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2 178 011

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C2

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IPC

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Application

2000106097/02, 2000-03-15

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Start date

2000-03-15

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Actual filing date

2000-03-15

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Published

2002-01-10

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Inventor

Korshunov A.B.Bazhinov A.N.Rjabov V.N.Krysov G.A.Dukhnovskij M.P.Shesterikov S.A.Ivanov A.N.Sviridova T.A.Samokhvalov G.V.L'Vov A.F.Pupovskij A.F.Povetkin A.V.Povetkin A.A.

(73)

Holder

Nauchno-Issledovatel'Skij Institut Mekhaniki Moskovskogo Gosudarstvennogo Universiteta Im. M.V. Lomonosova

APPARATUS FOR MECHANICAL WORKING OF MATERIALS Russian patent published in 2002 - IPC

Abstract RU 2178011 C2

FIELD: mechanical engineering. SUBSTANCE: apparatus has base and working part made of hard alloy containing tungsten carbide, tantalum carbide, niobium carbide and cement cobalt bond. Surface layer of working part having thickness of 3-15 micron is made of material enriched in tantalum carbide and niobium carbide, with total concentration of these substances in surface layer being within the range of 3- 27 wt%. Apparatus may be used for cold and hot mechanical working of different materials, preferably metals and alloys, and may be made in the form of cutters, drills, spinnerets etc. EFFECT: simplified construction, wider operational capabilities and prolonged service life. 1 dwg, 1 tbl

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RU 2 178 011 C2

Authors

Korshunov A.B.

Bazhinov A.N.

Rjabov V.N.

Krysov G.A.

Dukhnovskij M.P.

Shesterikov S.A.

Ivanov A.N.

Sviridova T.A.

Samokhvalov G.V.

L'Vov A.F.

Pupovskij A.F.

Povetkin A.V.

Povetkin A.A.

Dates

2002-01-10—Published

2000-03-15—Filed

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