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(19)

(11)

2 775 426

(13)

(51)

IPC

A61C13/00(2006-01-01)

A61K6/829(2020-01-01)

C22C19/05(2006-01-01)

(21) (22)

Application

2021134693, 2021-11-26

(24)

Start date

2021-11-26

(22)

Actual filing date

2021-11-26

(45)

Published

2022-06-30

(72)

Inventor

Ozerov Maksim SergeevichShajsultanov Dmitrij GeorgievichStepanov Nikita DmitrievichZherebtsov Sergej Valerevich

(73)

Holder

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

DENTAL ALLOY BASED ON THE Co-Cr SYSTEM Russian patent published in 2022 - IPC A61C13/00 A61K6/829 C22C19/05

Abstract RU 2775426 C1

FIELD: metallurgy.

SUBSTANCE: invention relates to the field of metallurgy, namely to alloys based on the Co-Cr system, which are intended for the manufacture of removable/fixed dentures. Dental alloy for dentures based on cobalt and chromium, obtained by vacuum-arc remelting and containing high-purity chemical elements in the following percentage, wt.%: carbon 0.5, manganese 1, tungsten 1-3, chromium 29-31, molybdenum 5 and cobalt - the rest.

EFFECT: invention provides obtaining an alloy with high tensile strength of 900-929 MPa, yield strength of 600-705 MPa and tensile ductility of 11-15% at room temperature.

2 cl, 2 tbl, 2 ex, 4 dwg

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RU 2 775 426 C1

Authors

Ozerov Maksim Sergeevich

Shajsultanov Dmitrij Georgievich

Stepanov Nikita Dmitrievich

Zherebtsov Sergej Valerevich

Dates

2022-06-30—Published

2021-11-26—Filed