LU90534B1 - Multistage oven with gas evacuation - Google Patents

Multistage oven with gas evacuation

Info

Publication number
LU90534B1
LU90534B1 LU90534A LU90534A LU90534B1 LU 90534 B1 LU90534 B1 LU 90534B1 LU 90534 A LU90534 A LU 90534A LU 90534 A LU90534 A LU 90534A LU 90534 B1 LU90534 B1 LU 90534B1
Authority
LU
Luxembourg
Prior art keywords
gas evacuation
multistage oven
multistage
oven
evacuation
Prior art date
Application number
LU90534A
Other languages
French (fr)
Inventor
Romain Frieden
Thomas Hansmann
Marc Solvi
Original Assignee
Wurth Paul Sa
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 Wurth Paul Sa filed Critical Wurth Paul Sa
Priority to LU90534A priority Critical patent/LU90534B1/en
Priority to TW89107539A priority patent/TW442645B/en
Priority to PCT/EP2001/001761 priority patent/WO2001065192A1/en
Priority to AU2001237394A priority patent/AU2001237394A1/en
Application granted granted Critical
Publication of LU90534B1 publication Critical patent/LU90534B1/en

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
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/16—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path
    • F27B9/18—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path under the action of scrapers or pushers
    • F27B9/185—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a circular or arcuate path under the action of scrapers or pushers multiple hearth type 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
    • C21B13/10—Making spongy iron or liquid steel, by direct processes in hearth-type furnaces
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C22B7/001—Dry processes
    • 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
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Tunnel Furnaces (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
LU90534A 2000-02-28 2000-02-28 Multistage oven with gas evacuation LU90534B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
LU90534A LU90534B1 (en) 2000-02-28 2000-02-28 Multistage oven with gas evacuation
TW89107539A TW442645B (en) 2000-02-28 2000-04-21 Multistage furnace with gas evacuation
PCT/EP2001/001761 WO2001065192A1 (en) 2000-02-28 2001-02-16 Multistage furnace with gas evacuation
AU2001237394A AU2001237394A1 (en) 2000-02-28 2001-02-16 Multistage furnace with gas evacuation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
LU90534A LU90534B1 (en) 2000-02-28 2000-02-28 Multistage oven with gas evacuation

Publications (1)

Publication Number Publication Date
LU90534B1 true LU90534B1 (en) 2001-08-29

Family

ID=19731874

Family Applications (1)

Application Number Title Priority Date Filing Date
LU90534A LU90534B1 (en) 2000-02-28 2000-02-28 Multistage oven with gas evacuation

Country Status (4)

Country Link
AU (1) AU2001237394A1 (en)
LU (1) LU90534B1 (en)
TW (1) TW442645B (en)
WO (1) WO2001065192A1 (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1037694A (en) * 1962-06-04 1966-08-03 Auxiliaire De Gestion Charbonn An oven for the thermal treatment of solid fuel briquettes and the like
US3658309A (en) * 1970-08-03 1972-04-25 Sherritt Gordon Mines Ltd Temperature control of ore in multiple hearth furnace
CH577154A5 (en) * 1974-07-18 1976-06-30 Nichols Eng & Res Corp
US5018458A (en) * 1990-09-12 1991-05-28 Zimpro Passavant Environmental Systems, Inc. Furnace combustion zone temperature control method
JPH04180A (en) * 1990-04-13 1992-01-06 Chisaki:Kk Lump baking furnace
WO1997041269A1 (en) * 1996-04-29 1997-11-06 OLMOS IBAÑEZ, Mª Desamparados Process for the recovery of aluminium and energy from used packages of the 'tetrabrick' type and oven for implementing such process
WO1999029910A1 (en) * 1997-12-10 1999-06-17 Paul Wurth S.A. Method for producing directly reduced iron in a layered furnace

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1037694A (en) * 1962-06-04 1966-08-03 Auxiliaire De Gestion Charbonn An oven for the thermal treatment of solid fuel briquettes and the like
US3658309A (en) * 1970-08-03 1972-04-25 Sherritt Gordon Mines Ltd Temperature control of ore in multiple hearth furnace
CH577154A5 (en) * 1974-07-18 1976-06-30 Nichols Eng & Res Corp
JPH04180A (en) * 1990-04-13 1992-01-06 Chisaki:Kk Lump baking furnace
US5018458A (en) * 1990-09-12 1991-05-28 Zimpro Passavant Environmental Systems, Inc. Furnace combustion zone temperature control method
WO1997041269A1 (en) * 1996-04-29 1997-11-06 OLMOS IBAÑEZ, Mª Desamparados Process for the recovery of aluminium and energy from used packages of the 'tetrabrick' type and oven for implementing such process
WO1999029910A1 (en) * 1997-12-10 1999-06-17 Paul Wurth S.A. Method for producing directly reduced iron in a layered furnace

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 016, no. 141 (M - 1232) 9 April 1992 (1992-04-09) *

Also Published As

Publication number Publication date
WO2001065192A1 (en) 2001-09-07
TW442645B (en) 2001-06-23
AU2001237394A1 (en) 2001-09-12

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