PL404231A1 - Slag foamer for the steel smelting process - Google Patents
Slag foamer for the steel smelting processInfo
- 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
Links
Landscapes
- 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.
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) |
-
2013
- 2013-06-06 PL PL404231A patent/PL223097B1/en unknown
Also Published As
Publication number | Publication date |
---|---|
PL223097B1 (en) | 2016-10-31 |
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