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(19)

(11)

2 472 867

(13)

(51)

IPC

C22C29/16(2006-01-01)

B22F1/00(2006-01-01)

C22C1/05(2006-01-01)

(21) (22)

Application

2011140152/02, 2011-10-03

(24)

Start date

2011-10-03

(22)

Actual filing date

2011-10-03

(45)

Published

2013-01-20

(72)

Inventor

Grigorov Igor' GeorgievichErmakov Aleksej NikolaevichLuzhkova Irina ViktorovnaZajnulin Jurij Galiulovich

(73)

Holder

Uchrezhdenie Rossijskoj Akademii Nauk Institut Khimii Tverdogo Tela Ural'Skogo Otdelenija Ran

HARD ALLOY CHARGE Russian patent published in 2013 - IPC C22C29/16 B22F1/00 C22C1/05

Abstract RU 2472867 C1

FIELD: metallurgy.

SUBSTANCE: hard alloy charge based on nickel-coated particles, the nucleus of which consists of titanium nitride, contains coated nanoparticles with the size of not more than 100 nm, at the following ratio of nucleus and cover, wt %: titanium nitride 45.5-46.5; nickel 52.5-53.5.

EFFECT: charge provides the obtainment of hard alloy based on titanium nitride of nano-ultradisperse morphology.

8 dwg, 2 ex

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RU 2 472 867 C1

Authors

Grigorov Igor' Georgievich

Ermakov Aleksej Nikolaevich

Luzhkova Irina Viktorovna

Zajnulin Jurij Galiulovich

Dates

2013-01-20—Published

2011-10-03—Filed