EP1930678A3 - Schachtofen - Google Patents

Schachtofen Download PDF

Info

Publication number: EP1930678A3
Authority: EP; European Patent Office
Prior art keywords: shaft furnace; gas; line; gas bustle; bustle
Prior art date: 2006-12-11
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

Application number

EP07023876A

Other languages

English (en)

French (fr)

Other versions

EP1930678A2 (de

EP1930678B1 (de

Inventor

Seyed Mohammed Reza Najmossadat

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Mines And Metals Engineering (mme)

Original Assignee

Mines And Metals Engineering (mme)

Priority date (The priority date 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 date listed.)

2006-12-11

Filing date

2007-12-10

Publication date

2008-12-31

2006-12-21 Priority claimed from DE102006062689A external-priority patent/DE102006062689B4/de

2007-12-10 Application filed by Mines And Metals Engineering (mme) filed Critical Mines And Metals Engineering (mme)

2008-06-11 Publication of EP1930678A2 publication Critical patent/EP1930678A2/de

2008-12-31 Publication of EP1930678A3 publication Critical patent/EP1930678A3/de

2012-06-27 Application granted granted Critical

2012-06-27 Publication of EP1930678B1 publication Critical patent/EP1930678B1/de

Status Active legal-status Critical Current

2027-12-10 Anticipated expiration legal-status Critical

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)
Heat Treatment Of Articles (AREA)
Compressor (AREA)

EP07023876A 2006-12-11 2007-12-10 Schachtofen Active EP1930678B1 (de)

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
EP1930678A2 EP1930678A2 (de)	2008-06-11
EP1930678A3 true EP1930678A3 (de)	2008-12-31
EP1930678B1 EP1930678B1 (de)	2012-06-27

Family

ID=83229110

Family Applications (3)

Application Number	Title	Priority Date	Filing Date
EP07023875A Active EP1930448B1 (de)	2006-12-11	2007-12-10	Schachtofen
EP07023877A Active EP1930449B1 (de)	2006-12-11	2007-12-10	Schachtofen
EP07023876A Active EP1930678B1 (de)	2006-12-11	2007-12-10	Schachtofen

Family Applications Before (2)

Application Number	Title	Priority Date	Filing Date
EP07023875A Active EP1930448B1 (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)	DE202007019452U1 (de)
ES (3)	ES2386466T3 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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
MY193106A (en) *	2016-11-03	2022-09-26	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 (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AU459472B2 (en) *	1971-03-29	1975-03-11	Nippon Koran Kabushiki Kaisha	A combustion process and apparatus for blast furnaces
GB2016124A (en) *	1978-03-11	1979-09-19	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
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 (10)

* Cited by examiner, † Cited by third party
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
AT342632B (de) *	1973-11-06	1978-04-10	Bischoff Gasreinigung	Gichtgasreinigungsanlage fur druckhochofen
JPS5814485B2 (ja) *	1975-08-29	1983-03-19	イシカワジマハリマジユウコウギヨウカブシキガイシヤ	ヨウコウロ
US4054444A (en)	1975-09-22	1977-10-18	Midrex Corporation	Method for controlling the carbon content of directly reduced iron
JPS5260204A (en) *	1975-11-13	1977-05-18	Ishikawajima Harima Heavy Ind Co Ltd	Dust remover for blast furnace
JPS5832205B2 (ja) *	1976-01-09	1983-07-12	石川島播磨重工業株式会社	高炉のガス捕集装置
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 ES07023877T patent/ES2386466T3/es active Active
- 2007-12-10 ES ES07023875T patent/ES2346796T3/es active Active
- 2007-12-10 DE DE202007019452U patent/DE202007019452U1/de not_active Expired - Lifetime
- 2007-12-10 EP EP07023875A patent/EP1930448B1/de active Active
- 2007-12-10 DE DE202007019169U patent/DE202007019169U1/de not_active Expired - Lifetime
- 2007-12-10 DE DE602007007561T patent/DE602007007561D1/de active Active
- 2007-12-10 ES ES07023876T patent/ES2386464T3/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 EP07023877A patent/EP1930449B1/de active Active
- 2007-12-10 EP EP07023876A patent/EP1930678B1/de active Active

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AU459472B2 (en) *	1971-03-29	1975-03-11	Nippon Koran Kabushiki Kaisha	A combustion process and apparatus for blast furnaces
GB2016124A (en) *	1978-03-11	1979-09-19	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
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
DE202007019452U1 (de)	2012-08-27
ATE473302T1 (de)	2010-07-15
EP1930448A2 (de)	2008-06-11
EP1930448A3 (de)	2008-12-31
ES2386466T3 (es)	2012-08-21
EP1930449A2 (de)	2008-06-11
ES2346796T3 (es)	2010-10-20
DE202007019169U1 (de)	2010-11-11
DE602007007561D1 (de)	2010-08-19
EP1930449B1 (de)	2012-06-27
EP1930678A2 (de)	2008-06-11
EP1930448B1 (de)	2010-07-07
EP1930678B1 (de)	2012-06-27
EP1930449A3 (de)	2009-01-07
ES2386464T3 (es)	2012-08-21
DE202007019472U1 (de)	2012-10-12

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