CN104704131A - 一种流化还原炉的还原性气体吹入装置 - Google Patents

一种流化还原炉的还原性气体吹入装置 Download PDF

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Publication number
CN104704131A
CN104704131A CN201280076126.6A CN201280076126A CN104704131A CN 104704131 A CN104704131 A CN 104704131A CN 201280076126 A CN201280076126 A CN 201280076126A CN 104704131 A CN104704131 A CN 104704131A
Authority
CN
China
Prior art keywords
reducing gas
reduction
fluidized
nozzle
blowing
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.)
Pending
Application number
CN201280076126.6A
Other languages
English (en)
Chinese (zh)
Inventor
金炫秀
赵敏永
金贤用
李钟列
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.)
Posco Holdings Inc
Original Assignee
Posco Co Ltd
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 Posco Co Ltd filed Critical Posco Co Ltd
Publication of CN104704131A publication Critical patent/CN104704131A/zh
Pending legal-status Critical Current

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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
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • C21B13/002—Reduction of iron ores by passing through a heated column of carbon
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • C21B13/143—Injection of partially reduced ore into a molten bath
    • 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
    • F27B15/00—Fluidised-bed furnaces; Other furnaces using or treating finely-divided materials in dispersion
    • F27B15/02—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B15/10—Arrangements of air or gas supply devices
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)
  • Manufacture Of Iron (AREA)
CN201280076126.6A 2012-10-12 2012-10-12 一种流化还原炉的还原性气体吹入装置 Pending CN104704131A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2012/008302 WO2014058088A1 (ko) 2012-10-12 2012-10-12 유동 환원로의 환원가스 취입장치

Publications (1)

Publication Number Publication Date
CN104704131A true CN104704131A (zh) 2015-06-10

Family

ID=50477544

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201280076126.6A Pending CN104704131A (zh) 2012-10-12 2012-10-12 一种流化还原炉的还原性气体吹入装置

Country Status (3)

Country Link
CN (1) CN104704131A (ar)
IN (1) IN2015DN03333A (ar)
WO (1) WO2014058088A1 (ar)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112923733A (zh) * 2021-02-02 2021-06-08 北京绿清科技有限公司 采用多炉串联分级熔融炉生产碳化硅的方法以及专用生产系统

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6213763A (ja) * 1985-07-09 1987-01-22 Nissan Motor Co Ltd 燃料ガス発生器のノズル
CN86101920A (zh) * 1986-03-22 1987-09-30 布赖恩·哈丁 流化床
KR20030052394A (ko) * 2001-12-21 2003-06-27 주식회사 포스코 유동층로의 가스분산판 노즐
KR20100023382A (ko) * 2008-08-21 2010-03-04 한국에너지기술연구원 유동층 장치의 가스분산판
KR20110075908A (ko) * 2009-12-29 2011-07-06 주식회사 포스코 가스분산유닛 및 이를 포함하는 유동 환원로
CN102713001A (zh) * 2009-11-18 2012-10-03 瑞科硅公司 流化床反应器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6213763A (ja) * 1985-07-09 1987-01-22 Nissan Motor Co Ltd 燃料ガス発生器のノズル
CN86101920A (zh) * 1986-03-22 1987-09-30 布赖恩·哈丁 流化床
KR20030052394A (ko) * 2001-12-21 2003-06-27 주식회사 포스코 유동층로의 가스분산판 노즐
KR20100023382A (ko) * 2008-08-21 2010-03-04 한국에너지기술연구원 유동층 장치의 가스분산판
CN102713001A (zh) * 2009-11-18 2012-10-03 瑞科硅公司 流化床反应器
KR20110075908A (ko) * 2009-12-29 2011-07-06 주식회사 포스코 가스분산유닛 및 이를 포함하는 유동 환원로

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
欧阳德刚等: "无气化室喷枪长寿命综合技术的研究与应用", 《炼钢》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112923733A (zh) * 2021-02-02 2021-06-08 北京绿清科技有限公司 采用多炉串联分级熔融炉生产碳化硅的方法以及专用生产系统

Also Published As

Publication number Publication date
IN2015DN03333A (ar) 2015-10-23
WO2014058088A1 (ko) 2014-04-17

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PB01 Publication
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RJ01 Rejection of invention patent application after publication

Application publication date: 20150610

RJ01 Rejection of invention patent application after publication