METHOD OF PRODUCING STEEL IN CONVERTER Russian patent published in 2003 - IPC

Abstract RU 2215045 C1

FIELD: metallurgy, in particular, oxygen-converter steel production. SUBSTANCE: method involves charging into oxygen converter used car casings and scrap in the ratio of (0.009-0.020):1, respectively; introducing slag-forming and carbonaceous materials in the ratio of 1:(0.10-0.35), respectively; supplying oxygen at the rate making 0.25-0.45 of nominal rate for time of about 35% of total heating time; increasing oxygen flow rate to value making 0.6- 0.8 of nominal value, said total scrap heating-through time making 30-65% of total melt blowing time; pouring liquid iron into converter and providing oxygen blowing of melt. EFFECT: reduced consumption of solid carbonaceous heat- carriers and cast iron and increased resistance of liner.

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RU 2 215 045 C1

Authors

Sokolov V.V.

Lavrik A.N.

Amelin A.V.

Komshukov V.P.

Shcheglov M.A.

Bujmov V.A.

Ermolaev A.I.

Lebedev V.I.

Seleznev Ju.A.

Matveev N.G.

Kaz'Min A.I.

Lipen' V.V.

Maslennikov E.G.

Volynkina E.P.

Dates

2003-10-27Published

2002-05-06Filed