BR112015007442B1 - Método para operar um forno de cuba de combinação de reforma e redução de alta pressão - Google Patents
Método para operar um forno de cuba de combinação de reforma e redução de alta pressão Download PDFInfo
- Publication number
- BR112015007442B1 BR112015007442B1 BR112015007442-1A BR112015007442A BR112015007442B1 BR 112015007442 B1 BR112015007442 B1 BR 112015007442B1 BR 112015007442 A BR112015007442 A BR 112015007442A BR 112015007442 B1 BR112015007442 B1 BR 112015007442B1
- Authority
- BR
- Brazil
- Prior art keywords
- shaft furnace
- reforming
- bed
- melt
- reduction
- Prior art date
Links
- 238000002407 reforming Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000009467 reduction Effects 0.000 claims abstract description 32
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000002156 mixing Methods 0.000 claims abstract description 15
- 239000000155 melt Substances 0.000 claims description 21
- 230000002708 enhancing effect Effects 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 238000002844 melting Methods 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 7
- 238000010009 beating Methods 0.000 claims 1
- 230000004927 fusion Effects 0.000 claims 1
- 239000003623 enhancer Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000002245 particle Substances 0.000 description 14
- 239000007789 gas Substances 0.000 description 10
- 239000007787 solid Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- 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
- F27D99/00—Subject matter not provided for in other groups of this subclass
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/005—Shaft or like vertical or substantially vertical furnaces wherein no smelting of the charge occurs, e.g. calcining or sintering furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/10—Details, accessories or equipment specially adapted for furnaces of these types
-
- 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
- F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
- F27D2003/0083—Means for stirring the charge
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Processing Of Solid Wastes (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Furnace Charging Or Discharging (AREA)
- Heat Treatment Of Articles (AREA)
- Accessories For Mixers (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261708368P | 2012-10-01 | 2012-10-01 | |
| US61/708368 | 2012-10-01 | ||
| US14/042763 | 2013-10-01 | ||
| PCT/US2013/062808 WO2014055479A1 (en) | 2012-10-01 | 2013-10-01 | Devices and methods for enhancing burden uniformity in a combination reforming/reducing shaft furnace |
| US14/042,763 US9175910B2 (en) | 2012-10-01 | 2013-10-01 | Devices and methods for enhancing burden uniformity in a combination reforming/reducing shaft furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BR112015007442A2 BR112015007442A2 (pt) | 2017-09-26 |
| BR112015007442B1 true BR112015007442B1 (pt) | 2023-10-31 |
Family
ID=50384430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112015007442-1A BR112015007442B1 (pt) | 2012-10-01 | 2013-10-01 | Método para operar um forno de cuba de combinação de reforma e redução de alta pressão |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US9175910B2 (https=) |
| EP (1) | EP2904122B2 (https=) |
| KR (1) | KR20150060956A (https=) |
| CN (1) | CN104870658B (https=) |
| AR (1) | AR092762A1 (https=) |
| BR (1) | BR112015007442B1 (https=) |
| CA (1) | CA2887019C (https=) |
| CL (1) | CL2015000819A1 (https=) |
| EA (1) | EA027686B1 (https=) |
| IN (1) | IN2015DN02962A (https=) |
| MA (1) | MA38059B1 (https=) |
| MX (1) | MX362840B (https=) |
| MY (1) | MY176933A (https=) |
| NZ (1) | NZ706644A (https=) |
| PE (1) | PE20151043A1 (https=) |
| TW (1) | TWI493043B (https=) |
| UA (1) | UA111685C2 (https=) |
| WO (1) | WO2014055479A1 (https=) |
| ZA (1) | ZA201502881B (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018085514A1 (en) * | 2016-11-03 | 2018-05-11 | Midrex Technologies, Inc. | Direct reduction process and shaft furnace utilizing an extended flow diverter cone |
| CN109937247A (zh) | 2016-11-03 | 2019-06-25 | 米德雷克斯技术公司 | 利用煤气化和焦炉煤气的直接还原 |
Family Cites Families (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1891850A (en) * | 1930-12-03 | 1932-12-20 | Trent Process Corp | Direct iron ore reduction |
| US2862808A (en) | 1957-07-31 | 1958-12-02 | Alan N Mann | Apparatus and method for reducing iron oxide pellets |
| DE1260698B (de) | 1961-12-02 | 1968-02-08 | Elmkalk Und Zementwerke J Schn | Austragsrost fuer Schachtoefen mit um waagerechte Achsen schwenkbaren Roststaeben |
| DE1458762A1 (de) | 1965-07-29 | 1969-03-13 | Huettenwerk Oberhausen Ag | Schachtofen fuer die Direktreduktion von Eisenerz |
| US3558118A (en) | 1968-05-20 | 1971-01-26 | Armco Steel Corp | Apparatus for the gaseous reduction of pelletized and lump iron ores |
| DE1758638B1 (de) | 1968-07-10 | 1970-09-03 | Huettenwerk Oberhausen Ag | Schachtofen |
| US4054444A (en) * | 1975-09-22 | 1977-10-18 | Midrex Corporation | Method for controlling the carbon content of directly reduced iron |
| US4118017A (en) * | 1976-01-02 | 1978-10-03 | United States Steel Corporation | Shaft furnace design |
| US4032123A (en) * | 1976-10-15 | 1977-06-28 | Armco Steel Corporation | Shaft furnace for direct reduction of ores |
| US4306903A (en) | 1977-02-16 | 1981-12-22 | Midrex Corporation | Method for reducing particulate iron oxide to molten iron with solid reductant and oxy-fuel burners |
| US4082543A (en) * | 1977-02-16 | 1978-04-04 | Midrex Corporation | Method for reducing particulate iron oxide to metallic iron with solid reductant |
| US4160663A (en) * | 1978-02-21 | 1979-07-10 | Jack Hsieh | Method for the direct reduction of iron ore |
| DE2810657C2 (de) | 1978-03-11 | 1980-01-24 | Hamburger Stahlwerke Gmbh, 2103 Hamburg | Verfahren zur Direktreduktion von Eisenerzen |
| US4299694A (en) * | 1980-08-25 | 1981-11-10 | The Direct Reduction Corporation | Method and apparatus for char separation from the discharge materials of an iron oxide reducing kiln |
| JPS5811484B2 (ja) * | 1980-12-04 | 1983-03-03 | 三菱重工業株式会社 | 還元鉄の製造方法 |
| US4528030A (en) | 1983-05-16 | 1985-07-09 | Hylsa, S.A. | Method of reducing iron ore |
| US5110350A (en) | 1983-05-16 | 1992-05-05 | Hylsa S.A. De C.V. | Method of reducing iron ore |
| AT382391B (de) | 1984-08-17 | 1987-02-25 | Voest Alpine Ag | Schachtofen |
| US4886097A (en) | 1987-09-14 | 1989-12-12 | Hylsu S.A. de C.V. | Apparatus for handling and storage of particulate solids |
| DE4240197C2 (de) | 1992-11-30 | 1996-04-18 | Vuletic Bogdan Dipl Ing | Verfahren zur Herstellung von Roheisen aus Eisenerzen und Vorrichtung zur thermischen und/oder chemischen Behandlung eines leicht zerfallenden Materials oder zur Herstellung von Roheisen mittels dieses Verfahrens |
| US5702246A (en) * | 1996-02-22 | 1997-12-30 | Xera Technologies Ltd. | Shaft furnace for direct reduction of oxides |
| AT406780B (de) * | 1998-06-03 | 2000-09-25 | Voest Alpine Ind Anlagen | Verfahren und vorrichtung zur thermischen behandlung von agglomeraten |
| US6200363B1 (en) | 1998-10-09 | 2001-03-13 | Midrex International B.V. Rotterdam Zurich Branch | Direct reduced iron hot/cold discharge system |
| IT1302813B1 (it) | 1998-12-11 | 2000-09-29 | Danieli & C Ohg Sp | Dispositivo per la riduzione diretta di ossidi di ferroe relativo procedimento |
| IT1310772B1 (it) | 1999-09-06 | 2002-02-22 | Danieli Off Mecc | Forno per la riduzione diretta di ossidi di ferro |
| CN101492768B (zh) * | 2008-01-23 | 2010-12-08 | 四川龙蟒矿冶有限责任公司 | 一种高效均匀混合物料的方法及其设备 |
| CN101503745A (zh) * | 2009-02-18 | 2009-08-12 | 吴兰 | 直接使用煤炼铁的迪迈特炼铁方法及迪迈特炉 |
| AT510565B1 (de) | 2011-06-21 | 2012-05-15 | Siemens Vai Metals Tech Gmbh | Vorrichtung zur regelung von prozessgasen in einer anlage zur herstellung von direkt reduzierten metallerzen |
-
2013
- 2013-01-10 UA UAA201504149A patent/UA111685C2/uk unknown
- 2013-10-01 KR KR1020157011017A patent/KR20150060956A/ko not_active Ceased
- 2013-10-01 WO PCT/US2013/062808 patent/WO2014055479A1/en not_active Ceased
- 2013-10-01 BR BR112015007442-1A patent/BR112015007442B1/pt active IP Right Grant
- 2013-10-01 US US14/042,763 patent/US9175910B2/en active Active
- 2013-10-01 CN CN201380061893.4A patent/CN104870658B/zh active Active
- 2013-10-01 IN IN2962DEN2015 patent/IN2015DN02962A/en unknown
- 2013-10-01 MY MYPI2015001139A patent/MY176933A/en unknown
- 2013-10-01 AR ARP130103553A patent/AR092762A1/es active IP Right Grant
- 2013-10-01 EP EP13843707.4A patent/EP2904122B2/en active Active
- 2013-10-01 MX MX2015004229A patent/MX362840B/es active IP Right Grant
- 2013-10-01 CA CA2887019A patent/CA2887019C/en active Active
- 2013-10-01 EA EA201590677A patent/EA027686B1/ru not_active IP Right Cessation
- 2013-10-01 PE PE2015000444A patent/PE20151043A1/es not_active Application Discontinuation
- 2013-10-01 NZ NZ706644A patent/NZ706644A/en not_active IP Right Cessation
- 2013-10-04 TW TW102135999A patent/TWI493043B/zh not_active IP Right Cessation
-
2015
- 2015-04-01 CL CL2015000819A patent/CL2015000819A1/es unknown
- 2015-04-28 ZA ZA2015/02881A patent/ZA201502881B/en unknown
- 2015-04-30 MA MA38059A patent/MA38059B1/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US20140091502A1 (en) | 2014-04-03 |
| MY176933A (en) | 2020-08-27 |
| CN104870658A (zh) | 2015-08-26 |
| EA201590677A1 (ru) | 2015-07-30 |
| EA027686B1 (ru) | 2017-08-31 |
| EP2904122B2 (en) | 2024-08-14 |
| TWI493043B (zh) | 2015-07-21 |
| KR20150060956A (ko) | 2015-06-03 |
| MA20150408A1 (fr) | 2015-11-30 |
| MX362840B (es) | 2019-02-19 |
| CA2887019A1 (en) | 2014-04-10 |
| MX2015004229A (es) | 2015-06-10 |
| NZ706644A (en) | 2016-02-26 |
| AR092762A1 (es) | 2015-04-29 |
| ZA201502881B (en) | 2016-01-27 |
| TW201514318A (zh) | 2015-04-16 |
| US9175910B2 (en) | 2015-11-03 |
| MA38059B1 (fr) | 2016-12-30 |
| EP2904122A1 (en) | 2015-08-12 |
| CN104870658B (zh) | 2018-03-16 |
| IN2015DN02962A (https=) | 2015-09-18 |
| UA111685C2 (uk) | 2016-05-25 |
| EP2904122B1 (en) | 2019-12-18 |
| EP2904122A4 (en) | 2016-06-01 |
| WO2014055479A1 (en) | 2014-04-10 |
| BR112015007442A2 (pt) | 2017-09-26 |
| CA2887019C (en) | 2019-02-12 |
| CL2015000819A1 (es) | 2015-10-23 |
| PE20151043A1 (es) | 2015-07-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B06F | Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette] | ||
| B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
| B09B | Patent application refused [chapter 9.2 patent gazette] | ||
| B12B | Appeal against refusal [chapter 12.2 patent gazette] | ||
| B350 | Update of information on the portal [chapter 15.35 patent gazette] | ||
| B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 01/10/2013, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF, QUE DETERMINA A ALTERACAO DO PRAZO DE CONCESSAO. |