |
| UA115863C2 (en) | 2018-01-10 |
| EP2718476A1 (en) | 2014-04-16 |
| MX2013014524A (en) | 2014-02-19 |
| NO347489B1 (en) | 2023-11-20 |
| TWI612147B (en) | 2018-01-21 |
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