FR1425195A - Cast iron dephosphorization process - Google Patents

Cast iron dephosphorization process

Info

Publication number
FR1425195A
FR1425195A FR6870A FR6870A FR1425195A FR 1425195 A FR1425195 A FR 1425195A FR 6870 A FR6870 A FR 6870A FR 6870 A FR6870 A FR 6870A FR 1425195 A FR1425195 A FR 1425195A
Authority
FR
France
Prior art keywords
cast iron
dephosphorization process
iron dephosphorization
cast
iron
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.)
Expired
Application number
FR6870A
Other languages
French (fr)
Inventor
Theodor Kootz
Heinz Maas
Erik Axel Bengtsson
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.)
Stora Enso Oyj
Original Assignee
Stora Kopparbergs Bergslags AB
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 Stora Kopparbergs Bergslags AB filed Critical Stora Kopparbergs Bergslags AB
Application granted granted Critical
Publication of FR1425195A publication Critical patent/FR1425195A/en
Expired 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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising
    • 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
    • C21C5/30—Regulating or controlling the blowing
    • C21C5/32—Blowing from above
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
FR6870A 1964-03-03 1965-02-24 Cast iron dephosphorization process Expired FR1425195A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1964T0025740 DE1433649A1 (en) 1964-03-03 1964-03-03 Process for the dephosphorization of pig iron, in particular Thomas pig iron

Publications (1)

Publication Number Publication Date
FR1425195A true FR1425195A (en) 1966-01-14

Family

ID=7552277

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6870A Expired FR1425195A (en) 1964-03-03 1965-02-24 Cast iron dephosphorization process

Country Status (6)

Country Link
US (1) US3376130A (en)
BE (1) BE660381A (en)
DE (1) DE1433649A1 (en)
FR (1) FR1425195A (en)
GB (1) GB1097512A (en)
LU (1) LU48051A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391280A2 (en) * 1977-05-17 1978-12-15 Sumitomo Metal Ind Phosphorus removal from molten iron - by adding iron oxide, converter slag, lime, and possibly oxygen

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT264560B (en) * 1966-08-25 1968-09-10 Gustav Dipl Ing Wolfram Basic steelmaking process
DE3166581D1 (en) * 1980-06-28 1984-11-15 Kawasaki Steel Co Method of dephosphorizing molten pig iron
US4572737A (en) * 1984-06-27 1986-02-25 The Boc Group, Inc. Agents for the removal of impurities from a molten metal and a process for producing same
JP5962071B2 (en) * 2012-03-01 2016-08-03 Ｊｆｅスチール株式会社 Control method and control device for hot metal blowing process
JP5962070B2 (en) * 2012-03-01 2016-08-03 Ｊｆｅスチール株式会社 Control method and control device for hot metal blowing process

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3172756A (en) * 1965-03-09 Process of dephosphorizing pig iron
US2693411A (en) * 1951-12-26 1954-11-02 Cremer Frederick Method of purifying molten pig iron
US2671018A (en) * 1952-03-31 1954-03-02 Huettenwerk Oberhausen Ag Process for the production of basic bessemer steel low in nitrogen
US2668759A (en) * 1952-05-22 1954-02-09 Inland Steel Co Steelmaking process
US2781256A (en) * 1953-11-23 1957-02-12 United States Steel Corp Process for the rapid removal of sulphur and silicon from pig iron
US2789046A (en) * 1955-02-01 1957-04-16 Mannesmann Ag Process of making steel from pig iron
GB817786A (en) * 1956-08-16 1959-08-06 Stora Kopparbergs Bergslags Ab Method of refining phosphorus-containing pig iron
US3136626A (en) * 1960-08-19 1964-06-09 Lorraine Laminage Method of refining cast-iron
DE1408849A1 (en) * 1960-12-22 1970-07-30 Orths Dr Ing Kurt Process for dephosphorization of iron melts and device for carrying out the process

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2391280A2 (en) * 1977-05-17 1978-12-15 Sumitomo Metal Ind Phosphorus removal from molten iron - by adding iron oxide, converter slag, lime, and possibly oxygen

Also Published As

Publication number Publication date
BE660381A (en) 1965-08-26
DE1433649A1 (en) 1969-05-14
US3376130A (en) 1968-04-02
LU48051A1 (en) 1965-04-23
GB1097512A (en) 1968-01-03

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