ES8705044A1 - Dispositivo de inyeccion de materias solidas finamente divididas, en un horno, preferentemente en un alto horno - Google Patents

Dispositivo de inyeccion de materias solidas finamente divididas, en un horno, preferentemente en un alto horno

Info

Publication number
ES8705044A1
ES8705044A1 ES554651A ES554651A ES8705044A1 ES 8705044 A1 ES8705044 A1 ES 8705044A1 ES 554651 A ES554651 A ES 554651A ES 554651 A ES554651 A ES 554651A ES 8705044 A1 ES8705044 A1 ES 8705044A1
Authority
ES
Spain
Prior art keywords
tuyere
furnace
angle
upstream part
injecting
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.)
Expired
Application number
ES554651A
Other languages
English (en)
Other versions
ES554651A0 (es
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.)
Institut de Recherches de la Siderurgie Francaise IRSID
Original Assignee
Institut de Recherches de la Siderurgie Francaise IRSID
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 Institut de Recherches de la Siderurgie Francaise IRSID filed Critical Institut de Recherches de la Siderurgie Francaise IRSID
Publication of ES8705044A1 publication Critical patent/ES8705044A1/es
Publication of ES554651A0 publication Critical patent/ES554651A0/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/002—Heated electrically (plasma)
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/001—Injecting additional fuel or reducing agents
    • C21B5/003—Injection of pulverulent coal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Gasification And Melting Of Waste (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Crushing And Pulverization Processes (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Glanulating (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Disintegrating Or Milling (AREA)
  • Forging (AREA)
  • Powder Metallurgy (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)

Abstract

DISPOSITIVO DE INYECCION DE MATERIAS SOLIDAS FINAMENTE DIVIDIDAS EN UN ALTO HORNO. COMPRENDE: UNA TOBERA (1) QUE DESEMBOCA EN LA ZONA DE REACCION (2) DE UN ALTO HORNO SIDERURGICO, CON BLINDAJE (3), CUYA TOBERA COMPRENDE INTERIORMENTE UNA PAREJA AGUAS ABAJO SENSIBLEMENTE CILINDRICA (4) DE EJE (5), QUE PRECEDE A UNA PARTE AGUAS ARRIBA (6) EN FORMA DE TRONCO DE CONO DIVERGENTE DEL MISMO EJE (5), SIENDO EL PASO INTERIOR DE LA TOBERA ENFRIADO POR MEDIOS CONVENCIONALES, TALES COMO POR CIRCULACION DE AGUA (7); UNA ANTORCHA DE PLASMA (8); Y BOQUILLAS DE INYECCION (10) QUE DESEMBOCAN EN LA PARTE CONICA (6) DE LA TOBERA. TIENE APLICACIONES EN LA INDUSTRIA SIDEROMETALURGICA.
ES554651A 1985-05-06 1986-05-05 Dispositivo de inyeccion de materias solidas finamente divididas, en un horno, preferentemente en un alto horno Expired ES8705044A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8506849A FR2581395B1 (fr) 1985-05-06 1985-05-06 Dispositif d'injection de matieres solides divisees dans un four, notamment un haut fourneau siderurgique, et applications

Publications (2)

Publication Number Publication Date
ES8705044A1 true ES8705044A1 (es) 1987-04-16
ES554651A0 ES554651A0 (es) 1987-04-16

Family

ID=9318984

Family Applications (1)

Application Number Title Priority Date Filing Date
ES554651A Expired ES8705044A1 (es) 1985-05-06 1986-05-05 Dispositivo de inyeccion de materias solidas finamente divididas, en un horno, preferentemente en un alto horno

Country Status (12)

Country Link
US (1) US4771993A (es)
EP (1) EP0201441B1 (es)
CN (1) CN1004705B (es)
AT (1) ATE40411T1 (es)
AU (1) AU582234B2 (es)
BR (1) BR8602006A (es)
CA (1) CA1283297C (es)
DE (1) DE3661934D1 (es)
ES (1) ES8705044A1 (es)
FR (1) FR2581395B1 (es)
SU (1) SU1473715A3 (es)
ZA (1) ZA863342B (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4844737A (en) * 1986-12-27 1989-07-04 Nippon Kokan Kabushiki Kaisha Method for operating a blast furnance by blowing pulverized coal
JPS63171818A (ja) * 1987-01-09 1988-07-15 Nkk Corp 酸素高炉の羽口
US5227117A (en) * 1992-05-29 1993-07-13 Usx Corporation Apparatus for blast furnace fuel injection
CA2073707C (en) * 1992-07-13 1998-04-21 Raymond Lemay Pneumatic injection of powder or granule through submerged tuyeres
DE102006029725B4 (de) * 2006-06-28 2008-08-28 Siemens Ag Verfahren und Vorrichtung zum Einbringen von Stäuben in eine Metallschmelze einer pyrometallurgischen Anlage
US9574770B2 (en) 2012-04-17 2017-02-21 Alter Nrg Corp. Start-up torch

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU39431A1 (es) * 1959-12-24 1961-01-18
US3827851A (en) * 1972-10-03 1974-08-06 Peabody Gordon Piatt Combination, oil, gas, and/or solid burner
SU423846A1 (ru) * 1973-01-08 1974-04-15 И. И. Кобеза Институт черной металлургии Воздухопровод горячего дутья доменной печи с встроенной камерой горения в прямом участке
US4072502A (en) * 1973-03-26 1978-02-07 Skf Industrial Trading And Development Co. B.V. Method apparatus for increasing blast gas temperature in a shaft furnace
US3892882A (en) * 1973-05-25 1975-07-01 Union Carbide Corp Process for plasma flame spray coating in a sub-atmospheric pressure environment
US4002466A (en) * 1975-11-03 1977-01-11 Bethlehem Steel Corporation Method of reducing ores
GB2085575A (en) * 1980-08-22 1982-04-28 Hamworthy Engineering Multi-fuel Burner
US4422624A (en) * 1981-08-27 1983-12-27 Phelps Dodge Corporation Concentrate burner
SE450898B (sv) * 1981-09-03 1987-08-10 Skf Steel Eng Ab Sett vid anvendning av en plasmagenerator for tillforsel av vermeenergi, samt anordning for genomforande av settet
US4490171A (en) * 1982-03-31 1984-12-25 Kobe Steel, Limited Method and apparatus for injecting pulverized fuel into a blast furnace
SE8400738L (sv) * 1984-02-13 1985-08-14 Petrokraft Ing Ab Brennare for forbrenning av pulverformigt brensle

Also Published As

Publication number Publication date
AU5704186A (en) 1986-11-13
SU1473715A3 (ru) 1989-04-15
DE3661934D1 (en) 1989-03-02
AU582234B2 (en) 1989-03-16
EP0201441B1 (fr) 1989-01-25
FR2581395A1 (fr) 1986-11-07
FR2581395B1 (fr) 1992-09-18
CA1283297C (fr) 1991-04-23
ATE40411T1 (de) 1989-02-15
US4771993A (en) 1988-09-20
CN1004705B (zh) 1989-07-05
ZA863342B (en) 1987-01-28
EP0201441A1 (fr) 1986-12-17
CN86103851A (zh) 1986-12-31
ES554651A0 (es) 1987-04-16
BR8602006A (pt) 1987-01-06

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970519