ATA77878A - Lanze fuer die spuelgasbehandlung von nichteisen- -metallschmelzen - Google Patents

Lanze fuer die spuelgasbehandlung von nichteisen- -metallschmelzen

Info

Publication number
ATA77878A
ATA77878A AT77878A AT77878A ATA77878A AT A77878 A ATA77878 A AT A77878A AT 77878 A AT77878 A AT 77878A AT 77878 A AT77878 A AT 77878A AT A77878 A ATA77878 A AT A77878A
Authority
AT
Austria
Prior art keywords
lanze
gas treatment
purge gas
metal melt
iron metal
Prior art date
Application number
AT77878A
Other languages
English (en)
Original Assignee
Messer Griesheim 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 Messer Griesheim Gmbh filed Critical Messer Griesheim Gmbh
Publication of ATA77878A publication Critical patent/ATA77878A/de

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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
AT77878A 1977-03-03 1978-02-03 Lanze fuer die spuelgasbehandlung von nichteisen- -metallschmelzen ATA77878A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772709155 DE2709155A1 (de) 1977-03-03 1977-03-03 Lanze fuer die spuelgasbehandlung von nichteisen-metallschmelzen

Publications (1)

Publication Number Publication Date
ATA77878A true ATA77878A (de) 1980-02-15

Family

ID=6002633

Family Applications (1)

Application Number Title Priority Date Filing Date
AT77878A ATA77878A (de) 1977-03-03 1978-02-03 Lanze fuer die spuelgasbehandlung von nichteisen- -metallschmelzen

Country Status (10)

Country Link
US (1) US4148468A (de)
AT (1) ATA77878A (de)
BE (1) BE864475A (de)
DE (1) DE2709155A1 (de)
ES (1) ES233838Y (de)
FR (1) FR2382504A1 (de)
GB (1) GB1571755A (de)
IT (1) IT1092932B (de)
NL (1) NL7802117A (de)
ZA (1) ZA781210B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3129234A1 (de) * 1981-07-24 1983-02-10 Mannesmann AG, 4000 Düsseldorf "verfahren zum spuelen von metallschmelzen, insbesondere von stahlschmelzen, mit inerten gasen"
DE102020215085A1 (de) * 2020-05-14 2021-11-18 Sms Group Gmbh Gasinjektionsvorrichtung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2839292A (en) * 1954-08-09 1958-06-17 Harry T Bellamy Refractory reservoir for aluminum
NL121353C (de) * 1958-05-22
US3045997A (en) * 1959-03-02 1962-07-24 Armco Steel Corp Porous oxygen lance
US3503597A (en) * 1967-02-20 1970-03-31 Kessler Harry Harvey Metal treating device
US3565412A (en) * 1968-12-03 1971-02-23 Dresser Ind Device for stirring molten metal

Also Published As

Publication number Publication date
DE2709155A1 (de) 1978-09-07
BE864475A (fr) 1978-07-03
GB1571755A (en) 1980-07-16
FR2382504A1 (fr) 1978-09-29
IT1092932B (it) 1985-07-12
US4148468A (en) 1979-04-10
ES233838U (es) 1978-04-16
NL7802117A (nl) 1978-09-05
IT7820690A0 (it) 1978-02-28
ZA781210B (en) 1979-02-28
ES233838Y (es) 1978-09-01

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Legal Events

Date Code Title Description
A1Z Withdrawn
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties