KR830009227A - 코우크스로개스를 이용한 철의 직접환원 장치 - Google Patents

코우크스로개스를 이용한 철의 직접환원 장치 Download PDF

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Publication number
KR830009227A
KR830009227A KR1019820000287A KR820000287A KR830009227A KR 830009227 A KR830009227 A KR 830009227A KR 1019820000287 A KR1019820000287 A KR 1019820000287A KR 820000287 A KR820000287 A KR 820000287A KR 830009227 A KR830009227 A KR 830009227A
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KR
South Korea
Prior art keywords
gas
cooling
furnace
reformer
heat exchanger
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KR1019820000287A
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English (en)
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KR850001644B1 (ko
Inventor
빌터 산젠바켈 찰스
Original Assignee
이. 이. 궤테
미드렉스 코포레이션
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Application filed by 이. 이. 궤테, 미드렉스 코포레이션 filed Critical 이. 이. 궤테
Publication of KR830009227A publication Critical patent/KR830009227A/ko
Application granted granted Critical
Publication of KR850001644B1 publication Critical patent/KR850001644B1/ko

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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
    • 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
    • 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)

Abstract

내용 없음

Description

코우크스로개스를 이용한 철의 직접환원 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 구체적 예시를 설명한 계통도이고,
제2도는 본 발명의 구체적 예시의 또다른 계통도이다.

Claims (6)

  1. 일반적으로 수직인 샤프트형의 로, 로의상부에 철산화 물질을 장입시키는 기구 및 연속적인 중력작용으로 적재물이 내려오게 되어 노의 하부로 부터 금속철 제품을 제거하는 기구, 로의 중간끝부분에 있는 첫번째 환원개스 인입기, 첫번째 인입기와 로의 상단부 중간에 있는 두번째 환원개스 인입기, 상기로의 상단부에 있는 반응개스 배출기, 반응개스의 냉각, 세정을 위하여 반응 개스 배출기에 연결된 기구, 상기 첫번째, 두번째 환원개스 인입기를 연결하는 배출기를 갖는 개질기와 개스 환원제를 만들기 위한 촉매를 포함하는 튜브를 갖는 개질기로, 공정 연료개스의 공급원, 상기 두번째 환원개스 인입기와 공정연료개스 공급원을 연결하는 공급연료개스관 등을 포함하며, 특히, 최소한 한개의 버어너를 갖고 상기 촉매로 채워진 튜브를 가열시키기 위한 개질기로 및 상기로로 부터 소모연소 개스를 제거하기 위한 소모연소개스관, 열교환기와 연결된 상기 소모연소개스관 및 공정 연료개스가 통과하여 예열될 수 있게끔 되어있는 공정연료 개스관과 연결되어 있는 열교환기를 특징으로 하고 있는 코우크스로개스를 이용한 철의 직점환원 장치.
  2. 상기 개질기로에 필요한 연소공기공급원과 연결되어 연소 공기를 예열시키고 소모 연소개스의 온도를 환원시키는 두번째 열교환기 및 상기 두번째 열교환기와 연결되어 있는 소모 연소개스관 등을 포함하는 특허청구범위 제1항에 따른 장치.
  3. 상기 첫번째 환원개스 인입기와 금속화된 펠렛 제품을 냉각시키기 위한 상기로의 하부 중간에 있는 기구를 포함하는 특허 청구 범위 제2항에 따른 장치.
  4. 상기 냉각 및 세정기구와 연결되고 또한 상기 냉각대로 냉각개스를 보내는 냉각기구와, 연결된 통로를 포함하는 특허청구범위 제3항에 따른 장치.
  5. 상기 냉각대의 개스배출구와 연결되어 있는 통로, 소모 냉각개스를 세정케 하기위한 두번째 세정장치, 상기 두번째 냉각세정장치와 연결된 두번째 통로, 상기 개질기로 내에 있는 촉매로 채워져 있는 튜브로 들어가는 인입기등을 포함하는 특허 청구 범위 제4항에 따른 장치.
  6. 세정, 냉각장치와 연결된 통로, 상기 개질기로의 연료로서 세정된 상부의 소모개스를 버어너로 보내는 상기 개질기로에 있는 버어너등을 포함하는 특허청구범위 제1항에 따른 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR8200287A 1981-01-29 1982-01-21 코우크스로게스를 이용한 철의 직접 환원 장치 KR850001644B1 (ko)

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
US229687 1981-01-29

Publications (2)

Publication Number Publication Date
KR830009227A true KR830009227A (ko) 1983-12-19
KR850001644B1 KR850001644B1 (ko) 1985-11-06

Family

ID=22862292

Family Applications (1)

Application Number Title Priority Date Filing Date
KR8200287A KR850001644B1 (ko) 1981-01-29 1982-01-21 코우크스로게스를 이용한 철의 직접 환원 장치

Country Status (20)

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

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
IN156294B (ko) 1985-06-15
HU189558B (en) 1986-07-28
IT8219295A0 (it) 1982-01-26
RO84193B (ro) 1984-07-30
LU83905A1 (fr) 1982-07-07

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