ZA919927B - Hot dust recycling process and apparatus - Google Patents

Hot dust recycling process and apparatus

Info

Publication number
ZA919927B
ZA919927B ZA919927A ZA919927A ZA919927B ZA 919927 B ZA919927 B ZA 919927B ZA 919927 A ZA919927 A ZA 919927A ZA 919927 A ZA919927 A ZA 919927A ZA 919927 B ZA919927 B ZA 919927B
Authority
ZA
South Africa
Prior art keywords
dust
hot
cyclone separator
hot gas
gas cyclone
Prior art date
Application number
ZA919927A
Other languages
English (en)
Inventor
Herbert Mayr
Mayr Herbert
Rolf Dr Hauk
Hauk Dr Rolf
Bodgan Vuletic
Vuletic Bodgan
Werner Dr Kepplinger
Kepplinger Dr Werner
Original Assignee
Voest Alpine Ind Anlagen
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 Voest Alpine Ind Anlagen filed Critical Voest Alpine Ind Anlagen
Publication of ZA919927B publication Critical patent/ZA919927B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/02—Making special pig-iron, e.g. by applying additives, e.g. oxides of other metals
    • C21B5/023—Injection of the additives into the melting part
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C21B7/22—Dust arresters
    • 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
    • C21B13/0026—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide in the flame of a burner or a hot gas stream
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/06—Making pig-iron in the blast furnace using top gas in the blast furnace process
    • 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
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Cyclones (AREA)
  • Processing Of Solid Wastes (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Industrial Gases (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Disintegrating Or Milling (AREA)
  • Switches With Compound Operations (AREA)
  • Gasification And Melting Of Waste (AREA)
ZA919927A 1990-12-27 1991-12-18 Hot dust recycling process and apparatus ZA919927B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19904041936 DE4041936C1 (xx) 1990-12-27 1990-12-27

Publications (1)

Publication Number Publication Date
ZA919927B true ZA919927B (en) 1992-09-30

Family

ID=6421532

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA919927A ZA919927B (en) 1990-12-27 1991-12-18 Hot dust recycling process and apparatus

Country Status (11)

Country Link
US (1) US5259594A (xx)
EP (1) EP0493752B1 (xx)
JP (1) JPH0686597B2 (xx)
KR (1) KR100220171B1 (xx)
AT (1) ATE140269T1 (xx)
AU (1) AU651855B2 (xx)
BR (1) BR9105576A (xx)
CA (1) CA2058520C (xx)
DE (2) DE4041936C1 (xx)
ES (1) ES2089103T3 (xx)
ZA (1) ZA919927B (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT401777B (de) * 1992-05-21 1996-11-25 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung von flüssigen roheisen oder flüssigen stahlvorprodukten
AT403168B (de) * 1995-11-02 1997-11-25 Voest Alpine Ind Anlagen Verfahren und einrichtung zum rückführen eines aus einem reaktorgefäss mit einem gas ausgetragenen feinteiligen feststoffes
ATA166096A (de) * 1996-09-19 1999-02-15 Voest Alpine Ind Anlagen Vorrichtung zur abdichtung der zwischenbunker der staubrückführung des generatorgases
DE19638346C1 (de) * 1996-09-19 1998-02-12 Voest Alpine Ind Anlagen Verfahren zur Überwachung des Betriebs einer Vorrichtung zur Zuführung eines abrasiven Mediums mit Hilfe eines Fluids
AT404022B (de) 1996-11-08 1998-07-27 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung von flüssigem roheisen oder stahlvorprodukten aus eisenhältigemmaterial
US6552355B1 (en) 1997-06-06 2003-04-22 Texaco, Inc. Optical detection of entrapped gas in a cooling system
DE20209161U1 (de) * 2002-06-12 2003-10-23 Georg Springmann Ind Und Bergb Rohrleitungssystem zur Brennstoffeinblasung in Hochöfen o.dgl.
US8155858B2 (en) * 2008-04-01 2012-04-10 Cummins Filtration Ip, Inc. Real-time doser efficiency monitoring

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE393557C (de) * 1924-04-05 Adolf Junius Dr Vorrichtung zur Zufuehrung von feinem Gut in die Schmelzzone des Hochofens
DE947713C (de) * 1952-06-26 1956-08-23 Mannesmann Huettenwerke Ag Dui Mengenmessung von Zuschlagstoffen fuer metallurgische Verfahren
DE966192C (de) * 1952-11-25 1957-07-11 Rheinhuette Vorm Beck & Co Heissgas-Schieber
US3178165A (en) * 1963-03-21 1965-04-13 Koppers Co Inc Apparatus for injecting solid particulate material into a metallurgical furnace
US3710808A (en) * 1970-09-08 1973-01-16 Fierro Esponja Pressure lock for feeding particulate material to and removing it from a pressure vessel
US3951644A (en) * 1974-05-06 1976-04-20 Heatran, Inc. Method of producing iron and steel from iron ore
LU79611A1 (fr) * 1978-05-08 1979-12-06 Sidmar Nv Dispositif d'extraction de poussieres
AT381116B (de) * 1984-11-15 1986-08-25 Voest Alpine Ag Verfahren zur herstellung von fluessigem roheisen oder stahlvorprodukten sowie vorrichtung zur durchfuehrung des verfahrens
JPH0635588B2 (ja) * 1985-03-25 1994-05-11 三菱重工業株式会社 石炭ガス化装置
JPS61231323A (ja) * 1985-04-05 1986-10-15 Kawasaki Heavy Ind Ltd 粉粒体定量供給装置
AT390622B (de) * 1988-10-25 1990-06-11 Voest Alpine Ind Anlagen Verfahren und anlage zur herstellung von fluessigem roheisen

Also Published As

Publication number Publication date
BR9105576A (pt) 1992-09-29
ES2089103T3 (es) 1996-10-01
CA2058520C (en) 1997-06-24
CA2058520A1 (en) 1992-06-28
EP0493752A1 (de) 1992-07-08
AU651855B2 (en) 1994-08-04
EP0493752B1 (de) 1996-07-10
AU9001291A (en) 1992-07-02
US5259594A (en) 1993-11-09
KR100220171B1 (ko) 1999-09-01
JPH04335090A (ja) 1992-11-24
DE4041936C1 (xx) 1992-09-24
DE59107993D1 (de) 1996-08-14
KR920012461A (ko) 1992-07-27
JPH0686597B2 (ja) 1994-11-02
ATE140269T1 (de) 1996-07-15

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