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CA2128187A1 - Procede de purification de metaux en fusion, notamment de l'acier, au moyen d'un agent d'affinage - Google Patents

Procede de purification de metaux en fusion, notamment de l'acier, au moyen d'un agent d'affinage

Info

Publication number
CA2128187A1
CA2128187A1 CA002128187A CA2128187A CA2128187A1 CA 2128187 A1 CA2128187 A1 CA 2128187A1 CA 002128187 A CA002128187 A CA 002128187A CA 2128187 A CA2128187 A CA 2128187A CA 2128187 A1 CA2128187 A1 CA 2128187A1
Authority
CA
Canada
Prior art keywords
oxygen
liquid
blow nozzle
refining
refining agent
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
CA002128187A
Other languages
English (en)
Inventor
Paul Grohmann
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.)
Messer Griesheim GmbH
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
Priority to CA002128187A priority Critical patent/CA2128187A1/fr
Publication of CA2128187A1 publication Critical patent/CA2128187A1/fr
Abandoned 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
    • 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
    • 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
    • C21C7/068—Decarburising
    • 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
    • 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
    • C21C7/10—Handling in a vacuum
    • 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
    • F27D3/16—Introducing a fluid jet or current into the charge

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
CA002128187A 1994-07-15 1994-07-15 Procede de purification de metaux en fusion, notamment de l'acier, au moyen d'un agent d'affinage Abandoned CA2128187A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002128187A CA2128187A1 (fr) 1994-07-15 1994-07-15 Procede de purification de metaux en fusion, notamment de l'acier, au moyen d'un agent d'affinage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002128187A CA2128187A1 (fr) 1994-07-15 1994-07-15 Procede de purification de metaux en fusion, notamment de l'acier, au moyen d'un agent d'affinage

Publications (1)

Publication Number Publication Date
CA2128187A1 true CA2128187A1 (fr) 1996-01-16

Family

ID=4154014

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002128187A Abandoned CA2128187A1 (fr) 1994-07-15 1994-07-15 Procede de purification de metaux en fusion, notamment de l'acier, au moyen d'un agent d'affinage

Country Status (1)

Country Link
CA (1) CA2128187A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013185007A1 (fr) * 2012-06-08 2013-12-12 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Procédé pour fournir de l'argon liquide de manière efficace à un four
US20130327404A1 (en) * 2012-06-08 2013-12-12 Air Liquide Industrial U.S. Lp Method for efficiently delivering liquid argon to a furnace
WO2014170583A1 (fr) * 2013-04-18 2014-10-23 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Procédé et installation d'alimentation d'au moins un poste d'usinage en liquide cryogénique sous-refroidi
EP2863103A3 (fr) * 2013-09-03 2015-05-06 Messer Group GmbH Dispositif et procédé de surfusion de dioxyde de carbone

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013185007A1 (fr) * 2012-06-08 2013-12-12 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Procédé pour fournir de l'argon liquide de manière efficace à un four
US20130327404A1 (en) * 2012-06-08 2013-12-12 Air Liquide Industrial U.S. Lp Method for efficiently delivering liquid argon to a furnace
WO2014170583A1 (fr) * 2013-04-18 2014-10-23 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Procédé et installation d'alimentation d'au moins un poste d'usinage en liquide cryogénique sous-refroidi
FR3004784A1 (fr) * 2013-04-18 2014-10-24 Air Liquide Procede et installation d'alimentation d'au moins un poste d'usinage en liquide cryogenique sous-refroidi
CN105143753A (zh) * 2013-04-18 2015-12-09 乔治洛德方法研究和开发液化空气有限公司 用于向至少一个机械加工站提供过冷低温液体的方法和设备
JP2016519263A (ja) * 2013-04-18 2016-06-30 レール・リキード−ソシエテ・アノニム・プール・レテュード・エ・レクスプロワタシオン・デ・プロセデ・ジョルジュ・クロード サブクール極低温液体を少なくとも１つの機械加工ステーションに供給するための方法及び設備
CN105143753B (zh) * 2013-04-18 2017-12-12 乔治洛德方法研究和开发液化空气有限公司 用于向至少一个机械加工站提供过冷低温液体的方法和设备
EP2863103A3 (fr) * 2013-09-03 2015-05-06 Messer Group GmbH Dispositif et procédé de surfusion de dioxyde de carbone

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Legal Events

Date Code Title Description
FZDE Discontinued