CA1005234A - Method for selective decarburization of alloy steels - Google Patents

Method for selective decarburization of alloy steels

Info

Publication number
CA1005234A
CA1005234A CA190,834A CA190834A CA1005234A CA 1005234 A CA1005234 A CA 1005234A CA 190834 A CA190834 A CA 190834A CA 1005234 A CA1005234 A CA 1005234A
Authority
CA
Canada
Prior art keywords
decarburization
selective
alloy steels
steels
alloy
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
CA190,834A
Other versions
CA190834S (en
Inventor
Olin E. Williams
Gordon L. Cox
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.)
Beazer East Inc
Original Assignee
Koppers Co Inc
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 Koppers Co Inc filed Critical Koppers Co Inc
Application granted granted Critical
Publication of CA1005234A publication Critical patent/CA1005234A/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
    • 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
    • C21C7/0685—Decarburising of stainless steel
    • 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
    • C21C5/48—Bottoms or tuyéres of converters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
CA190,834A 1973-06-07 1974-01-24 Method for selective decarburization of alloy steels Expired CA1005234A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US367839A US3891429A (en) 1973-06-07 1973-06-07 Method for selective decarburization of alloy steels

Publications (1)

Publication Number Publication Date
CA1005234A true CA1005234A (en) 1977-02-15

Family

ID=23448848

Family Applications (1)

Application Number Title Priority Date Filing Date
CA190,834A Expired CA1005234A (en) 1973-06-07 1974-01-24 Method for selective decarburization of alloy steels

Country Status (5)

Country Link
US (1) US3891429A (en)
JP (1) JPS5021918A (en)
CA (1) CA1005234A (en)
DE (1) DE2405737B2 (en)
FR (1) FR2232600B1 (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7501446L (en) * 1974-02-11 1975-08-12 Uss Eng & Consult
FR2267376B1 (en) * 1974-04-11 1977-06-24 Creusot Loire
US4138098A (en) * 1975-08-14 1979-02-06 Creusot-Loire Method of blowing smelting shaft furnaces and tuyeres used for said blowing
JPS5346887A (en) * 1976-10-12 1978-04-26 Okura Industrial Co Ltd Method of shrinkage wrapping
US4185683A (en) * 1978-01-18 1980-01-29 Artamonov Viktor L Electroslag remelting mould
FR2448572B1 (en) * 1979-02-09 1985-10-18 Pennsylvania Engineering Corp PROCESS FOR OBTAINING LOW-CARBON STEEL WITH THE OXYGEN-ARGON CONVERTER
JPS5664968A (en) * 1979-11-01 1981-06-02 Akira Hirai Cellophane packed insecticidal tablet
JPS5665914A (en) * 1979-11-05 1981-06-04 Mitsubishi Heavy Ind Ltd Production of low carbon stainless steel
US4531973A (en) * 1980-04-08 1985-07-30 Nixon Ivor G Metallurgical processes
US4360190A (en) * 1981-03-16 1982-11-23 Junichi Ato Porous nozzle for molten metal vessel
JPS5858218A (en) * 1981-10-02 1983-04-06 Kawasaki Steel Corp Bottom blowing tuyere for converter
US4615730A (en) * 1985-04-30 1986-10-07 Allegheny Ludlum Steel Corporation Method for refining molten metal bath to control nitrogen
US4746361A (en) * 1987-04-03 1988-05-24 Inland Steel Company Controlling dissolved oxygen content in molten steel
US5431709A (en) * 1993-09-21 1995-07-11 Gas Research Institute Accretion controlling tuyere

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3076703A (en) * 1958-04-28 1963-02-05 Arbed Manufacture of steel
US2986458A (en) * 1958-09-05 1961-05-30 Strategic Materials Corp Production of iron from ferrous slag materials
BE635868A (en) * 1962-08-07
GB1253581A (en) * 1968-02-24 1971-11-17 Maximilianshuette Eisenwerk Improvements in processes and apparatus for making steel
DE1916945C3 (en) * 1969-04-02 1980-04-17 Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg Use of the jacket gas process for refining pig iron to steel
BE752893A (en) * 1969-07-08 1970-12-16 Forges De La Loire St Chamond METHOD AND DEVICE FOR COOLING A REFINING CONVERTER TUBE
US3725041A (en) * 1970-09-25 1973-04-03 Allegheny Ludlum Ind Inc Deoxidizing metal

Also Published As

Publication number Publication date
JPS5021918A (en) 1975-03-08
FR2232600B1 (en) 1976-12-17
DE2405737B2 (en) 1977-01-13
US3891429A (en) 1975-06-24
FR2232600A1 (en) 1975-01-03
DE2405737A1 (en) 1974-12-19

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