AU7929182A - Mounting support for changing immersion lances for additions to steel melts - Google Patents

Mounting support for changing immersion lances for additions to steel melts

Info

Publication number
AU7929182A
AU7929182A AU79291/82A AU7929182A AU7929182A AU 7929182 A AU7929182 A AU 7929182A AU 79291/82 A AU79291/82 A AU 79291/82A AU 7929182 A AU7929182 A AU 7929182A AU 7929182 A AU7929182 A AU 7929182A
Authority
AU
Australia
Prior art keywords
additions
mounting support
steel melts
changing
immersion lances
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.)
Granted
Application number
AU79291/82A
Other versions
AU546473B2 (en
Inventor
Gilbert Bernard
Pierre Mailliet
Nico Reiffers
Leon Ulveling
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.)
Paul Wurth SA
Original Assignee
Paul Wurth 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 Paul Wurth SA filed Critical Paul Wurth SA
Publication of AU7929182A publication Critical patent/AU7929182A/en
Application granted granted Critical
Publication of AU546473B2 publication Critical patent/AU546473B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C21C5/4606—Lances or injectors
    • C21C5/462—Means for handling, e.g. adjusting, changing, coupling
    • 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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising
    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
  • Adornments (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Joining Of Building Structures In Genera (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Casting Support Devices, Ladles, And Melt Control Thereby (AREA)
  • Furnace Details (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)

Abstract

1. Apparatus for holding and changing an immersion lance which may be connected to a supply pipe (19) by means of a spring loaded sealing and insertion device (18), characterized by a gripping arm (8) rotatable about a shaft (9) and connected to a drive (12) via linkage (10, 11), said gripping arm (8) being self-locking in the operating position, wherein the arm (8), the linkage (10, 11) and the sealing and insertion device (18) are mounted on a common base plate (7).
AU79291/82A 1981-01-26 1982-01-08 Mounting support for changing immersion lances for additions to steel melts Expired AU546473B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
LU83089A LU83089A1 (en) 1981-01-26 1981-01-26 DEVICE AND BRACKET FOR CHANGING DIVING LANCES
LU83089 1981-01-26

Publications (2)

Publication Number Publication Date
AU7929182A true AU7929182A (en) 1982-08-05
AU546473B2 AU546473B2 (en) 1985-09-05

Family

ID=19729572

Family Applications (1)

Application Number Title Priority Date Filing Date
AU79291/82A Expired AU546473B2 (en) 1981-01-26 1982-01-08 Mounting support for changing immersion lances for additions to steel melts

Country Status (5)

Country Link
EP (1) EP0056942B1 (en)
AT (1) ATE16024T1 (en)
AU (1) AU546473B2 (en)
DE (1) DE3266719D1 (en)
LU (1) LU83089A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN159870B (en) * 1982-12-21 1987-06-13 Wurth Paul Sa
AT383832B (en) * 1985-11-21 1987-08-25 Voest Alpine Ag PAN FOR TREATING MELT LIQUID METALS
DE3543836A1 (en) * 1985-12-12 1987-06-19 Clemens Karl Heinz Twin blowing lance installation for metallurgical treatments, with integral measuring lance installation
LU86985A1 (en) * 1987-09-07 1989-04-06 Wurth Paul Sa AUTOMATIC LANCES CHANGER
LU87387A1 (en) * 1988-11-16 1990-06-12 Wurth Paul Sa AUTOMATIC LANCES CHANGER
LU87897A1 (en) * 1991-03-01 1992-11-16 Wurth Paul Sa DRIVE FOR AUTOMATIC LANCHANGE CHANGING DEVICES
LU88017A1 (en) * 1991-10-14 1993-05-17 Wurth Paul Sa Drive for automatic lance changing devices

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1292691B (en) * 1960-08-31 1969-04-17 Salzgitter Huettenwerk Ag Device for inflating or blowing gases, primarily oxygen, as well as gas-solid mixtures on or in metal, especially iron, baths
GB1259702A (en) * 1968-04-24 1972-01-12 Nippon Kokan Kk Method and apparatus for refining molten iron or molten iron alloys
US3968956A (en) * 1974-11-14 1976-07-13 Mitsubishi Kinzoku Kogyo Kabushiki Kaisha Lancing apparatus with means for ready replacement or renewal of lances for top blown metallurgical furnaces
DE2454776B2 (en) * 1974-11-15 1976-09-02 Mannesmann AG, 4000 Düsseldorf SYSTEM FOR INTRODUCING TREATMENT AGENTS IN METAL MELT
DE2738291A1 (en) * 1977-08-25 1979-03-08 Krupp Gmbh Reaction material injector lance for electric furnace - has slide with regulator ensuring constant immersion of consumable lance
GB2021242A (en) * 1977-12-10 1979-11-28 Duport Steels Ltd Blowing Lance for Solid Materials
LU80692A1 (en) * 1978-12-21 1980-07-21 Arbed METHOD AND DEVICE FOR DESULFURING IRON MELT

Also Published As

Publication number Publication date
EP0056942B1 (en) 1985-10-09
AU546473B2 (en) 1985-09-05
LU83089A1 (en) 1981-06-04
DE3266719D1 (en) 1985-11-14
ATE16024T1 (en) 1985-10-15
EP0056942A2 (en) 1982-08-04
EP0056942A3 (en) 1982-08-11

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired