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2 613 833

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(51)

IPC

C22C33/00(2006-01-01)

C21B11/00(2006-01-01)

(21) (22)

Application

2015140274, 2015-09-22

(24)

Start date

2015-09-22

(22)

Actual filing date

2015-09-22

(45)

Published

2017-03-21

(72)

Inventor

Dashevskij Veniamin YakovlevichPodgorodetskij Gennadij StanislavovichPolulyakh Larisa AlekseevnaPetelin Aleksandr LvovichLeontev Leopold Igorevich

(73)

Holder

Federalnoe Gosudarstvennoe Avtonomnoe Obrazovatelnoe Uchrezhdenie Vysshego Obrazovaniya Issledovatelskij Tekhnologicheskij Universitet

DEPOSPHORIZATION METHOD OF IRON ORES AND CONCENTRATES Russian patent published in 2017 - IPC C22C33/00 C21B11/00

Abstract RU 2613833 C1

FIELD: metallurgy.

SUBSTANCE: method includes the melting of iron ore concentrate in the furnace and dephosphorization of iron-containing oxide melt. The melt temperature is adjusted to a temperature of 1000-1800°C and dephosphorization is performed by blowing of the melt with gaseous carbon monoxide.

EFFECT: invention allows to obtain a cast iron with low phosphorus content.

3 cl, 1 ex, 1 tbl

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RU 2 613 833 C1

Authors

Dashevskij Veniamin Yakovlevich

Podgorodetskij Gennadij Stanislavovich

Polulyakh Larisa Alekseevna

Petelin Aleksandr Lvovich

Leontev Leopold Igorevich

Dates

2017-03-21—Published

2015-09-22—Filed