FR2467884B1 - Procede et appareillage pour la reduction directe de l'oxyde de fer en fer metallique a l'aide d'un gaz a forte teneur en soufre - Google Patents

Procede et appareillage pour la reduction directe de l'oxyde de fer en fer metallique a l'aide d'un gaz a forte teneur en soufre

Info

Publication number: FR2467884B1
Authority: FR; France
Prior art keywords: iron; direct reduction; high sulfur; sulfur gas; iron oxide
Prior art date: 1979-10-22
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.): Expired

Application number

FR8022375A

Other languages

English (en)

Other versions

FR2467884A1 (fr

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.)

Midrex Corp

Original Assignee

Midrex Corp

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.)

1979-10-22

Filing date

1980-10-20

Publication date

1985-09-20

1980-10-20 Application filed by Midrex Corp filed Critical Midrex Corp

1981-04-30 Publication of FR2467884A1 publication Critical patent/FR2467884A1/fr

1985-09-20 Application granted granted Critical

1985-09-20 Publication of FR2467884B1 publication Critical patent/FR2467884B1/fr

Status Expired legal-status Critical Current

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
- C21B13/0073—Selection or treatment of the reducing gases
- 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
- C21B13/029—Introducing coolant gas in the shaft furnaces
- 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
- C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
- 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
- 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
- C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
- 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

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Manufacture Of Iron (AREA)

FR8022375A 1979-10-22 1980-10-20 Procede et appareillage pour la reduction directe de l'oxyde de fer en fer metallique a l'aide d'un gaz a forte teneur en soufre Expired FR2467884B1 (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/086,980 US4270739A (en)	1979-10-22	1979-10-22	Apparatus for direct reduction of iron using high sulfur gas

Publications (2)

Publication Number	Publication Date
FR2467884A1 FR2467884A1 (fr)	1981-04-30
FR2467884B1 true FR2467884B1 (fr)	1985-09-20

Family

ID=22202110

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR8022375A Expired FR2467884B1 (fr)	1979-10-22	1980-10-20	Procede et appareillage pour la reduction directe de l'oxyde de fer en fer metallique a l'aide d'un gaz a forte teneur en soufre

Country Status (13)

Country	Link
US (1)	US4270739A (fr)
JP (1)	JPS5677308A (fr)
BE (1)	BE885802A (fr)
BR (1)	BR8006729A (fr)
CA (1)	CA1152750A (fr)
DD (1)	DD153701A5 (fr)
DE (1)	DE3039838A1 (fr)
FR (1)	FR2467884B1 (fr)
GB (1)	GB2062686B (fr)
HU (1)	HU182214B (fr)
MX (1)	MX154673A (fr)
SU (1)	SU978735A3 (fr)
ZA (1)	ZA806425B (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4351513A (en) *	1981-01-29	1982-09-28	Midrex Corporation	Direct reduction of iron using coke oven gas
US4608240A (en) *	1983-11-04	1986-08-26	Hylsa, S.A.	Method for the desulfurization of hydrocarbon gas
US4536213A (en) *	1984-09-10	1985-08-20	Mildrex International, B.V.	Reforming of higher hydrocarbons for metal oxide reduction
AT382166B (de) *	1985-05-13	1987-01-26	Voest Alpine Ag	Verfahren zur direktreduktion von teilchenf¯rmigem eisenoxidhaeltigem material
US4734128A (en) *	1985-09-23	1988-03-29	Hylsa, S.A.	Direct reduction reactor with hot discharge
US4897113A (en) *	1985-09-23	1990-01-30	Hylsa, S.A.	Direct reduction process in reactor with hot discharge
US4834792A (en) *	1986-08-21	1989-05-30	Hylsa S.A. De C.V.	Method for producing hot sponge iron by introducing hydrocarbon for carburizing into reduction zone
AU1202900A (en) *	1998-10-09	2000-05-01	Midrex International B.V. Zurich Branch	Direct reduced iron hot/cold discharge system
IT1302814B1 (it) *	1998-12-11	2000-09-29	Danieli & C Ohg Sp	Procedimento e relativo impianto integrato per la produzionedi acciaio mediante riduzione diretta di ossidi di ferro
IT1302811B1 (it) *	1998-12-11	2000-09-29	Danieli & C Ohg Sp	Procedimento e relativo apparato per la riduzione direttadi ossidi di ferro
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
RU2219244C2 (ru) *	1999-08-20	2003-12-20	Мидрекс Интернэшнл Б.В. Роттердам, Цюрих Бранч	Система для разгрузки железа, полученного методом прямого восстановления
ITMI20050731A1 (it) *	2005-04-22	2006-10-23	Danieli Off Mecc	Forno di riduzione
WO2007027998A2 (fr) *	2005-08-30	2007-03-08	E. I. Du Pont De Nemours And Company	Procede de reduction de minerai et produit de metallisation contenant de l'oxyde de titane et du fer
CN1995402B (zh) *	2006-01-06	2011-11-16	伊尔技术有限公司	利用焦炉气等将氧化铁直接还原成金属铁的方法
CA2618411C (fr)	2007-01-16	2013-12-03	U.S. Steel Canada Inc.	Appareil et methode pour injecter des fluides hydrocarbones dans un haut-fourneau
AT505490B1 (de)	2007-06-28	2009-12-15	Siemens Vai Metals Tech Gmbh	Verfahren und vorrichtung zur erzeugung von eisenschwamm
US8372179B2 (en)	2007-10-15	2013-02-12	E I Du Pont De Nemours And Company	Ore reduction process using carbon based materials having a low sulfur content and titanium oxide and iron metallization product therefrom
CN101871031B (zh) *	2010-06-01	2011-08-03	中国石油大学(北京)	一种利用焦炉气制还原气生产海绵铁的方法及设备
KR20140054314A (ko)	2011-08-20	2014-05-08	에이치와이엘 테크놀로지즈, 에스.에이. 데 씨.브이.	석탄으로부터 유도된 가스를 이용하여 직접환원철을 제조하는 방법
AR089435A1 (es)	2011-12-21	2014-08-20	Hyl Technologies Sa De Cv	Proceso y planta para la produccion de hierro reducido directo (dri) usando gas de horno de coque
CN105505494A (zh) *	2015-12-14	2016-04-20	西南化工研究设计院有限公司	一种利用焦炉煤气制取富甲烷气用于冶金还原铁的工艺
WO2017134829A1 (fr) *	2016-02-05	2017-08-10	新日鐵住金株式会社	Procédé d'amenée d'un gaz réducteur contenant de l'hydrogène à une partie arbre de haut fourneau
DE102021112208A1 (de)	2021-05-11	2022-11-17	Thyssenkrupp Steel Europe Ag	Verfahren zur Direktreduktion von Eisenerz
DE102021112922A1 (de)	2021-06-02	2022-12-08	Thyssenkrupp Steel Europe Ag	Verfahren zur Direktreduktion von Eisenerz
SE546071C2 (en) *	2021-11-30	2024-05-07	Hybrit Dev Ab	A system for direct reduction of iron ore to sponge iron

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3909446A (en) *	1972-03-31	1975-09-30	Nippon Kokan Kk	Method of manufacturing high quality reducing gas by two stage reforming processes
US3844766A (en) *	1973-12-26	1974-10-29	Midland Ross Corp	Process for reducing iron oxide to metallic sponge iron with liquid or solid fuels
US4054444A (en) *	1975-09-22	1977-10-18	Midrex Corporation	Method for controlling the carbon content of directly reduced iron
DE2628447A1 (de) *	1976-06-24	1978-01-05	Krupp Gmbh	Schachtofen zur direktreduktion von eisenerzen
US4150972A (en) *	1977-11-17	1979-04-24	Fierro Esponja, S.A.	Controlling carburization in the reduction of iron ore to sponge iron
GB2016124B (en) *	1978-03-11	1982-06-09	Hamburger Stahlwerke Gmbh	Rocess and apparatus for the direct reduction of iron ores
DE2810657C2 (de) *	1978-03-11	1980-01-24	Hamburger Stahlwerke Gmbh, 2103 Hamburg	Verfahren zur Direktreduktion von Eisenerzen
JPS602362B2 (ja) *	1980-08-25	1985-01-21	株式会社神戸製鋼所	酸化鉄の直接還元製鉄方法

1979
- 1979-10-22 US US06/086,980 patent/US4270739A/en not_active Expired - Lifetime
1980
- 1980-10-15 HU HU802503A patent/HU182214B/hu not_active IP Right Cessation
- 1980-10-17 MX MX184395A patent/MX154673A/es unknown
- 1980-10-20 FR FR8022375A patent/FR2467884B1/fr not_active Expired
- 1980-10-20 BR BR8006729A patent/BR8006729A/pt not_active IP Right Cessation
- 1980-10-20 GB GB8033750A patent/GB2062686B/en not_active Expired
- 1980-10-20 CA CA000362768A patent/CA1152750A/fr not_active Expired
- 1980-10-20 ZA ZA00806425A patent/ZA806425B/xx unknown
- 1980-10-21 BE BE2/58815A patent/BE885802A/fr not_active IP Right Cessation
- 1980-10-21 SU SU802996898A patent/SU978735A3/ru active
- 1980-10-21 JP JP14638180A patent/JPS5677308A/ja active Pending
- 1980-10-22 DE DE19803039838 patent/DE3039838A1/de not_active Ceased
- 1980-10-22 DD DD80224694A patent/DD153701A5/de unknown

Also Published As

Publication number	Publication date
FR2467884A1 (fr)	1981-04-30
BR8006729A (pt)	1981-04-22
SU978735A3 (ru)	1982-11-30
GB2062686B (en)	1983-09-28
ZA806425B (en)	1981-10-28
US4270739A (en)	1981-06-02
DD153701A5 (de)	1982-01-27
GB2062686A (en)	1981-05-28
CA1152750A (fr)	1983-08-30
JPS5677308A (en)	1981-06-25
DE3039838A1 (de)	1981-05-14
BE885802A (fr)	1981-02-16
HU182214B (en)	1983-12-28
MX154673A (es)	1987-11-18

Publication	Publication Date	Title
FR2467884B1 (fr)	1985-09-20	Procede et appareillage pour la reduction directe de l'oxyde de fer en fer metallique a l'aide d'un gaz a forte teneur en soufre
MA18563A1 (fr)	1980-04-01	Procede pour la reduction directe de l'oxyde de fer en fer metallique a l'aide de gaz de charbon
FR2352887A1 (fr)	1977-12-23	Procede et appareil pour l'affinage d'acier
FR2415264B1 (fr)	1987-06-19	Procede et appareil pour reduire les emissions d'oxyde d'azote a partir des chambres de combustion
LU81627A1 (fr)	1979-12-07	Lance et procede d'affinage d'un metal en fusion
BE874570A (fr)	1979-07-02	Procede et appareillage pour la transmission d'information par des faisceaux en eventail effectuant un balayage
FR2520754B1 (fr)	1986-12-19	Procede et appareil pour l'elaboration de fer en reacteur
DE3171978D1 (en)	1985-10-03	Method of and arrangement for producing molten pig iron or steel prematerial
FR2327320A1 (fr)	1977-05-06	Agent de fluidisation de scories et procede d'utilisation de cet agent pour la production de fer et d'acier
BE885707A (fr)	1981-02-02	Procede d'utilisation d'un gaz contenant du methane pour la reduction d'un minerai de fer
BE889298A (fr)	1981-10-16	Procede de determination de l'etat interieur d'un four de fusion pour des dechets radioactifs
BE890103A (fr)	1981-12-16	Procede et appareil pour refroidir des gaz de haut fourneau
ZA813945B (en)	1982-08-25	Process and apparatus for granulation of slag
BE890196A (fr)	1982-01-04	Procede et appareil pour la reduction directe d'oxyde de fer.
FR2302338A1 (fr)	1976-09-24	Procede et appareil d'elaboration de l'acier a partir de la fonte
GB2105448B (en)	1984-11-07	Method and apparatus for determining completion of a cast in a blast furnace casthouse pollution suppression system
JPS5542290A (en)	1980-03-25	Method of and apparatus for continuously treating molten sulfurrcontained slag
FR2438091B1 (fr)	1985-10-11	Procede et appareillage pour reduire la teneur en inclusions des aciers et pour affiner leur structure
FR2509454B1 (fr)	1986-02-28	Procede pour recuperer l'energie du gaz en exces de fours a soufflerie
BE896323A (fr)	1983-07-18	Procede et appareil pour recuperer la chaleur d'un solide particulaire
BE894858A (fr)	1983-02-14	Procede pour abaisser la concentration en oxygene pendant l'execution d'un procede d'isolement de l'uranium
JPS56151881A (en)	1981-11-25	Apparatus for measuring height of melted metal and slag in furnace
FR2520386B1 (fr)	1987-04-10	Procede et appareil pour traiter des structures en toles d'acier
FR2557559B1 (fr)	1987-07-03	Procede et dispositif pour faire circuler un liquide a l'aide de gaz
BE894676A (fr)	1983-01-31	Procede et moyens pour reduire au minimum la consommation d'energie lors de la reduction d'oxyde de fer par des gaz reducteurs

Legal Events

Date	Code	Title	Description
1985-10-04	TP	Transmission of property
1988-08-26	ST	Notification of lapse