ES481712A1 - Dispositivo para aumentar la duracion de lanzas lavadoras de gas con cabezales lavadores porosos de grafito. - Google Patents

Dispositivo para aumentar la duracion de lanzas lavadoras de gas con cabezales lavadores porosos de grafito.

Info

Publication number
ES481712A1
ES481712A1 ES481712A ES481712A ES481712A1 ES 481712 A1 ES481712 A1 ES 481712A1 ES 481712 A ES481712 A ES 481712A ES 481712 A ES481712 A ES 481712A ES 481712 A1 ES481712 A1 ES 481712A1
Authority
ES
Spain
Prior art keywords
graphite
inertion
lifetime
increasing
used therefor
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
ES481712A
Other languages
English (en)
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.)
Messer Griesheim GmbH
Original Assignee
Messer Griesheim GmbH
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 Messer Griesheim GmbH filed Critical Messer Griesheim GmbH
Publication of ES481712A1 publication Critical patent/ES481712A1/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • 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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05—Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/16—Making or repairing linings increasing the durability of linings or breaking away linings
    • F27D1/1678—Increasing the durability of linings; Means for protecting
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • F27D2003/168—Introducing a fluid jet or current into the charge through a lance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D25/00—Devices or methods for removing incrustations, e.g. slag, metal deposits, dust; Devices or methods for preventing the adherence of slag

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

Dispositivo para aumentar la duración de lanzas lavadoras de gas con cabezales lavadores porosos de grafito, caracterizado porque el dispositivo se compone de dos semicasquetes, que se adaptan a la forma de las partes de la lanza, consistentes en grafito, constituyendo una estrecha hendidura.
ES481712A 1978-06-22 1979-06-20 Dispositivo para aumentar la duracion de lanzas lavadoras de gas con cabezales lavadores porosos de grafito. Expired ES481712A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2827403A DE2827403C2 (de) 1978-06-22 1978-06-22 Vorrichtung zur Erhöhung der Lebensdauer von Gasspüllanzen mit einem porösen Grafit · Spülkopf

Publications (1)

Publication Number Publication Date
ES481712A1 true ES481712A1 (es) 1980-02-16

Family

ID=6042463

Family Applications (1)

Application Number Title Priority Date Filing Date
ES481712A Expired ES481712A1 (es) 1978-06-22 1979-06-20 Dispositivo para aumentar la duracion de lanzas lavadoras de gas con cabezales lavadores porosos de grafito.

Country Status (7)

Country Link
US (1) US4264057A (es)
EP (1) EP0006453B1 (es)
JP (1) JPS552798A (es)
AT (1) AT377208B (es)
DE (1) DE2827403C2 (es)
ES (1) ES481712A1 (es)
ZA (1) ZA793085B (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE29818006U1 (de) * 1998-10-08 1999-03-11 Carbon Ind Produkte Gmbh Gaseinleitungssystem für Schmelzbäder

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU33708A1 (es) *
US3112194A (en) * 1960-10-19 1963-11-26 Union Carbide Corp Molten bath treating method and apparatus
US3304173A (en) * 1961-07-27 1967-02-14 United States Steel Corp Method of adding solids and oxygen to an open hearth furnace
NL296346A (es) * 1962-08-07
US3269829A (en) * 1963-09-24 1966-08-30 United States Steel Corp Method and apparatus for introducing steam and oxygen into a bath of molten steel
US3503597A (en) * 1967-02-20 1970-03-31 Kessler Harry Harvey Metal treating device
US3521874A (en) * 1967-05-12 1970-07-28 Reynolds Metals Co Gas diffuser unit for use in treating molten metal
US3932172A (en) * 1969-02-20 1976-01-13 Eisenwerk-Gesellschaft Maximilianshutte Mbh Method and converter for refining pig-iron into steel
FR2263308A1 (en) * 1974-03-08 1975-10-03 Combustible Nucleaire Purification of molten uranium to prevent axial fissures - occurring in continuous casting, by washing the melt with inert gas

Also Published As

Publication number Publication date
DE2827403B1 (de) 1979-08-02
AT377208B (de) 1985-02-25
EP0006453A1 (de) 1980-01-09
US4264057A (en) 1981-04-28
ZA793085B (en) 1980-08-27
JPS552798A (en) 1980-01-10
DE2827403C2 (de) 1980-04-03
EP0006453B1 (de) 1981-06-03
ATA388479A (de) 1984-07-15

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19960603