CA2010235A1 - Injecting gas into molten metal - Google Patents

Injecting gas into molten metal

Info

Publication number
CA2010235A1
CA2010235A1 CA002010235A CA2010235A CA2010235A1 CA 2010235 A1 CA2010235 A1 CA 2010235A1 CA 002010235 A CA002010235 A CA 002010235A CA 2010235 A CA2010235 A CA 2010235A CA 2010235 A1 CA2010235 A1 CA 2010235A1
Authority
CA
Canada
Prior art keywords
passageway
molten metal
gas
media disperser
openings
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.)
Abandoned
Application number
CA002010235A
Other languages
English (en)
French (fr)
Inventor
Ronald E. Gilbert
George S. Mordue
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.)
Unifrax I LLC
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2010235A1 publication Critical patent/CA2010235A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/05Refining by treating with gases, e.g. gas flushing also refining by means of a material generating gas in situ
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04Removing impurities by adding a treating agent
    • C21C7/072Treatment with gases

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Mold Materials And Core Materials (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Nozzles (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
CA002010235A 1989-02-17 1990-02-16 Injecting gas into molten metal Abandoned CA2010235A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US31289389A 1989-02-17 1989-02-17
US312,893 1989-02-17

Publications (1)

Publication Number Publication Date
CA2010235A1 true CA2010235A1 (en) 1990-08-17

Family

ID=23213482

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002010235A Abandoned CA2010235A1 (en) 1989-02-17 1990-02-16 Injecting gas into molten metal

Country Status (10)

Country Link
EP (1) EP0385617A1 (no)
JP (1) JPH02290930A (no)
KR (1) KR900013092A (no)
AU (1) AU4988890A (no)
BR (1) BR9000732A (no)
CA (1) CA2010235A1 (no)
HU (1) HUT57277A (no)
IL (1) IL93349A0 (no)
NO (1) NO900760L (no)
PT (1) PT93185A (no)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2652018B1 (fr) * 1989-09-20 1994-03-25 Pechiney Rhenalu Dispositif de traitement au moyen de gaz d'un bain liquide d'aluminium de grande surface maintenu a l'etat stationnaire dans un four.
FR2670839A1 (fr) * 1990-12-21 1992-06-26 Cit Alcatel Machine, telle que pompe a vide ou compresseur du type volumetrique ou a entrainement.
AUPN204895A0 (en) * 1995-03-29 1995-04-27 University Of Queensland, The Method of generation and dispersion of fine bubbles and apparatus therefor
CN108396109B (zh) * 2017-02-05 2019-08-27 鞍钢股份有限公司 一种在钢包钢液内产生弥散气泡的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2101000B1 (no) * 1970-08-04 1977-01-14 Activite Atom Avance
US4052199A (en) * 1975-07-21 1977-10-04 The Carborundum Company Gas injection method
CH641839A5 (de) * 1979-07-10 1984-03-15 Alusuisse Vorrichtung zur einleitung von gasen in metallschmelzen.
US4351514A (en) * 1980-07-18 1982-09-28 Koch Fenton C Apparatus for purifying molten metal
IT1176428B (it) * 1984-07-18 1987-08-18 Radex Italiana Spa Manicotto di uscita in un dispositivo per controllare l'efflusso di acciaio fuso da una siviera o da una paniera

Also Published As

Publication number Publication date
BR9000732A (pt) 1991-01-22
JPH02290930A (ja) 1990-11-30
NO900760D0 (no) 1990-02-16
PT93185A (pt) 1991-10-15
HUT57277A (en) 1991-11-28
HU900835D0 (en) 1990-05-28
NO900760L (no) 1990-08-20
EP0385617A1 (en) 1990-09-05
AU4988890A (en) 1990-08-23
KR900013092A (ko) 1990-09-03
IL93349A0 (en) 1990-11-29

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Legal Events

Date Code Title Description
FZDE Discontinued