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2 432 247

(13)

(51)

IPC

B24D3/06(2006-01-01)

B82B1/00(2006-01-01)

(21) (22)

Application

2010107314/02, 2010-03-01

(24)

Start date

2010-03-01

(22)

Actual filing date

2010-03-01

(45)

Published

2011-10-27

(72)

Inventor

Levashov Evgenij AleksandrovichAndreev Vladimir AlekseevichKurbatkina Viktorija VladimirovnaZajtsev Aleksandr Anatol'EvichSidorenko Dar'Ja AndreevnaRupasov Sergej Ivanovich

(73)

Holder

Federal'Noe Gosudarstvennoe Obrazovatel'Noe Uchrezhdenie Vysshego Professional'Nogo Obrazovanija Issledovatel'Skij Tekhnologicheskij UniversitetFederal'Noe Gosudarstvennoe Uchrezhdenie Agentstvo Po Pravovoj Zashchite Rezul'Tatov Intellektual'Noj Dejatel'Nosti Voennogo, Spetsial'Nogo I Dvojnogo Naznachenija" Pri Ministerstve Justitsii Rossijskoj Federatsii"

COPPER-BASED BINDER FOR PRODUCTION OF DIAMOND TOOL Russian patent published in 2011 - IPC B24D3/06 B82B1/00

Abstract RU 2432247 C1

FIELD: process engineering.

SUBSTANCE: invention relates to powder metallurgy, particularly, to production of articles from hard-alloy materials. Invention may be used as binders in production of diamond cutting tools for construction and stone processing. Proposed binder comprises copper, iron, cobalt, tungsten carbide and alloying nanopowder additive with specific surface of 6-25 m²/g with the following ratio of components in wt %: copper - 30-60, iron - 20-35, cobalt - 10-15, tin - 0-10.5, tungsten carbide - 0-20, alloying additive - 1-15.

EFFECT: higher wear resistance, hardness, strength and impact number

2 cl, 4 tbl

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RU 2 432 247 C1

Authors

Levashov Evgenij Aleksandrovich

Andreev Vladimir Alekseevich

Kurbatkina Viktorija Vladimirovna

Zajtsev Aleksandr Anatol'Evich

Sidorenko Dar'Ja Andreevna

Rupasov Sergej Ivanovich

Dates

2011-10-27—Published

2010-03-01—Filed