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RU95112675A - METHOD OF STEEL Smelting in BOIL STEEL Smelting Units - Google Patents

METHOD OF STEEL Smelting in BOIL STEEL Smelting Units

Info

Publication number
RU95112675A
RU95112675A RU95112675/02A RU95112675A RU95112675A RU 95112675 A RU95112675 A RU 95112675A RU 95112675/02 A RU95112675/02 A RU 95112675/02A RU 95112675 A RU95112675 A RU 95112675A RU 95112675 A RU95112675 A RU 95112675A
Authority
RU
Russia
Prior art keywords
steel smelting
slag
iron
boil
units
Prior art date
Application number
RU95112675/02A
Other languages
Russian (ru)
Other versions
RU2086664C1 (en
Inventor
Г.А. Дорофеев
Л.Н. Шевелев
Ю.В. Уткин
А.Г. Ситнов
А.А. Стецурин
К.О. Семенов
Original Assignee
Акционерное общество закрытого типа "Интермет-Сервис и Компания"
Filing date
Publication date
Application filed by Акционерное общество закрытого типа "Интермет-Сервис и Компания" filed Critical Акционерное общество закрытого типа "Интермет-Сервис и Компания"
Priority to RU9595112675A priority Critical patent/RU2086664C1/en
Priority claimed from RU9595112675A external-priority patent/RU2086664C1/en
Publication of RU95112675A publication Critical patent/RU95112675A/en
Application granted granted Critical
Publication of RU2086664C1 publication Critical patent/RU2086664C1/en

Links

Claims (1)

1. Способ выплавки стали в подовых сталеплавильных агрегатах, включающий загрузку шихты, ее расплавление, скачивание шлака, наводку нового шлака, доводку металла и выпуск плавки, отличающийся тем, что перед скачиванием шлака осуществляют загрузку в 1 - 3 приема с интервалом 0,5 - 5,0 мин шихтовой заготовки в количестве 0,2 - 3,0% от массы плавки, состоящей из железосодержащего сплава и оксидного материала при следующих соотношениях компонентов, мас.%:
Оксидный материал - 5 - 50
Железосодержащий сплав - Остальное
2. Способ по п.1, отличающийся тем, что наводку нового шлака осуществляют шихтовой заготовкой, дополнительно содержащей оксид кальция, при следующих соотношениях компонентов, мас.%:
Оксидный материал - 5 - 35
Оксид кальция - 5 - 15
Железосодержащий материал - Остальноед1. The method of steel smelting in hearth steelmaking units, including loading the charge, melting it, downloading slag, inducing new slag, finishing the metal and releasing the smelting, characterized in that before downloading the slag, they are loaded in 1 to 3 stages with an interval of 0.5 - 5.0 min of the billet stock in an amount of 0.2 - 3.0% by weight of the heat, consisting of an iron-containing alloy and oxide material with the following ratios of components, wt.%:
Oxide material - 5 - 50
Iron Alloy - Else
2. The method according to claim 1, characterized in that the induction of a new slag is carried out by a charge preparation, additionally containing calcium oxide, in the following ratios of components, wt.%:
Oxide Material - 5 - 35
Calcium oxide - 5 - 15
Iron-containing material - the rest
RU9595112675A 1995-07-20 1995-07-20 Method of smelting steel in steel-smelting hearth assemblies RU2086664C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU9595112675A RU2086664C1 (en) 1995-07-20 1995-07-20 Method of smelting steel in steel-smelting hearth assemblies

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU9595112675A RU2086664C1 (en) 1995-07-20 1995-07-20 Method of smelting steel in steel-smelting hearth assemblies

Publications (2)

Publication Number Publication Date
RU95112675A true RU95112675A (en) 1997-07-10
RU2086664C1 RU2086664C1 (en) 1997-08-10

Family

ID=20170380

Family Applications (1)

Application Number Title Priority Date Filing Date
RU9595112675A RU2086664C1 (en) 1995-07-20 1995-07-20 Method of smelting steel in steel-smelting hearth assemblies

Country Status (1)

Country Link
RU (1) RU2086664C1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2205230C2 (en) * 2001-03-20 2003-05-27 ООО "НПМП Интермет-Сервис" Method for steel melting in hearth-type melting unit
RU2516248C1 (en) * 2013-02-19 2014-05-20 Открытое акционерное общество "Тулачермет" Method to melt steel in steel-making vessel (versions)
RU2539890C1 (en) * 2013-12-30 2015-01-27 Генрих Алексеевич Дорофеев Method for steel making in electric-arc furnace and electric-arc furnace

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