METHOD FOR PRODUCTION OF TANTALUM ALLOYS Russian patent published in 2022 - IPC C22C27/02 C22C1/04 C22C1/05 B22F3/23 

Abstract RU 2770845 C2

FIELD: metallurgy.

SUBSTANCE: invention relates to the production of tantalum alloys by aluminothermy. In the proposed method, aluminothermic reactions are carried out, using a reagent mixture containing: tantalum pentoxide powder, at least one of iron (III) oxide powder and cuprum (II) oxide powder, barium peroxide powder, metal aluminum powder; and at least one of niobium pentoxide powder, metal tungsten powder and tungsten trioxide powder.

EFFECT: direct production of monolithic, completely consolidated and not brittle shots of the tantalum alloy, alloying elements in which are completely dissolved in a tantalum matrix.

21 cl, 7 dwg, 3 tbl, 2 ex

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RU 2 770 845 C2

Authors

Fedzhardo, Arnel M.

Folts, Iv, Dzhon U.

Dates

2022-04-22Published

2019-01-09Filed