EP0085443A3 - Procédé pour séparer du fer réduit finement pulvérulent des gaz de refroidissement - Google Patents

Procédé pour séparer du fer réduit finement pulvérulent des gaz de refroidissement Download PDF

Info

Publication number
EP0085443A3
EP0085443A3 EP83200006A EP83200006A EP0085443A3 EP 0085443 A3 EP0085443 A3 EP 0085443A3 EP 83200006 A EP83200006 A EP 83200006A EP 83200006 A EP83200006 A EP 83200006A EP 0085443 A3 EP0085443 A3 EP 0085443A3
Authority
EP
European Patent Office
Prior art keywords
reduced iron
directly reduced
hot
cooling gases
gases
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.)
Withdrawn
Application number
EP83200006A
Other languages
German (de)
English (en)
Other versions
EP0085443A2 (fr
Inventor
Fred Stieler
Fritz Dr. Rose
Helmut Giese
Fritz Rudolph
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.)
GEA Group AG
Original Assignee
Metallgesellschaft AG
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 Metallgesellschaft AG filed Critical Metallgesellschaft AG
Publication of EP0085443A2 publication Critical patent/EP0085443A2/fr
Publication of EP0085443A3 publication Critical patent/EP0085443A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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 peculiar to furnaces of these types
    • F27B1/18—Arrangements of dust collectors
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • 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
    • C21B2100/40—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
    • C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Manufacture Of Iron (AREA)
EP83200006A 1982-01-30 1983-01-05 Procédé pour séparer du fer réduit finement pulvérulent des gaz de refroidissement Withdrawn EP0085443A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3203092 1982-01-30
DE19823203092 DE3203092A1 (de) 1982-01-30 1982-01-30 Verfahren zur abscheidung von feinkoernigem direkt reduziertem eisen aus kuehlgasen

Publications (2)

Publication Number Publication Date
EP0085443A2 EP0085443A2 (fr) 1983-08-10
EP0085443A3 true EP0085443A3 (fr) 1984-10-10

Family

ID=6154357

Family Applications (1)

Application Number Title Priority Date Filing Date
EP83200006A Withdrawn EP0085443A3 (fr) 1982-01-30 1983-01-05 Procédé pour séparer du fer réduit finement pulvérulent des gaz de refroidissement

Country Status (2)

Country Link
EP (1) EP0085443A3 (fr)
DE (1) DE3203092A1 (fr)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1713435A (en) * 1926-04-06 1929-05-14 Vereinigte Stahlwerke Ag Method of working blast furnaces with the aid of furnace dust
US2578800A (en) * 1949-01-21 1951-12-18 Union Carbide & Carbon Corp Stabilization of pyrophoric iron
DE971158C (de) * 1951-02-04 1958-12-18 Kloeckner Humboldt Deutz Ag Einrichtung zur Reduktion von Erzen, insbesondere Eisenerzen
GB895282A (en) * 1958-02-19 1962-05-02 R N Corp Improvements in or relating to production of iron
FR1355017A (fr) * 1963-02-01 1964-03-13 Appareil d'épuration primaire des gaz de hauts-fourneaux
FR2173154A1 (fr) * 1972-02-23 1973-10-05 Thyssen Niederrhein Ag
FR2311850A1 (fr) * 1975-05-19 1976-12-17 Midrex Corp Procede et appareil pour produire des particules de fer metallique
FR2438495A1 (fr) * 1978-10-09 1980-05-09 Air Ind Procede de traitement des fumees siderurgiques et installation pour sa mise en oeuvre
US4207093A (en) * 1976-10-29 1980-06-10 Meurville Manuel D P De Process for reducing metal oxide containing ores
US4358310A (en) * 1981-02-18 1982-11-09 Midrex Corporation Dry collection of metallized fines

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1925662B2 (de) * 1969-05-20 1977-12-22 Demag AG, 4100 Duisburg; Krupp-Koppers GmbH, 4300 Essen Verfahren und vorrichtung zum direktreduzieren von stueckigen eisenerzen, pellets, agglomeraten u.dgl.
US3749386A (en) * 1971-07-01 1973-07-31 Midland Ross Corp Method and means for reducing iron oxides in a gaseous reduction process
US4032120A (en) * 1975-11-10 1977-06-28 Midrex Corporation Apparatus for direct reduction of sulfur-containing iron ore
DE2604795B1 (de) * 1976-02-07 1977-03-31 Korf Engineering Gmbh Verfahren und vorrichtung zur direktreduktion von metalloxiden
JPS55113819A (en) * 1979-02-26 1980-09-02 Kawasaki Heavy Ind Ltd Method and apparatus for direct reduction iron making

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1713435A (en) * 1926-04-06 1929-05-14 Vereinigte Stahlwerke Ag Method of working blast furnaces with the aid of furnace dust
US2578800A (en) * 1949-01-21 1951-12-18 Union Carbide & Carbon Corp Stabilization of pyrophoric iron
DE971158C (de) * 1951-02-04 1958-12-18 Kloeckner Humboldt Deutz Ag Einrichtung zur Reduktion von Erzen, insbesondere Eisenerzen
GB895282A (en) * 1958-02-19 1962-05-02 R N Corp Improvements in or relating to production of iron
FR1355017A (fr) * 1963-02-01 1964-03-13 Appareil d'épuration primaire des gaz de hauts-fourneaux
FR2173154A1 (fr) * 1972-02-23 1973-10-05 Thyssen Niederrhein Ag
FR2311850A1 (fr) * 1975-05-19 1976-12-17 Midrex Corp Procede et appareil pour produire des particules de fer metallique
US4207093A (en) * 1976-10-29 1980-06-10 Meurville Manuel D P De Process for reducing metal oxide containing ores
FR2438495A1 (fr) * 1978-10-09 1980-05-09 Air Ind Procede de traitement des fumees siderurgiques et installation pour sa mise en oeuvre
US4358310A (en) * 1981-02-18 1982-11-09 Midrex Corporation Dry collection of metallized fines

Also Published As

Publication number Publication date
DE3203092C2 (fr) 1989-06-29
EP0085443A2 (fr) 1983-08-10
DE3203092A1 (de) 1983-08-04

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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AK Designated contracting states

Designated state(s): AT DE FR GB

PUAL Search report despatched

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AK Designated contracting states

Designated state(s): AT DE FR GB

STAA Information on the status of an ep patent application or granted ep patent

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18W Application withdrawn

Withdrawal date: 19841220

RIN1 Information on inventor provided before grant (corrected)

Inventor name: GIESE, HELMUT

Inventor name: RUDOLPH, FRITZ

Inventor name: ROSE, FRITZ, DR.

Inventor name: STIELER, FRED