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RU99119716A - STEEL TREATMENT METHOD - Google Patents

STEEL TREATMENT METHOD

Info

Publication number
RU99119716A
RU99119716A RU99119716/02A RU99119716A RU99119716A RU 99119716 A RU99119716 A RU 99119716A RU 99119716/02 A RU99119716/02 A RU 99119716/02A RU 99119716 A RU99119716 A RU 99119716A RU 99119716 A RU99119716 A RU 99119716A
Authority
RU
Russia
Prior art keywords
treatment method
steel treatment
steel
chromium
mixture
Prior art date
Application number
RU99119716/02A
Other languages
Russian (ru)
Other versions
RU2171297C2 (en
Inventor
Александр Архипович Фетисов
Валерий Иванович Ильин
Александр Яковлевич Кузовков
Сергей Константинович Носов
Сергей Федорович Одиноков
Виктор Аркадьевич Ровнушкин
Светлана Георгиевна Рыскина
Виктор Андреевич Спирин
Леонид Андреевич Смирнов
Сергей Борисович Чернавин
Юрий Борисович Мальцев
Original Assignee
Открытое акционерное общество "Нижнетагильский металлургический комбинат"
Открытое акционерное общество "Уральский институт металлов"
Filing date
Publication date
Application filed by Открытое акционерное общество "Нижнетагильский металлургический комбинат", Открытое акционерное общество "Уральский институт металлов" filed Critical Открытое акционерное общество "Нижнетагильский металлургический комбинат"
Priority to RU99119716/02A priority Critical patent/RU2171297C2/en
Priority claimed from RU99119716/02A external-priority patent/RU2171297C2/en
Publication of RU99119716A publication Critical patent/RU99119716A/en
Application granted granted Critical
Publication of RU2171297C2 publication Critical patent/RU2171297C2/en

Links

Claims (1)

Способ внепечной обработки стали, включающий присадку в ковш твердой известково-глиноземистой хромсодержащей шлакообразующей смеси, отличающийся тем, что в качестве шлакообразующей смеси присаживают смесь с суммарным содержанием хрома и магния в виде соединений 2 - 7,4% и соотношением
Al2O3:Σ(Cr2O3, MgO) = 3,75-20.The method of out-of-furnace processing of steel, including an additive in a ladle of solid lime-alumina chromium-containing slag-forming mixture, characterized in that a mixture with a total content of chromium and magnesium in the form of compounds 2 - 7.4% is applied as a slag-forming mixture in the ratio
Al 2 O 3 : Σ (Cr 2 O 3 , MgO) = 3.75-20.
RU99119716/02A 1999-09-13 1999-09-13 Method of ladle treatment of steel RU2171297C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU99119716/02A RU2171297C2 (en) 1999-09-13 1999-09-13 Method of ladle treatment of steel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU99119716/02A RU2171297C2 (en) 1999-09-13 1999-09-13 Method of ladle treatment of steel

Publications (2)

Publication Number Publication Date
RU99119716A true RU99119716A (en) 2001-07-10
RU2171297C2 RU2171297C2 (en) 2001-07-27

Family

ID=20224909

Family Applications (1)

Application Number Title Priority Date Filing Date
RU99119716/02A RU2171297C2 (en) 1999-09-13 1999-09-13 Method of ladle treatment of steel

Country Status (1)

Country Link
RU (1) RU2171297C2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2323261C2 (en) * 2006-05-17 2008-04-27 Открытое акционерное общество "Магнитогорский металлургический комбинат" Alloy steel producing method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1484456A (en) * 1973-11-27 1977-09-01 Foseco Int Flux composition for desulphurising molten metal
SU541871A1 (en) * 1975-05-21 1977-01-05 Предприятие П/Я А-7653 Slag for steel refining
RU2003701C1 (en) * 1992-03-02 1993-11-30 Кузнецкий металлургический комбинат Mixture for treating liquid steel
RU2108400C1 (en) * 1996-11-26 1998-04-10 Акционерное общество "Нижнетагильский металлургический комбинат" Method for steel aftertreatment

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