PT93185A - Processo e aparelho para injectar gas num metal fundido - Google Patents

Processo e aparelho para injectar gas num metal fundido Download PDF

Info

Publication number
PT93185A
PT93185A PT93185A PT9318590A PT93185A PT 93185 A PT93185 A PT 93185A PT 93185 A PT93185 A PT 93185A PT 9318590 A PT9318590 A PT 9318590A PT 93185 A PT93185 A PT 93185A
Authority
PT
Portugal
Prior art keywords
disperser
porous material
molten metal
apertures
section
Prior art date
Application number
PT93185A
Other languages
English (en)
Portuguese (pt)
Inventor
George S Mordue
Ronaldo E Gilbert
Original Assignee
Carborundum Co
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 Carborundum Co filed Critical Carborundum Co
Publication of PT93185A publication Critical patent/PT93185A/pt

Links

Classifications

    • 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
    • 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

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)
  • Nozzles (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Mold Materials And Core Materials (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
PT93185A 1989-02-17 1990-02-16 Processo e aparelho para injectar gas num metal fundido PT93185A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31289389A 1989-02-17 1989-02-17

Publications (1)

Publication Number Publication Date
PT93185A true PT93185A (pt) 1991-10-15

Family

ID=23213482

Family Applications (1)

Application Number Title Priority Date Filing Date
PT93185A PT93185A (pt) 1989-02-17 1990-02-16 Processo e aparelho para injectar gas num metal fundido

Country Status (10)

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

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 (ko) * 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
KR900013092A (ko) 1990-09-03
IL93349A0 (en) 1990-11-29
BR9000732A (pt) 1991-01-22
NO900760L (no) 1990-08-20
HUT57277A (en) 1991-11-28
NO900760D0 (no) 1990-02-16
EP0385617A1 (en) 1990-09-05
JPH02290930A (ja) 1990-11-30
CA2010235A1 (en) 1990-08-17
AU4988890A (en) 1990-08-23
HU900835D0 (en) 1990-05-28

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Legal Events

Date Code Title Description
FC3A Refusal

Effective date: 19951019