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2 172 781

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C1

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Application

2000104477/02, 2000-02-25

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Start date

2000-02-25

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Actual filing date

2000-02-25

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Published

2001-08-27

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Inventor

Belkin A.S.Zuev G.P.Jurin N.I.Cherepakhin S.S.Murat S.G.Iskalin V.I.Sitnov A.G.Sazonov V.D.Erokhin V.L.Kolpakov A.A.Zuev M.P.Bazhenov A.V.Kuptsov V.E.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Sovmestnoe Predprijatie Aktsionernaja Kompanija

METALLIC BURDEN FOR PIG IRON SMELTING IN CUPOLA Russian patent published in 2001 - IPC

Abstract RU 2172781 C1

FIELD: ferrous metallurgy, particularly, compositions of burdens for pig iron smelting in cupola furnace. SUBSTANCE: metallic burden contains pie iron, return in form of pouring gates and short-run castings, pit iron scrap, steel scrap, ferroalloys and metallic concentrate produced from nonutilizable wastes of metallurgical production by their crushing, cleaning, size grading and magnetic separation with the following content of components, wt. %: pig iron 3.0-0.7; metallic concentrate 5.0-30; return in form of pouring gates and short-run castings 2-65.0; pig iron scrap 0.5- 30; steel scrap 10.0-50.0; ferroalloys 1- 10. EFFECT: reduced pig iron cost by 10-30% with invariable quality of cast metal. 3 tbl

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RU 2 172 781 C1

Authors

Belkin A.S.

Zuev G.P.

Jurin N.I.

Cherepakhin S.S.

Murat S.G.

Iskalin V.I.

Sitnov A.G.

Sazonov V.D.

Erokhin V.L.

Kolpakov A.A.

Zuev M.P.

Bazhenov A.V.

Kuptsov V.E.

Dates

2001-08-27—Published

2000-02-25—Filed

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