PL404231A1 - Slag foamer for the steel smelting process - Google Patents

Slag foamer for the steel smelting process

Info

Publication number
PL404231A1
PL404231A1 PL404231A PL40423113A PL404231A1 PL 404231 A1 PL404231 A1 PL 404231A1 PL 404231 A PL404231 A PL 404231A PL 40423113 A PL40423113 A PL 40423113A PL 404231 A1 PL404231 A1 PL 404231A1
Authority
PL
Poland
Prior art keywords
weight
dust
content
coke
anthracite
Prior art date
Application number
PL404231A
Other languages
Polish (pl)
Other versions
PL223097B1 (en
Inventor
Krzysztof Zasępa
Michał Zasępa
Original Assignee
Krzysztof Zasępa
Michał Zasępa
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 Krzysztof Zasępa, Michał Zasępa filed Critical Krzysztof Zasępa
Priority to PL404231A priority Critical patent/PL223097B1/en
Publication of PL404231A1 publication Critical patent/PL404231A1/en
Publication of PL223097B1 publication Critical patent/PL223097B1/en

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  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)

Abstract

Spieniacz żużla do procesu wytopu stali, zwłaszcza w elektrycznym piecu łukowym składa się z 51-80% wagowych materiałów węglonośnych wybranych z grupy obejmującej antracyt, koks, grafit, pył antracytowy, pył koksowy, pył węglowy, pył grafitowy lub ich mieszaniny o zawartości węgla minimum 80% i ewentualnie 10-30% wagowych pyłu antracytowego i/lub koksowego zawartości węgla od 60 do 79,9% wagowych, przy czym łączna ilość tych składników wynosi 51-80% wagowych, 10-35% wagowych surowego magnezytu o zawartości tlenku magnezu minimum 30%, 2-10% wagowych magnezytu kalcynowanego o zawartości minimum 60% tlenku magnezu oraz ewentualnie 2-10% wagowych wapna hydratyzowanego, a średnia wielkość ziarna uzyskanej mieszaniny fizycznej wynosi od 0,01 do 10 mm.The slag foamer for the steel smelting process, especially in an electric arc furnace, consists of 51-80% by weight of carbonaceous materials selected from the group consisting of anthracite, coke, graphite, anthracite dust, coke dust, coal dust, graphite dust or mixtures thereof with a minimum carbon content 80% and optionally 10-30% by weight of anthracite dust and / or coke coal content from 60 to 79.9% by weight, the total amount of these components being 51-80% by weight, 10-35% by weight of raw magnesite with magnesium oxide content minimum 30%, 2-10% by weight calcined magnesite with a minimum content of 60% magnesium oxide and optionally 2-10% by weight hydrated lime, and the average grain size of the resulting physical mixture is from 0.01 to 10 mm.

PL404231A 2013-06-06 2013-06-06 Frother slag for smelting process of steel PL223097B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL404231A PL223097B1 (en) 2013-06-06 2013-06-06 Frother slag for smelting process of steel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL404231A PL223097B1 (en) 2013-06-06 2013-06-06 Frother slag for smelting process of steel

Publications (2)

Publication Number Publication Date
PL404231A1 true PL404231A1 (en) 2014-12-08
PL223097B1 PL223097B1 (en) 2016-10-31

Family

ID=52003397

Family Applications (1)

Application Number Title Priority Date Filing Date
PL404231A PL223097B1 (en) 2013-06-06 2013-06-06 Frother slag for smelting process of steel

Country Status (1)

Country Link
PL (1) PL223097B1 (en)

Also Published As

Publication number Publication date
PL223097B1 (en) 2016-10-31

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