STEEL AND ALLOY MODIFICATION METHOD Russian patent published in 2012 - IPC C21C5/52 C21C7/06 

Abstract RU 2454466 C1

FIELD: metallurgy.

SUBSTANCE: method involves obtaining of molten metal or alloy in melting unit, its tapping to ladle, and addition of modifying agents to molten metal. As modifying agents there used are nanopowders of titanium carbonitride and tungsten carbide in equal proportions (5-10 wt %), which are mixed with nickel powder. Mixture is compacted and added to molten metal prior to the completion of melting process or to molten metal stream at its tapping in the quantity of 0.03-0.45% of molten metal weight.

EFFECT: improvement of alloy characteristics.

4 dwg, 1 tbl

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RU 2 454 466 C1

Authors

Kotov Aleksandr Nikolaevich

Krivenko Georgij Georgievich

Myslivets Elena Aleksandrovna

Chepurin Anatolij Vasil'Evich

Denisov Vladimir Nikolaevich

Dates

2012-06-27Published

2010-12-28Filed