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2 786 768

(13)

(51)

IPC

C22C19/07(2006-01-01)

C22C27/02(2006-01-01)

C22C27/04(2006-01-01)

C22C28/00(2006-01-01)

C22C30/00(2006-01-01)

(21) (22)

Application

2022104167, 2022-02-17

(24)

Start date

2022-02-17

(22)

Actual filing date

2022-02-17

(45)

Published

2022-12-26

(72)

Inventor

Panina Evgeniya SergeevnaYurchenko Nikita YurevichZherebtsov Sergej ValerevichStepanov Nikita Dmitrievich

(73)

Holder

Federalnoe Gosudarstvennoe Avtonomnoe Obrazovatelnoe Uchrezhdenie Vysshego Obrazovaniya Gosudarstvennyj Natsionalnyj Issledovatelskij Universitet"

REFRACTORY HIGH-ENTROPY ALLOY WITH BCC-B2 STRUCTURE Russian patent published in 2022 - IPC C22C19/07 C22C27/02 C22C27/04 C22C28/00 C22C30/00

Abstract RU 2786768 C1

FIELD: metallurgy.

SUBSTANCE: invention relates to the field of metallurgy and can be used for the production of structural elements and parts operating at high temperatures in aircraft and rocket engines. Alloy Nb_xMo_xHf_50-xCo_50-x, where x takes the values of 12.5 or 37.5 at.%.

EFFECT: alloy has high strength characteristics from 395 to 460 MPa at 1000°C, plasticity at room temperature of at least 5%, and a stable structure at a temperature of 1200°C.

1 cl, 4 dwg, 3 ex

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RU 2 786 768 C1

Authors

Panina Evgeniya Sergeevna

Yurchenko Nikita Yurevich

Zherebtsov Sergej Valerevich

Stepanov Nikita Dmitrievich

Dates

2022-12-26—Published

2022-02-17—Filed