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2 223 343

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IPC

(21) (22)

Application

2002119500/02, 2002-07-17

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Start date

2002-07-17

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Actual filing date

2002-07-17

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Published

2004-02-10

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Inventor

Lamukhin A.M.Nikitin V.N.Golovanov A.V.Popova T.N.Masljuk V.M.Kuvshinnikov O.A.Ziborov A.V.Baldaev B.Ja.Nikitin M.V.Baranov V.P.Belov G.A.Kolesnikov V.Ju.Trajno A.I.Pimenova T.V.Kurash Valentin StanislavovichKiselev S.I.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo

STEEL Russian patent published in 2004 - IPC

Abstract RU 2223343 C1

FIELD: metallurgy; structural steels used for operation in regions of extreme north. SUBSTANCE: proposed steel contains the following components, mass-%: carbon, 0.16-0.20; silicon, 0.17-0.37; manganese, 1.2-1.5; vanadium, 0.07-0.15; chromium, 0.5-1.0; nickel, 0.5- 2.2; molybdenum, 0.20-0.35; calcium, 0.003-0.015; aluminum, 0.02- 0.05; boron, 0.001-0.005; nitrogen, 0.003-0.015; phosphorus, no more than 0.020; sulfur, no more than 0.015; the remainder being iron. EFFECT: enhanced strength and toughness at negative temperatures; enhanced resistance to attrition at retained weldability. 3 tbl

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RU 2 223 343 C1

Authors

Lamukhin A.M.

Nikitin V.N.

Golovanov A.V.

Popova T.N.

Masljuk V.M.

Kuvshinnikov O.A.

Ziborov A.V.

Baldaev B.Ja.

Nikitin M.V.

Baranov V.P.

Belov G.A.

Kolesnikov V.Ju.

Trajno A.I.

Pimenova T.V.

Kurash Valentin Stanislavovich

Kiselev S.I.

Dates

2004-02-10—Published

2002-07-17—Filed