SE446275B - Granulerat medel innehallande kalciumoxid for behandling av jernsmelta - Google Patents

Granulerat medel innehallande kalciumoxid for behandling av jernsmelta

Info

Publication number
SE446275B
SE446275B SE7902804A SE7902804A SE446275B SE 446275 B SE446275 B SE 446275B SE 7902804 A SE7902804 A SE 7902804A SE 7902804 A SE7902804 A SE 7902804A SE 446275 B SE446275 B SE 446275B
Authority
SE
Sweden
Prior art keywords
calcium oxide
agent
iron
refining
oxide
Prior art date
Application number
SE7902804A
Other languages
English (en)
Swedish (sv)
Other versions
SE7902804L (sv
Inventor
R Yoshimura
M Honda
N Hirokawa
Original Assignee
Showa Denko Kk
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 Showa Denko Kk filed Critical Showa Denko Kk
Publication of SE7902804L publication Critical patent/SE7902804L/
Publication of SE446275B publication Critical patent/SE446275B/sv

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
    • C21C5/36—Processes yielding slags of special composition
    • 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
    • C21C7/064—Dephosphorising; Desulfurising
    • C21C7/0645—Agents used for dephosphorising or desulfurising

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)
SE7902804A 1978-04-04 1979-03-29 Granulerat medel innehallande kalciumoxid for behandling av jernsmelta SE446275B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3878178A JPS54131521A (en) 1978-04-04 1978-04-04 Antidigestive calcic smelting agent for steel

Publications (2)

Publication Number Publication Date
SE7902804L SE7902804L (sv) 1979-10-05
SE446275B true SE446275B (sv) 1986-08-25

Family

ID=12534826

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7902804A SE446275B (sv) 1978-04-04 1979-03-29 Granulerat medel innehallande kalciumoxid for behandling av jernsmelta

Country Status (6)

Country Link
US (1) US4225348A (https=)
JP (1) JPS54131521A (https=)
CA (1) CA1121602A (https=)
DE (1) DE2913207C2 (https=)
GB (1) GB2019444B (https=)
SE (1) SE446275B (https=)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA812968B (en) * 1980-05-10 1982-05-26 Foseco Int Desulphurisation of ferrous melts
JPS5770219A (en) * 1980-10-21 1982-04-30 Nisshin Steel Co Ltd Method for dephosphorizing, desulfurizing and denitrifying iron alloy
US4681625A (en) * 1980-11-03 1987-07-21 Wilson William G Methods for simultaneously desulfurizing and degassing steels
JPS58151416A (ja) * 1982-03-03 1983-09-08 Sumitomo Metal Ind Ltd クロムを含む溶融鉄合金の脱燐・脱硫方法
JPS58197210A (ja) * 1982-05-14 1983-11-16 Onoda Cement Co Ltd 石灰質鉄鋼精錬剤
DE19609606A1 (de) * 1996-03-12 1997-09-18 Dillinger Huettenwerke Ag Verfahren zum Entschwefeln von Roheisen
RU2154114C2 (ru) * 1998-06-29 2000-08-10 Открытое акционерное общество "НОСТА" Высокоосновные окатыши
CN102443705A (zh) * 2012-01-04 2012-05-09 金川集团有限公司 一种雾化法制备金属粉末的复合脱氧剂
CN108411068A (zh) * 2018-03-26 2018-08-17 首臣（上海）新能源科技有限公司 一种用于真空吹氧脱碳精炼法的造渣剂及制备方法
CN115044796A (zh) * 2022-06-29 2022-09-13 铜山县丰华工贸有限公司 一种无氯高效精炼剂及其制备方法
CN116397069A (zh) * 2023-04-04 2023-07-07 邢台市龙鑫科技有限公司 埋弧发泡剂及其制备方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB979583A (en) * 1961-09-25 1965-01-06 Inst Electrosvarki E O Paton Refining metals
US3551137A (en) * 1968-01-10 1970-12-29 Electro Slag Inst Flux for electroslag consumable remelting of nickel base super alloys and certain iron base alloys
US3802865A (en) * 1969-08-29 1974-04-09 Nippon Kokan Kk Self soluble slag forming agents for use in steel making
JPS4936518A (https=) * 1972-08-09 1974-04-04
US4014685A (en) * 1973-11-27 1977-03-29 Foseco International Limited Manufacture of steel
JPS5613767B2 (https=) * 1974-05-31 1981-03-31
JPS51139514A (en) * 1974-06-07 1976-12-01 Sumitomo Metal Ind Ltd Process for producing desulfurizing agents used for steel making
JPS5160685A (ja) * 1974-11-22 1976-05-26 Nippon Buroaa Kogyo Kk Gasukyuchakusochi
US4097269A (en) * 1975-01-14 1978-06-27 Inteco Internationale Technische Beratung Gesellschaft M.B.H. Process of desulfurizing liquid melts
DE2545340B2 (de) * 1975-10-09 1978-02-16 Sumitomo Metal Industries, Ltd, Osaka (Japan) Verfahren zum entschwefeln von geschmolzenem stahl
JPS6038450B2 (ja) * 1976-06-17 1985-08-31 株式会社神戸製鋼所 塩基性スラグ

Also Published As

Publication number Publication date
JPS5725614B2 (https=) 1982-05-31
DE2913207C2 (de) 1986-09-18
CA1121602A (en) 1982-04-13
GB2019444B (en) 1982-07-14
JPS54131521A (en) 1979-10-12
US4225348A (en) 1980-09-30
SE7902804L (sv) 1979-10-05
DE2913207A1 (de) 1979-10-11
GB2019444A (en) 1979-10-31

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