EP1930448A3 - Schachtofen - Google Patents
Schachtofen Download PDFInfo
- Publication number
- EP1930448A3 EP1930448A3 EP07023875A EP07023875A EP1930448A3 EP 1930448 A3 EP1930448 A3 EP 1930448A3 EP 07023875 A EP07023875 A EP 07023875A EP 07023875 A EP07023875 A EP 07023875A EP 1930448 A3 EP1930448 A3 EP 1930448A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- shaft furnace
- furnace
- outlet
- slanted
- burden
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Classifications
-
- 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
- F27B1/16—Arrangements of tuyeres
-
- 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
- F27B1/18—Arrangements of dust collectors
-
- 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
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/30—Arrangements for extraction or collection of waste gases; Hoods therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Compressor (AREA)
- Heat Treatment Of Articles (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IR138538200 | 2006-12-11 | ||
| DE102006062689A DE102006062689B4 (de) | 2006-12-21 | 2006-12-21 | Schachtofen für die direkte Reduktion von Eisenoxid |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP1930448A2 EP1930448A2 (de) | 2008-06-11 |
| EP1930448A3 true EP1930448A3 (de) | 2008-12-31 |
| EP1930448B1 EP1930448B1 (de) | 2010-07-07 |
Family
ID=83229110
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP07023875A Active EP1930448B1 (de) | 2006-12-11 | 2007-12-10 | Schachtofen |
| EP07023876A Active EP1930678B1 (de) | 2006-12-11 | 2007-12-10 | Schachtofen |
| EP07023877A Active EP1930449B1 (de) | 2006-12-11 | 2007-12-10 | Schachtofen |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP07023876A Active EP1930678B1 (de) | 2006-12-11 | 2007-12-10 | Schachtofen |
| EP07023877A Active EP1930449B1 (de) | 2006-12-11 | 2007-12-10 | Schachtofen |
Country Status (4)
| Country | Link |
|---|---|
| EP (3) | EP1930448B1 (de) |
| AT (1) | ATE473302T1 (de) |
| DE (4) | DE202007019472U1 (de) |
| ES (3) | ES2346796T3 (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101556108B (zh) * | 2009-05-25 | 2010-12-01 | 四川大学 | 竖窑与竖窑法制磷酸的工艺 |
| WO2018085514A1 (en) * | 2016-11-03 | 2018-05-11 | Midrex Technologies, Inc. | Direct reduction process and shaft furnace utilizing an extended flow diverter cone |
| CN109182634B (zh) * | 2018-09-20 | 2023-08-15 | 中晋冶金科技有限公司 | 一种高效的气基竖炉直接还原炼铁系统及方法 |
| US12084730B2 (en) * | 2020-03-24 | 2024-09-10 | Midrex Technologies, Inc. | Methods and systems for increasing the carbon content of direct reduced iron in a reduction furnace |
| CN116769994B (zh) * | 2023-08-25 | 2023-11-17 | 山西冶金工程技术有限公司 | 一种气基还原竖炉松料装置 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4007025A (en) * | 1973-11-06 | 1977-02-08 | Gottfried Bischoff Bau Kompl. | Apparatus for cleaning stack gas and using same for generation of electric power |
| JPS5228404A (en) * | 1975-08-29 | 1977-03-03 | Ishikawajima Harima Heavy Ind Co Ltd | Melting furnace |
| JPS5260204A (en) * | 1975-11-13 | 1977-05-18 | Ishikawajima Harima Heavy Ind Co Ltd | Dust remover for blast furnace |
| JPS5285904A (en) * | 1976-01-09 | 1977-07-16 | Ishikawajima Harima Heavy Ind Co Ltd | Collector for blast furnace exhaust gas |
| WO1994020642A1 (fr) * | 1993-03-03 | 1994-09-15 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Procede d'obtention de metal au haut-fourneau ou au cubilot |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA874354A (en) * | 1971-06-29 | Huttenwerk Oberhausen Ag | Furnace for direct reduction of iron ores | |
| DE1458762A1 (de) * | 1965-07-29 | 1969-03-13 | Huettenwerk Oberhausen Ag | Schachtofen fuer die Direktreduktion von Eisenerz |
| CA922519A (en) * | 1968-06-24 | 1973-03-13 | Midland-Ross Corporation | Method of and apparatus for reducing iron oxide to metallic iron |
| AU459472B2 (en) * | 1971-03-29 | 1975-03-11 | Nippon Koran Kabushiki Kaisha | A combustion process and apparatus for blast furnaces |
| US4054444A (en) | 1975-09-22 | 1977-10-18 | Midrex Corporation | Method for controlling the carbon content of directly reduced iron |
| GB2016124B (en) * | 1978-03-11 | 1982-06-09 | Hamburger Stahlwerke Gmbh | Rocess and apparatus for the direct reduction of iron ores |
| US4536213A (en) * | 1984-09-10 | 1985-08-20 | Mildrex International, B.V. | Reforming of higher hydrocarbons for metal oxide reduction |
| US20020007699A1 (en) | 1997-09-05 | 2002-01-24 | Montague Stephen C. | Apparatus and method for optimizing the use of oxygen in the direct reduction of iron |
| IT1302815B1 (it) * | 1998-12-11 | 2000-09-29 | Danieli & C Ohg Sp | Procedimento ed apparato per la riduzione diretta di minerale diferro con iniezione ottimizzata del gas riducente |
-
2007
- 2007-12-10 ES ES07023875T patent/ES2346796T3/es active Active
- 2007-12-10 EP EP07023875A patent/EP1930448B1/de active Active
- 2007-12-10 ES ES07023877T patent/ES2386466T3/es active Active
- 2007-12-10 DE DE202007019472U patent/DE202007019472U1/de not_active Expired - Lifetime
- 2007-12-10 AT AT07023875T patent/ATE473302T1/de active
- 2007-12-10 EP EP07023876A patent/EP1930678B1/de active Active
- 2007-12-10 DE DE202007019169U patent/DE202007019169U1/de not_active Expired - Lifetime
- 2007-12-10 DE DE202007019452U patent/DE202007019452U1/de not_active Expired - Lifetime
- 2007-12-10 DE DE602007007561T patent/DE602007007561D1/de active Active
- 2007-12-10 EP EP07023877A patent/EP1930449B1/de active Active
- 2007-12-10 ES ES07023876T patent/ES2386464T3/es active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4007025A (en) * | 1973-11-06 | 1977-02-08 | Gottfried Bischoff Bau Kompl. | Apparatus for cleaning stack gas and using same for generation of electric power |
| JPS5228404A (en) * | 1975-08-29 | 1977-03-03 | Ishikawajima Harima Heavy Ind Co Ltd | Melting furnace |
| JPS5260204A (en) * | 1975-11-13 | 1977-05-18 | Ishikawajima Harima Heavy Ind Co Ltd | Dust remover for blast furnace |
| JPS5285904A (en) * | 1976-01-09 | 1977-07-16 | Ishikawajima Harima Heavy Ind Co Ltd | Collector for blast furnace exhaust gas |
| WO1994020642A1 (fr) * | 1993-03-03 | 1994-09-15 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Procede d'obtention de metal au haut-fourneau ou au cubilot |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1930678A2 (de) | 2008-06-11 |
| DE202007019452U1 (de) | 2012-08-27 |
| DE202007019169U1 (de) | 2010-11-11 |
| EP1930448B1 (de) | 2010-07-07 |
| EP1930449B1 (de) | 2012-06-27 |
| EP1930449A2 (de) | 2008-06-11 |
| ES2386464T3 (es) | 2012-08-21 |
| EP1930678B1 (de) | 2012-06-27 |
| DE202007019472U1 (de) | 2012-10-12 |
| EP1930448A2 (de) | 2008-06-11 |
| ATE473302T1 (de) | 2010-07-15 |
| DE602007007561D1 (de) | 2010-08-19 |
| ES2386466T3 (es) | 2012-08-21 |
| EP1930449A3 (de) | 2009-01-07 |
| EP1930678A3 (de) | 2008-12-31 |
| ES2346796T3 (es) | 2010-10-20 |
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