RU97112680A - METHOD FOR WASHING HORN DOMAIN FURNACE - Google Patents

METHOD FOR WASHING HORN DOMAIN FURNACE

Info

Publication number
RU97112680A
RU97112680A RU97112680/02A RU97112680A RU97112680A RU 97112680 A RU97112680 A RU 97112680A RU 97112680/02 A RU97112680/02 A RU 97112680/02A RU 97112680 A RU97112680 A RU 97112680A RU 97112680 A RU97112680 A RU 97112680A
Authority
RU
Russia
Prior art keywords
washing
ore
horn
furnace
mixture
Prior art date
Application number
RU97112680/02A
Other languages
Russian (ru)
Other versions
RU2119958C1 (en
Inventor
Б.Ф. Чернобривец
И.С. Яриков
С.Л. Зевин
Г.В. Коршиков
В.В. Греков
В.В. Науменко
В.Н. Григорьев
А.С. Кузнецов
Original Assignee
Акционерное общество Новолипецкий металлургический комбинат
Filing date
Publication date
Application filed by Акционерное общество Новолипецкий металлургический комбинат filed Critical Акционерное общество Новолипецкий металлургический комбинат
Priority to RU97112680A priority Critical patent/RU2119958C1/en
Priority claimed from RU97112680A external-priority patent/RU2119958C1/en
Application granted granted Critical
Publication of RU2119958C1 publication Critical patent/RU2119958C1/en
Publication of RU97112680A publication Critical patent/RU97112680A/en

Links

Claims (1)

Способ промывки горна доменной печи, включающий загрузку в печь промывочной шихты, состоящей из железорудного материала и марганцевой руды, отличающийся тем, что промывочную шихту предварительно спекают при следующем соотношении компонентов, мас.%:
Окалина - 82 - 84
Железорудный концентрат - 7,6 - 8,2
Марганцевая руда - 4,3 - 4,6
Сырые флюса (смесь известняка и доломита) - ≤ 4,0
и в течение 3 - 15 суток в 3 - 20-ти подачах в сутки рудные компоненты шихты заменяют промывочным агломератом, при этом рудную нагрузку на кокс снижают на 5 - 10%.The method of washing the hearth of a blast furnace, including the loading into the furnace of a washing mixture consisting of iron ore material and manganese ore, characterized in that the washing mixture is pre-sintered in the following ratio of components, wt.%:
Dross - 82 - 84
Iron ore concentrate - 7.6 - 8.2
Manganese ore - 4.3 - 4.6
Raw flux (a mixture of limestone and dolomite) - ≤ 4.0
and within 3 to 15 days in 3 to 20 feeds per day, the ore components of the charge are replaced by washing agglomerate, while the ore load on coke is reduced by 5 to 10%.
RU97112680A 1997-07-29 1997-07-29 Method of washing blast furnace hearth RU2119958C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU97112680A RU2119958C1 (en) 1997-07-29 1997-07-29 Method of washing blast furnace hearth

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU97112680A RU2119958C1 (en) 1997-07-29 1997-07-29 Method of washing blast furnace hearth

Publications (2)

Publication Number Publication Date
RU2119958C1 RU2119958C1 (en) 1998-10-10
RU97112680A true RU97112680A (en) 1999-02-27

Family

ID=20195647

Family Applications (1)

Application Number Title Priority Date Filing Date
RU97112680A RU2119958C1 (en) 1997-07-29 1997-07-29 Method of washing blast furnace hearth

Country Status (1)

Country Link
RU (1) RU2119958C1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2469099C1 (en) * 2011-05-31 2012-12-10 Открытое акционерное общество "ЕВРАЗ Объединенный Западно-Сибирский металлургический комбинат" (ОАО "ЕВРАЗ ЗСМК") Blast-furnace smelting method
RU2625620C1 (en) * 2016-01-21 2017-07-17 Открытое акционерное общество "Магнитогорский металлургический комбинат" Blast-furnace smelting method
RU2673899C1 (en) * 2017-11-13 2018-12-03 Публичное акционерное общество "Северсталь" (ПАО "Северсталь") Method for washing blast furnace

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