LU83905A1 - Reduction directe de fer en utilisant du gaz de four a coke - Google Patents

Reduction directe de fer en utilisant du gaz de four a coke Download PDF

Info

Publication number
LU83905A1
LU83905A1 LU83905A LU83905A LU83905A1 LU 83905 A1 LU83905 A1 LU 83905A1 LU 83905 A LU83905 A LU 83905A LU 83905 A LU83905 A LU 83905A LU 83905 A1 LU83905 A1 LU 83905A1
Authority
LU
Luxembourg
Prior art keywords
gas
furnace
cooling
communicating
reforming
Prior art date
Application number
LU83905A
Other languages
English (en)
French (fr)
Inventor
C Sanzenbacher
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.)
Filing date
Publication date
Application filed by Midrex Corp filed Critical Midrex Corp
Publication of LU83905A1 publication Critical patent/LU83905A1/fr

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
    • C21B13/0073—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
    • 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
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • 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
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Iron (AREA)
  • Industrial Gases (AREA)
  • Catalysts (AREA)
  • Hydrogen, Water And Hydrids (AREA)
LU83905A 1981-01-29 1982-01-28 Reduction directe de fer en utilisant du gaz de four a coke LU83905A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/229,687 US4351513A (en) 1981-01-29 1981-01-29 Direct reduction of iron using coke oven gas
US22968781 1981-01-29

Publications (1)

Publication Number Publication Date
LU83905A1 true LU83905A1 (fr) 1982-07-07

Family

ID=22862292

Family Applications (1)

Application Number Title Priority Date Filing Date
LU83905A LU83905A1 (fr) 1981-01-29 1982-01-28 Reduction directe de fer en utilisant du gaz de four a coke

Country Status (20)

Country Link
US (1) US4351513A (pt)
JP (1) JPS6014085B2 (pt)
KR (1) KR850001644B1 (pt)
AT (1) AT388389B (pt)
AU (1) AU535416B2 (pt)
BE (1) BE891920A (pt)
BR (1) BR8200350A (pt)
CS (1) CS224640B2 (pt)
DD (1) DD202181A5 (pt)
DE (1) DE3202220A1 (pt)
FR (1) FR2498628B1 (pt)
GB (1) GB2092286B (pt)
HU (1) HU189558B (pt)
IN (1) IN156294B (pt)
IT (1) IT1150606B (pt)
LU (1) LU83905A1 (pt)
RO (1) RO84193B (pt)
TR (1) TR21571A (pt)
YU (1) YU18782A (pt)
ZA (1) ZA82297B (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5437708A (en) * 1994-05-04 1995-08-01 Midrex International B.V. Rotterdam, Zurich Branch Iron carbide production in shaft furnace
IT1302811B1 (it) 1998-12-11 2000-09-29 Danieli & C Ohg Sp Procedimento e relativo apparato per la riduzione direttadi ossidi di ferro
US6146442A (en) * 1999-01-08 2000-11-14 Midrex International B.V. Rotterdam, Zurich Branch Apparatus and method for introducing gas into a shaft furnace without disturbing burden flow
CA2508718C (en) * 2002-12-12 2011-04-19 Midrex International B.V. Rotterdam, Zurich Branch Method and apparatus for controlling temperature uniformity of the burden in a direct reduction shaft furnace
CN100368118C (zh) * 2004-12-30 2008-02-13 中国科学院过程工程研究所 隔焰移动床煅烧装置
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
CN100523228C (zh) * 2007-07-31 2009-08-05 张文慧 利用焦炉气制还原气生产海绵铁的方法及其设备
CN104039990A (zh) 2011-08-20 2014-09-10 伊尔技术有限公司 利用从煤衍生的气体制备直接还原铁(dri)的方法
MX354848B (es) 2011-12-21 2018-03-16 Hyl Tech S A De C V Método y aparato para la producción de hierro de reducción directa (hrd) utilizando gas de coquería.
CN103103305B (zh) * 2013-03-05 2014-07-30 周广砥 烷烃加热式还原海绵铁竖炉
US9970071B2 (en) * 2014-09-23 2018-05-15 Midrex Technologies, Inc. Method for reducing iron oxide to metallic iron using coke oven gas
CN113501494A (zh) * 2021-07-07 2021-10-15 山西晋南钢铁集团有限公司 一种高炉炼铁用焦炉煤气的自重整系统及方法
CN114249548B (zh) * 2021-12-15 2022-11-08 广西柳州钢铁集团有限公司 燃气双膛窑稳定掺配燃料方法
CN115354148B (zh) * 2022-07-22 2023-11-28 重庆赛迪热工环保工程技术有限公司 一种用于转底炉金属化球团的冷却系统及方法
CN115449580A (zh) * 2022-08-31 2022-12-09 河北张宣高科科技有限公司 全部采用焦炉煤气的零碳排放直接还原系统及工艺

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3764123A (en) * 1970-06-29 1973-10-09 Midland Ross Corp Method of and apparatus for reducing iron oxide to metallic iron
DE2103731A1 (de) * 1971-01-27 1972-08-17 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur Direktreduktion von Eisenerzen im festen Zustand unter Druck
US3748120A (en) * 1971-04-15 1973-07-24 Midland Ross Corp Method of and apparatus for reducing iron oxide to metallic iron
US3905806A (en) * 1973-02-20 1975-09-16 Armco Steel Corp Method for the direct reduction of iron ores
AU496945B2 (en) * 1975-05-19 1978-11-16 Midrex International B.V. Rotterdam Producing metallized product
CH619736A5 (en) * 1976-01-27 1980-10-15 Max Geisseler Process and equipment for producing metal sponge in a shaft furnace by means of hydrogen-rich reducing gases
DE2657598A1 (de) * 1976-12-18 1978-06-22 Krupp Koppers Gmbh Verfahren zur erzeugung eines kohlenmonoxydreichen gases
AT360567B (de) * 1979-05-18 1981-01-26 Voest Alpine Ag Verfahren zur ueberwindung von betriebsstoerungen bei der kontinuierlichen direktreduktion von eisenerz und anlage dafuer
US4270739A (en) * 1979-10-22 1981-06-02 Midrex Corporation Apparatus for direct reduction of iron using high sulfur gas

Also Published As

Publication number Publication date
JPS6014085B2 (ja) 1985-04-11
FR2498628B1 (fr) 1987-01-09
GB2092286A (en) 1982-08-11
GB2092286B (en) 1984-09-19
RO84193A (ro) 1984-05-23
US4351513A (en) 1982-09-28
YU18782A (en) 1984-12-31
ZA82297B (en) 1982-12-29
AU7917982A (en) 1982-08-05
KR850001644B1 (ko) 1985-11-06
JPS57143413A (en) 1982-09-04
CS224640B2 (en) 1984-01-16
AT388389B (de) 1989-06-12
ATA29282A (de) 1988-11-15
AU535416B2 (en) 1984-03-22
BE891920A (fr) 1982-05-17
TR21571A (tr) 1984-10-07
IT1150606B (it) 1986-12-17
DD202181A5 (de) 1983-08-31
DE3202220A1 (de) 1982-08-26
BR8200350A (pt) 1982-11-23
FR2498628A1 (fr) 1982-07-30
KR830009227A (ko) 1983-12-19
IN156294B (pt) 1985-06-15
HU189558B (en) 1986-07-28
IT8219295A0 (it) 1982-01-26
RO84193B (ro) 1984-07-30

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