BR112014013493B1 - Método de iniciação de um processo de redução à base de banho de material fundido para reduzir um material de alimentação metalífero em um aparelho de redução - Google Patents
Método de iniciação de um processo de redução à base de banho de material fundido para reduzir um material de alimentação metalífero em um aparelho de redução Download PDFInfo
- Publication number
- BR112014013493B1 BR112014013493B1 BR112014013493-6A BR112014013493A BR112014013493B1 BR 112014013493 B1 BR112014013493 B1 BR 112014013493B1 BR 112014013493 A BR112014013493 A BR 112014013493A BR 112014013493 B1 BR112014013493 B1 BR 112014013493B1
- Authority
- BR
- Brazil
- Prior art keywords
- main chamber
- crucible
- bath
- metal
- reduction
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 78
- 230000000977 initiatory effect Effects 0.000 title claims abstract description 35
- 239000000463 material Substances 0.000 title claims description 40
- 238000011946 reduction process Methods 0.000 title claims description 17
- 239000002184 metal Substances 0.000 claims abstract description 90
- 229910052751 metal Inorganic materials 0.000 claims abstract description 90
- 239000001301 oxygen Substances 0.000 claims abstract description 87
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 87
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 84
- 239000007789 gas Substances 0.000 claims abstract description 67
- 239000003575 carbonaceous material Substances 0.000 claims abstract description 53
- 239000000155 melt Substances 0.000 claims abstract description 3
- 238000006722 reduction reaction Methods 0.000 claims description 105
- 230000009467 reduction Effects 0.000 claims description 103
- 239000002893 slag Substances 0.000 claims description 34
- 239000012768 molten material Substances 0.000 claims description 33
- 239000007769 metal material Substances 0.000 claims description 16
- 238000002485 combustion reaction Methods 0.000 claims description 11
- 239000007787 solid Substances 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 239000002737 fuel gas Substances 0.000 claims description 4
- 239000012495 reaction gas Substances 0.000 claims description 2
- 238000005266 casting Methods 0.000 abstract 2
- 239000003245 coal Substances 0.000 description 31
- 230000008569 process Effects 0.000 description 31
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 26
- 229910052742 iron Inorganic materials 0.000 description 13
- 229910001018 Cast iron Inorganic materials 0.000 description 11
- 238000002347 injection Methods 0.000 description 9
- 239000007924 injection Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 235000019738 Limestone Nutrition 0.000 description 5
- 239000003546 flue gas Substances 0.000 description 5
- 239000006028 limestone Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000004907 flux Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 239000002817 coal dust Substances 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 230000002269 spontaneous effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 101100028420 Mus musculus Pla2g2d gene Proteins 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000004868 gas analysis Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical group [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast furnaces
- C21B11/08—Making pig-iron other than in blast furnaces in hearth-type furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
-
- 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
- C21C5/56—Manufacture of steel by other methods
- C21C5/567—Manufacture of steel by other methods operating in a continuous way
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/16—Introducing a fluid jet or current into the charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/18—Charging particulate material using a fluid carrier
-
- 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
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
- C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
- C21B2100/42—Sulphur removal
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
- C21B2100/66—Heat exchange
-
- 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
- C21C2200/00—Recycling of waste material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/16—Introducing a fluid jet or current into the charge
- F27D2003/168—Introducing a fluid jet or current into the charge through a lance
-
- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
-
- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
-
- 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
- Y02P10/25—Process efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Manufacture Of Iron (AREA)
- Furnace Details (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Furnace Charging Or Discharging (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2011905068 | 2011-12-06 | ||
| AU2011905068A AU2011905068A0 (en) | 2011-12-06 | Starting a Smelting Process | |
| PCT/AU2012/001486 WO2013082658A1 (en) | 2011-12-06 | 2012-12-06 | Starting a smelting process |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| BR112014013493A2 BR112014013493A2 (pt) | 2017-06-13 |
| BR112014013493A8 BR112014013493A8 (pt) | 2018-07-31 |
| BR112014013493B1 true BR112014013493B1 (pt) | 2019-09-24 |
Family
ID=48573415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112014013493-6A BR112014013493B1 (pt) | 2011-12-06 | 2012-12-06 | Método de iniciação de um processo de redução à base de banho de material fundido para reduzir um material de alimentação metalífero em um aparelho de redução |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US9551044B2 (enExample) |
| EP (1) | EP2788516B1 (enExample) |
| JP (1) | JP6357104B2 (enExample) |
| KR (1) | KR102043907B1 (enExample) |
| CN (1) | CN104039986B (enExample) |
| AU (1) | AU2012350150B2 (enExample) |
| BR (1) | BR112014013493B1 (enExample) |
| CA (1) | CA2857681C (enExample) |
| IN (1) | IN2014CN04192A (enExample) |
| PL (1) | PL2788516T3 (enExample) |
| RU (1) | RU2621513C2 (enExample) |
| UA (1) | UA113296C2 (enExample) |
| WO (1) | WO2013082658A1 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112322820B (zh) * | 2013-12-20 | 2022-05-13 | 塔塔钢铁有限公司 | 熔炼方法和装置 |
| WO2019185865A1 (en) * | 2018-03-30 | 2019-10-03 | Tata Steel Nederland Technology B.V. | Direct smelting process with full combustion |
| US12173376B2 (en) | 2019-03-22 | 2024-12-24 | Tata Steel Nederland Technology B.V. | Method of manufacturing iron in a metallurgical vessel |
| JP2025525352A (ja) | 2022-06-15 | 2025-08-05 | ニューコア・コーポレーション | 金属－スラグ界面における周辺コールドゾーンの管理を伴う直接浴製錬方法 |
| JP2026509750A (ja) | 2023-02-21 | 2026-03-25 | ニューコア・コーポレーション | 高温オフガス中での溶融材料の高速クエンチを伴う直接浴製錬プロセス |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62243707A (ja) * | 1986-04-15 | 1987-10-24 | Nippon Steel Corp | 傾転式溶融金属製造装置 |
| JPS6479311A (en) * | 1987-09-18 | 1989-03-24 | Nippon Steel Corp | Method and device for continuous operation type smelting reduction |
| AUPP647198A0 (en) * | 1998-10-14 | 1998-11-05 | Technological Resources Pty Limited | A process and an apparatus for producing metals and metal alloys |
| AUPQ152299A0 (en) * | 1999-07-09 | 1999-08-05 | Technological Resources Pty Limited | Start-up procedure for direct smelting process |
| AUPQ213099A0 (en) * | 1999-08-10 | 1999-09-02 | Technological Resources Pty Limited | Pressure control |
| AUPQ346399A0 (en) | 1999-10-15 | 1999-11-11 | Technological Resources Pty Limited | Stable idle procedure |
| WO2006110949A1 (en) * | 2005-04-18 | 2006-10-26 | Technological Resources Pty. Limited | Hot metal supply apparatus |
| BRPI0610262A2 (pt) * | 2005-05-13 | 2010-06-08 | Tech Resources Pty Ltd | método de partida a frio para um processo de redução direta e processo de redução direta baseado em banho fundido |
| US20100011908A1 (en) * | 2006-04-24 | 2010-01-21 | John Neil Goodman | Pressure control in direct smelting process |
| JP5123571B2 (ja) * | 2007-06-04 | 2013-01-23 | 住友重機械工業株式会社 | 還元処理装置及び還元処理方法 |
-
2012
- 2012-06-12 UA UAA201406597A patent/UA113296C2/uk unknown
- 2012-12-06 CN CN201280066948.6A patent/CN104039986B/zh active Active
- 2012-12-06 AU AU2012350150A patent/AU2012350150B2/en active Active
- 2012-12-06 EP EP12856259.2A patent/EP2788516B1/en active Active
- 2012-12-06 US US14/363,227 patent/US9551044B2/en active Active
- 2012-12-06 PL PL12856259T patent/PL2788516T3/pl unknown
- 2012-12-06 WO PCT/AU2012/001486 patent/WO2013082658A1/en not_active Ceased
- 2012-12-06 IN IN4192CHN2014 patent/IN2014CN04192A/en unknown
- 2012-12-06 BR BR112014013493-6A patent/BR112014013493B1/pt active Search and Examination
- 2012-12-06 RU RU2014124756A patent/RU2621513C2/ru active
- 2012-12-06 JP JP2014545039A patent/JP6357104B2/ja active Active
- 2012-12-06 CA CA2857681A patent/CA2857681C/en active Active
- 2012-12-06 KR KR1020147018659A patent/KR102043907B1/ko active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104039986A (zh) | 2014-09-10 |
| RU2014124756A (ru) | 2016-01-27 |
| PL2788516T3 (pl) | 2020-09-07 |
| US9551044B2 (en) | 2017-01-24 |
| UA113296C2 (uk) | 2017-01-10 |
| BR112014013493A2 (pt) | 2017-06-13 |
| EP2788516A1 (en) | 2014-10-15 |
| KR20140108255A (ko) | 2014-09-05 |
| EP2788516B1 (en) | 2019-08-14 |
| EP2788516A4 (en) | 2015-09-23 |
| IN2014CN04192A (enExample) | 2015-07-17 |
| AU2012350150B2 (en) | 2016-08-04 |
| JP6357104B2 (ja) | 2018-07-11 |
| CN104039986B (zh) | 2016-05-04 |
| AU2012350150A1 (en) | 2014-07-10 |
| WO2013082658A1 (en) | 2013-06-13 |
| CA2857681C (en) | 2021-03-30 |
| US20140318320A1 (en) | 2014-10-30 |
| BR112014013493A8 (pt) | 2018-07-31 |
| RU2621513C2 (ru) | 2017-06-06 |
| JP2015504969A (ja) | 2015-02-16 |
| NZ626934A (en) | 2016-01-29 |
| CA2857681A1 (en) | 2013-06-13 |
| KR102043907B1 (ko) | 2019-11-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B25A | Requested transfer of rights approved |
Owner name: TATA STEEL LIMITED (IN) |
|
| B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
| B09A | Decision: intention to grant [chapter 9.1 patent gazette] |