ZA939420B - Agent for desulfurization dephosphorization desiliconizing and denitriding of pig-iron cast-iron and chromium and manganese containing melts and process for the treatment thereof - Google Patents

Agent for desulfurization dephosphorization desiliconizing and denitriding of pig-iron cast-iron and chromium and manganese containing melts and process for the treatment thereof

Info

Publication number
ZA939420B
ZA939420B ZA939420A ZA939420A ZA939420B ZA 939420 B ZA939420 B ZA 939420B ZA 939420 A ZA939420 A ZA 939420A ZA 939420 A ZA939420 A ZA 939420A ZA 939420 B ZA939420 B ZA 939420B
Authority
ZA
South Africa
Prior art keywords
iron
agent
treatment
alkali
molten
Prior art date
Application number
ZA939420A
Other languages
English (en)
Inventor
Alfred Freissmuth
Original Assignee
Alfred Freissmuth
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 Alfred Freissmuth filed Critical Alfred Freissmuth
Publication of ZA939420B publication Critical patent/ZA939420B/xx

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
    • C21C1/025—Agents used for dephosphorising or desulfurising

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
ZA939420A 1992-12-15 1993-12-15 Agent for desulfurization dephosphorization desiliconizing and denitriding of pig-iron cast-iron and chromium and manganese containing melts and process for the treatment thereof ZA939420B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4242328A DE4242328C2 (de) 1992-12-15 1992-12-15 Mittel zur Entschwefelung, Entphosphorung, Entsilicierung und Entstickung von Roheisen- und Gußeisenschmelzen

Publications (1)

Publication Number Publication Date
ZA939420B true ZA939420B (en) 1994-08-10

Family

ID=6475346

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA939420A ZA939420B (en) 1992-12-15 1993-12-15 Agent for desulfurization dephosphorization desiliconizing and denitriding of pig-iron cast-iron and chromium and manganese containing melts and process for the treatment thereof

Country Status (6)

Country Link
US (1) US5385599A (fr)
EP (1) EP0602540B1 (fr)
JP (1) JPH06235011A (fr)
AT (1) ATE214106T1 (fr)
DE (2) DE4242328C2 (fr)
ZA (1) ZA939420B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT406690B (de) † 1994-12-09 2000-07-25 Donau Chemie Ag Mittel zur behandlung von roheisen- und gusseisenschmelzen zum zweck der entschwefelung
AT406691B (de) * 1998-06-10 2000-07-25 Holderbank Financ Glarus Verfahren zum entsilizieren von roheisen vor einem frischen zu stahl
FR2787468B1 (fr) 1998-12-18 2001-12-07 Lorraine Laminage Procede de denitruration de l'acier en fusion en cours d'elaboration
US6143050A (en) * 1999-06-09 2000-11-07 W. R. Grace & Co.- Conn. Modifying slag for smelting steel in electric arc furnaces
AT412477B (de) * 2003-07-14 2005-03-25 Donau Chemie Ag Mittel zur entschwefelung von metallschmelzen
US20050056120A1 (en) * 2003-09-15 2005-03-17 Flores-Morales Jose Ignacio Desulphurization of ferrous materials using sodium silicate
US20050066772A1 (en) * 2003-09-26 2005-03-31 Flores-Morales Jose Ignacio Desulphurization of ferrous materials using glass cullet
CN100526480C (zh) * 2006-06-28 2009-08-12 宜兴市振球炉料有限公司 Kr法铁水预处理用脱磷剂
CN101016578B (zh) * 2007-02-14 2010-05-19 于世发 高炉熔融法生产的钢液净化渣剂
JP5413300B2 (ja) * 2010-05-07 2014-02-12 新日鐵住金株式会社 鉱物含有溶鋼脱硫フラックス
CN103443298B (zh) 2011-03-31 2015-09-09 新日铁住金株式会社 环保钢水脱硫熔剂
KR101230580B1 (ko) * 2012-11-01 2013-02-06 신희찬 제강 플럭스용 바인더 조성물 및 그 제조방법
CN103864472B (zh) * 2014-02-26 2016-03-09 化工部长沙设计研究院 一种吸附法由钾长石分解母液制备钾肥的工艺
CN108588317B (zh) * 2018-01-25 2020-12-18 河北龙凤山铸业有限公司 一种超高纯生铁制备系统及制备方法

Family Cites Families (19)

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Publication number Priority date Publication date Assignee Title
US1890485A (en) * 1929-11-06 1932-12-13 Paul R Caruthers Method of treating metal
US3258327A (en) * 1963-10-31 1966-06-28 Harbison Walker Refractories Mixture for pelletizing iron ore
DE1758250B1 (de) * 1968-04-29 1971-10-28 Sueddeutsche Kalkstickstoff Mittel zum Entschwefeln von Eisenschmelzen
DE2342405A1 (de) * 1972-10-27 1975-03-13 Sueddeutsche Kalkstickstoff Mittel zum entschwefeln von metallschmelzen
DE2252796C3 (de) * 1972-10-27 1982-08-12 Skw Trostberg Ag, 8223 Trostberg Entschwefelungsmittel für Roheisen und Ferrolegierungsschmelzen
DE2252795C3 (de) * 1972-10-27 1982-09-09 Skw Trostberg Ag, 8223 Trostberg Entschwefelungsmittel für Roheisen- und Ferrolegierungsschmelzen
CA1060214A (fr) * 1974-02-27 1979-08-14 Masaru Takashima Methode de desulfuration du fer en fusion
JPS5154016A (ja) * 1974-11-07 1976-05-12 Denki Kagaku Kogyo Kk Yosennodatsuryuzai
US4147539A (en) * 1978-01-12 1979-04-03 Nalco Chemical Company Preparation of cupola flux
ES8200147A1 (es) * 1979-12-29 1981-11-01 Hoechst Ag Procedimiento para la preparacion de un agente para la de- sulfuracion de masas fundidas metalicas
DE3008950C2 (de) * 1980-03-08 1983-06-01 Hoechst Ag, 6230 Frankfurt Entschwefelungsmittel und Verfahren zu seiner Herstellung
DE3015024C2 (de) * 1980-04-18 1982-12-23 Skw Trostberg Ag, 8223 Trostberg Entschwefelungsmittel für Roheisen
SU969746A1 (ru) * 1981-01-05 1982-10-30 Днепропетровский Ордена Трудового Красного Знамени Металлургический Институт Шлакообразующа смесь дл выплавки стали
US4507478A (en) * 1983-09-26 1985-03-26 Eli Lilly And Company 2-Mercaptopyrimidohexahydroquinolines and related compounds
IT1201506B (it) * 1985-12-03 1989-02-02 Giovanni Crespi Miscela fondente per scorie d'acciaierie in forni ad arco,forni a ossigeno tipo ld, o.b.m.,kaldo e altri similari
BR8606249A (pt) * 1985-12-17 1987-09-29 Sueddeutsche Kalkstickstoff Composicao finamente granulada para a dessulfuracao de ferro fundido e processo para sua preparacao
IT1226383B (it) * 1988-08-23 1991-01-11 Giovanni Crespi Miscela fondente desolforante esente da fluoro per scorie basiche di acciaierie
DE3908071A1 (de) * 1989-03-13 1990-09-20 Hoechst Ag Mittel und verfahren zum entschwefeln von metallschmelzen
SU1713936A1 (ru) * 1989-07-26 1992-02-23 Карагандинский металлургический комбинат Способ передела фосфористого чугуна в конвертере

Also Published As

Publication number Publication date
JPH06235011A (ja) 1994-08-23
EP0602540B1 (fr) 2002-03-06
US5385599A (en) 1995-01-31
DE4242328C2 (de) 1995-06-08
EP0602540A1 (fr) 1994-06-22
ATE214106T1 (de) 2002-03-15
DE4242328A1 (de) 1994-06-16
DE59310267D1 (de) 2002-04-11

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