SU563924A3 - Flux for steel treatment - Google Patents

Flux for steel treatment

Info

Publication number
SU563924A3
SU563924A3 SU7402079300A SU2079300A SU563924A3 SU 563924 A3 SU563924 A3 SU 563924A3 SU 7402079300 A SU7402079300 A SU 7402079300A SU 2079300 A SU2079300 A SU 2079300A SU 563924 A3 SU563924 A3 SU 563924A3
Authority
SU
USSR - Soviet Union
Prior art keywords
flux
alkali
alkaline earth
fluorides
fluorite
Prior art date
Application number
SU7402079300A
Other languages
Russian (ru)
Inventor
Томас Ричард Джонс Эван
Антони Фишбэрн Роберт
Original Assignee
Фосеко Интернейшнл Лимитед (Фирма)
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 Фосеко Интернейшнл Лимитед (Фирма) filed Critical Фосеко Интернейшнл Лимитед (Фирма)
Application granted granted Critical
Publication of SU563924A3 publication Critical patent/SU563924A3/en

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
    • C21C7/064—Dephosphorising; Desulfurising
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Nonmetallic Welding Materials (AREA)

Description

(54) ФЛЮС ДЛЯ ОБРАБОТКИ СТАЛИ(54) STEEL TREATMENT FLUX

Первоначальное содержание серы в стали до обработки составл ет 0,028%. После обработки содержание серы составл ет 0,010%.The initial sulfur content in the steel before processing is 0.028%. After processing, the sulfur content is 0.010%.

Пример 3. Сталь обрабатывают флюсом, содерл ащим, %: известь 68, флюорит 6, карбонат натри  5, окислы алюмини  11, алюминиевый порошок 10.Example 3. Steel is treated with flux containing%, lime 68, fluorite 6, sodium carbonate 5, oxides of aluminum 11, aluminum powder 10.

Первоначальное содержание серы составл ет 0,036%. После Обработки конечное содержание серы составл ет 0,010%.The initial sulfur content is 0.036%. After the treatment, the final sulfur content is 0.010%.

Claims (5)

1. Флюс дл  обработки стали, содержащий известь, карбонат натри , фториды щелочных или щелочноземельных металлов и окись алюмини , отличающийс  тем, что, с целью интенсификации процесса, он дополнительно содержит металлический восстановитель при следующем соотнощении компонентов, вес. %:1. Flux for treating steel containing lime, sodium carbonate, alkali or alkaline earth metal fluorides and alumina, characterized in that, in order to intensify the process, it additionally contains a metal reducing agent at the following ratio of components, weight. %: Карбонат натри 1-20Sodium carbonate 1-20 Фториды щелочных, или щелочноземельных металлов5-30Fluorides of alkali or alkaline earth metals5-30 Окись алюмини 5-30Aluminum oxide 5-30 Металлический восстановитель ИзвестьLime Metallic Reducer 2. Флюс по п. 1, отличающийс  тем, что в качестве фторидов щелочных или щелочноземельных металлов введен флюорит.2. The flux according to claim 1, characterized in that fluorite is introduced as alkali or alkaline earth metal fluorides. 3.Флюс по пп. 1, 2, отличающийс  тем, что в качестве фторидов щелочных или3. Flux on PP. 1, 2, characterized in that as alkali fluorides or щелочноземельных металлов введена смесь флюорита и фторида натри .alkaline earth metals introduced a mixture of fluorite and sodium fluoride. 4.Флюс ио п. 1, о т л и ч а ю щ и и с   тем, что в качестве фторидов щелочных или щелочноземельных металлов веден фторид натри .4. The flux of paragraph 1, of which is sodium fluoride as the fluoride of alkali or alkaline earth metals. 5.Флюс по пп. 1, 2, 3, 4, отличающийс  тем, что в качестве металлического восстановител  введен влюмииий или алюминиевый порощок.5. Flux on PP. 1, 2, 3, 4, characterized in that aluminum or aluminum powder is introduced as a metal reducing agent. Р1сточники информации, прин тые во внимание при экспертизеP1 sources of information taken into account in the examination 1. Медовар Б. П. и др. Электрошлаковый переплав. М, Металлургмздат, 1963, стр. 57.1. Medovar B.P. et al. Electroslag remelting. M, Metallurgmzdat, 1963, p. 57.
SU7402079300A 1973-11-27 1974-11-26 Flux for steel treatment SU563924A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB54996/73A GB1484258A (en) 1973-11-27 1973-11-27 Flux composition for desulphurising molten metal

Publications (1)

Publication Number Publication Date
SU563924A3 true SU563924A3 (en) 1977-06-30

Family

ID=10472662

Family Applications (1)

Application Number Title Priority Date Filing Date
SU7402079300A SU563924A3 (en) 1973-11-27 1974-11-26 Flux for steel treatment

Country Status (3)

Country Link
BE (1) BE822668A (en)
GB (1) GB1484258A (en)
SU (1) SU563924A3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1979000398A1 (en) * 1977-12-16 1979-07-12 Foseco Int Desulphurisation of ferrous metals
GB2118209B (en) * 1982-02-12 1986-06-04 Showa Denko Kk Refining agent of molten metal and methods for producing the same
US4462823A (en) * 1982-12-11 1984-07-31 Foseco International Limited Treatment agents for molten steel
US6372013B1 (en) * 2000-05-12 2002-04-16 Marblehead Lime, Inc. Carrier material and desulfurization agent for desulfurizing iron

Also Published As

Publication number Publication date
BE822668A (en) 1975-03-14
GB1484258A (en) 1977-09-01

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