EG23558A - Gas purging device for metallurgical melting vessel - Google Patents

Gas purging device for metallurgical melting vessel

Info

Publication number
EG23558A
EG23558A EG2003121091A EG2003121091A EG23558A EG 23558 A EG23558 A EG 23558A EG 2003121091 A EG2003121091 A EG 2003121091A EG 2003121091 A EG2003121091 A EG 2003121091A EG 23558 A EG23558 A EG 23558A
Authority
EG
Egypt
Prior art keywords
metallurgical melting
melting vessel
gas purging
purging device
porous plug
Prior art date
Application number
EG2003121091A
Inventor
Johannes Taferner
Original Assignee
Refractory Intellectual Prop
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 Refractory Intellectual Prop filed Critical Refractory Intellectual Prop
Application granted granted Critical
Publication of EG23558A publication Critical patent/EG23558A/en

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
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/48—Bottoms or tuyéres of converters
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric 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
    • 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
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
    • F27B3/22—Arrangements of air or gas supply devices
    • 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
    • F27D2003/161—Introducing a fluid jet or current into the charge through a porous element
    • 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
    • F27D2003/162—Introducing a fluid jet or current into the charge the fluid being an oxidant or a fuel
    • F27D2003/163—Introducing a fluid jet or current into the charge the fluid being an oxidant or a fuel the fluid being an oxidant
    • F27D2003/164—Oxygen
    • 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
    • F27D2003/167—Introducing a fluid jet or current into the charge the fluid being a neutral gas
    • 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)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Furnace Details (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)

Abstract

The invention relates to a gas flushing device for metallurgical melting pots, having the following construction: a porous plug is arranged in an upper cylindrical housing at the gas outlet end thereof and in a lower cylindrical housing on the adjacent section thereof, an annular chamber is provided at least between the lower housing and the porous plug which is filled with a mass, whereby the porous plug, housings and mass are made from a refractory ceramic material.
EG2003121091A 2002-12-19 2003-12-17 Gas purging device for metallurgical melting vessel EG23558A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10259434A DE10259434B3 (en) 2002-12-19 2002-12-19 Gas purging device for metallurgical melting vessels

Publications (1)

Publication Number Publication Date
EG23558A true EG23558A (en) 2006-06-05

Family

ID=32667510

Family Applications (1)

Application Number Title Priority Date Filing Date
EG2003121091A EG23558A (en) 2002-12-19 2003-12-17 Gas purging device for metallurgical melting vessel

Country Status (12)

Country Link
US (1) US20060119019A1 (en)
EP (1) EP1572398B1 (en)
KR (1) KR20050084405A (en)
CN (1) CN1315596C (en)
AT (1) ATE338599T1 (en)
AU (1) AU2003280394B2 (en)
CA (1) CA2509137A1 (en)
DE (2) DE10259434B3 (en)
EG (1) EG23558A (en)
MX (1) MXPA05006706A (en)
PL (1) PL377817A1 (en)
WO (1) WO2004056505A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2539011A1 (en) * 2003-08-23 2005-03-10 Refractory Intellectual Property Gmbh & Co. Kg Method for the pyrometallurgical production of copper in a converter
ES2551627T3 (en) * 2013-09-10 2015-11-20 Refractory Intellectual Property Gmbh & Co. Kg Spoon and spoon background
PL2942406T3 (en) * 2014-05-05 2016-08-31 Refractory Intellectual Property Gmbh & Co Kg Fire resistant ceramic gas flushing element
PL3023173T3 (en) * 2014-09-29 2018-12-31 Refractory Intellectual Property Gmbh & Co. Kg Attachment device for a cylindrical ceramic hollow body and fireproof ceramic gas purging plug with such an attachment device
WO2023028283A1 (en) * 2021-08-27 2023-03-02 J.H. Fletcher & Co. System and method for porous plug removal and installation

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6033163B2 (en) * 1980-10-30 1985-08-01 新日本製鐵株式会社 Converter bottom blowing tuyere hot exchange method
AU541441B2 (en) * 1981-07-15 1985-01-10 Nippon Steel Corporation Bottom blowing nozzle embedded in a refractory block
IN168760B (en) * 1987-04-10 1991-06-01 Injectall Ltd
DE3727938C1 (en) * 1987-08-21 1988-09-08 Didier Werke Ag Dish stone
DE3833502A1 (en) * 1988-10-01 1990-04-05 Didier Werke Ag GASSPUELSTEIN
FR2644566B1 (en) * 1989-03-15 1991-06-21 Air Liquide ELECTRIC ARC FURNACE AND SCRAP MELTING METHOD
ES2057981T3 (en) * 1990-12-07 1994-10-16 Veitsch Radex Ag DISPOSITION OF THE FUND OR OF THE WALL FOR A METALLURGICAL CONTAINER.

Also Published As

Publication number Publication date
CA2509137A1 (en) 2005-06-08
AU2003280394B2 (en) 2006-12-14
CN1729067A (en) 2006-02-01
EP1572398B1 (en) 2006-09-06
EP1572398A1 (en) 2005-09-14
WO2004056505A1 (en) 2004-07-08
KR20050084405A (en) 2005-08-26
US20060119019A1 (en) 2006-06-08
CN1315596C (en) 2007-05-16
ATE338599T1 (en) 2006-09-15
MXPA05006706A (en) 2005-09-08
AU2003280394A1 (en) 2004-07-14
DE10259434B3 (en) 2004-08-26
PL377817A1 (en) 2006-02-20
DE50304988D1 (en) 2006-10-19

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