DE59702400D1 - Lower bell for the CAS-OB process - Google Patents

Lower bell for the CAS-OB process

Info

Publication number
DE59702400D1
DE59702400D1 DE59702400T DE59702400T DE59702400D1 DE 59702400 D1 DE59702400 D1 DE 59702400D1 DE 59702400 T DE59702400 T DE 59702400T DE 59702400 T DE59702400 T DE 59702400T DE 59702400 D1 DE59702400 D1 DE 59702400D1
Authority
DE
Germany
Prior art keywords
cas
lower bell
bell
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 - Lifetime
Application number
DE59702400T
Other languages
German (de)
Inventor
Edmund Fuchs
Gerald Nitzel
Hitoshi Kato
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.)
Foseco GmbH
Original Assignee
Foseco 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 Foseco GmbH filed Critical Foseco GmbH
Application granted granted Critical
Publication of DE59702400D1 publication Critical patent/DE59702400D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases
    • 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
    • F27D3/0025—Charging or loading melting furnaces with material in the solid state
    • F27D3/0026—Introducing additives into the melt
    • 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
    • F27D2001/0046—Means to facilitate repair or replacement or prevent quick wearing

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
DE59702400T 1996-10-09 1997-08-27 Lower bell for the CAS-OB process Expired - Lifetime DE59702400D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29617580U DE29617580U1 (en) 1996-10-09 1996-10-09 Lower bell for the CAS-OB process

Publications (1)

Publication Number Publication Date
DE59702400D1 true DE59702400D1 (en) 2000-11-02

Family

ID=8030366

Family Applications (2)

Application Number Title Priority Date Filing Date
DE29617580U Expired - Lifetime DE29617580U1 (en) 1996-10-09 1996-10-09 Lower bell for the CAS-OB process
DE59702400T Expired - Lifetime DE59702400D1 (en) 1996-10-09 1997-08-27 Lower bell for the CAS-OB process

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE29617580U Expired - Lifetime DE29617580U1 (en) 1996-10-09 1996-10-09 Lower bell for the CAS-OB process

Country Status (3)

Country Link
EP (1) EP0835943B1 (en)
DE (2) DE29617580U1 (en)
ES (1) ES2152609T3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102978338B (en) * 2012-11-26 2014-10-08 北京首钢自动化信息技术有限公司 Method for automatically controlling CAS (composition adjustment by sealed argon bubbling)-OB (oxygen blowing)
CN115284438A (en) * 2022-07-22 2022-11-04 鞍山市和丰耐火材料有限公司 Manufacturing method for prolonging service life of lower cover of CAS-OB impregnation cover

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0000466A1 (en) * 1977-07-13 1979-02-07 VOEST-ALPINE Aktiengesellschaft Method for adding granular materials to a molten metal and apparatus for the performance of the aforesaid method
SE8101242L (en) * 1981-02-26 1982-08-27 Scandinavian Lancers PROCEDURE AND DEVICE FOR THE DISTRIBUTION OF CHECK Means

Also Published As

Publication number Publication date
EP0835943B1 (en) 2000-09-27
ES2152609T3 (en) 2001-02-01
DE29617580U1 (en) 1996-12-12
EP0835943A1 (en) 1998-04-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition