FR2315544A1 - Dispositif pour introduire des substances solides divisees en grains fins, dans des bains de metal en fusion - Google Patents

Dispositif pour introduire des substances solides divisees en grains fins, dans des bains de metal en fusion

Info

Publication number
FR2315544A1
FR2315544A1 FR7614044A FR7614044A FR2315544A1 FR 2315544 A1 FR2315544 A1 FR 2315544A1 FR 7614044 A FR7614044 A FR 7614044A FR 7614044 A FR7614044 A FR 7614044A FR 2315544 A1 FR2315544 A1 FR 2315544A1
Authority
FR
France
Prior art keywords
fine grains
solid substances
metal baths
introducing solid
fusion metal
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
FR7614044A
Other languages
English (en)
French (fr)
Other versions
FR2315544B1 (OSRAM
Inventor
Hans-Jurgen Langhammer
Horst Abratis
Schafer
Klaus-Jurgen Rendel
Horst Lotze
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.)
Kloeckner Werke AG
Original Assignee
Kloeckner Werke AG
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 Kloeckner Werke AG filed Critical Kloeckner Werke AG
Publication of FR2315544A1 publication Critical patent/FR2315544A1/fr
Application granted granted Critical
Publication of FR2315544B1 publication Critical patent/FR2315544B1/fr
Granted 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
    • C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material
    • 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
    • C21C5/4613—Refractory coated lances; Immersion lances
    • 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
    • F27D3/18—Charging particulate material using a fluid carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Manufacture And Refinement Of Metals (AREA)
FR7614044A 1975-06-27 1976-05-11 Dispositif pour introduire des substances solides divisees en grains fins, dans des bains de metal en fusion Granted FR2315544A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752528672 DE2528672B1 (de) 1975-06-27 1975-06-27 Vorrichtung zum foerdern von feinkoernigen feststoffen in metallschmelzen

Publications (2)

Publication Number Publication Date
FR2315544A1 true FR2315544A1 (fr) 1977-01-21
FR2315544B1 FR2315544B1 (OSRAM) 1980-03-07

Family

ID=5950063

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7614044A Granted FR2315544A1 (fr) 1975-06-27 1976-05-11 Dispositif pour introduire des substances solides divisees en grains fins, dans des bains de metal en fusion

Country Status (9)

Country Link
US (1) US4042223A (OSRAM)
JP (1) JPS5843171B2 (OSRAM)
BE (1) BE841837A (OSRAM)
DE (2) DE2559975C2 (OSRAM)
FR (1) FR2315544A1 (OSRAM)
GB (1) GB1542076A (OSRAM)
IT (1) IT1060592B (OSRAM)
NL (1) NL7603251A (OSRAM)
SU (1) SU620216A3 (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2432552A1 (fr) * 1978-08-03 1980-02-29 Siderurgie Fse Inst Rech Lance a double flux pour l'insufflation en profondeur de produits pulverulents au sein d'une masse en fusion

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS554288Y2 (OSRAM) * 1977-09-16 1980-01-31
DE3021523C2 (de) * 1980-06-07 1983-09-15 Klöckner Stahltechnik GmbH, 2000 Hamburg Tauchlanze zum Einführen von feinkörnigem Feststoff in eine Metallschmelze
DE3342198A1 (de) * 1983-11-23 1985-05-30 ARBED S.A., Luxemburg/Luxembourg Vorrichtung zum entschwefeln von eisenschmelzen
JP2838736B2 (ja) * 1991-07-26 1998-12-16 新日本製鐵株式会社 粉体流吹き込みノズル
US7854397B2 (en) * 2005-01-21 2010-12-21 Specialty Minerals (Michigan) Inc. Long throw shotcrete nozzle
JP5610694B2 (ja) * 2009-02-06 2014-10-22 Jx日鉱日石金属株式会社 吹き込みノズル
JP5546345B2 (ja) * 2010-05-18 2014-07-09 東京窯業株式会社 ガス吹き込みランス
CN102994683A (zh) * 2012-12-18 2013-03-27 营口东邦冶金设备耐材有限公司 气旋式单喷镁剂铁水脱硫喷枪
CA2910537C (en) * 2013-05-16 2022-05-10 Technological Resources Pty. Limited A solids injection lance
DE102020215085A1 (de) * 2020-05-14 2021-11-18 Sms Group Gmbh Gasinjektionsvorrichtung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1075320B (de) * 1960-02-11 ARBED Acierics Reunies de Bur bach Eich Dudelange, S A Luxemburg Vorrichtung und Vcr fahren zum Einblasen pulverformigei oder gekörnter Stoffe m ein Metallbad
US905948A (en) * 1907-07-08 1908-12-08 Fritz Oscar Stromborg Method of maintaining a constantly-open feeding-passage into the interior of molten baths.
US2805147A (en) * 1952-10-02 1957-09-03 Tiroler Roehren & Metallwerk Process and apparatus for introducing fine-grained additions below the surface of metal melts
DE1015609B (de) * 1952-10-02 1957-09-12 Tiroler Roehren & Metallwerk Verfahren und Vorrichtung zum Einbringen von feinkoernigen Zusatzstoffen unter die Oberflaeche von Metallschmelzen
US2858125A (en) * 1955-02-01 1958-10-28 Air Reduction Reagent feeding apparatus
US2893716A (en) * 1958-01-14 1959-07-07 Inland Steel Co Gun nozzle for adding lead pellets to liquid steel
AT221126B (de) 1959-11-25 1962-05-10 Salzgitter Huettenwerk Ag Lanze zum Auf- oder Einblasen von Gasen, insbesondere von gasförmigem Sauerstoff sowie von Gas-Feststoff-Gemischen auf oder in Metall-, vornehmlich Eisenbäder
FR1467158A (fr) * 1965-12-14 1967-01-27 Siderurgie Fse Inst Rech Dispositif de réglage de débit de gaz
JPS5347044Y2 (OSRAM) * 1974-11-20 1978-11-10

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2432552A1 (fr) * 1978-08-03 1980-02-29 Siderurgie Fse Inst Rech Lance a double flux pour l'insufflation en profondeur de produits pulverulents au sein d'une masse en fusion

Also Published As

Publication number Publication date
FR2315544B1 (OSRAM) 1980-03-07
NL7603251A (nl) 1976-12-29
DE2528672C2 (OSRAM) 1981-06-04
GB1542076A (en) 1979-03-14
IT1060592B (it) 1982-08-20
BE841837A (fr) 1976-09-01
DE2559975C2 (de) 1983-12-08
JPS525604A (en) 1977-01-17
JPS5843171B2 (ja) 1983-09-26
US4042223A (en) 1977-08-16
DE2528672B1 (de) 1976-02-12
SU620216A3 (ru) 1978-08-15

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Legal Events

Date Code Title Description
ST Notification of lapse