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2 026 407

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IPC

(21) (22)

Application

4896007/02, 1991-01-09

(22)

Actual filing date

1991-01-09

(45)

Published

1995-01-09

(72)

Inventor

Smirnov L.A.Panfilova L.M.Filippenkov A.A.Gal'Perina S.S.Podol'Skaja Eh.P.Chernyshev V.N.Kondrat'Eva G.N.Khaliulin V.Kh.Iskhakov F.M.Karnaukhov V.N.Voronov Ju.I.Zajko V.P.Bajramov B.I.Mel'Nik S.G.Ryzhkov A.G.Sibilev Ju.P.

(73)

Holder

Sovmestnoe Sovetsko-Amerikanskoe Predprijatie Inzhiniring"Ural'Skij Nauchno-Issledovatel'Skij Institut Chernykh Metallov

HIGH-STRENGTH STEEL Russian patent published in 1995 - IPC

Abstract RU 2026407 C1

FIELD: metallurgy. SUBSTANCE: steel has, wt.-%: carbon 0.3-0.4; silicon 0.17-0.37; manganese 0.3-0.6; chrome 1.5-2.5; vanadium 0.06-0.15; nitrogen 0.01-0.04; aluminium 0.02-0.04; calcium 0.005-0.001; barium 0.001-0.01; strontium 0.001-0.01, and iron - the rest. Steel is used for equipment making used in the oil industry. EFFECT: enhanced quality of steel. 1 tbl

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RU 2 026 407 C1

Authors

Smirnov L.A.

Panfilova L.M.

Filippenkov A.A.

Gal'Perina S.S.

Podol'Skaja Eh.P.

Chernyshev V.N.

Kondrat'Eva G.N.

Khaliulin V.Kh.

Iskhakov F.M.

Karnaukhov V.N.

Voronov Ju.I.

Zajko V.P.

Bajramov B.I.

Mel'Nik S.G.

Ryzhkov A.G.

Sibilev Ju.P.

Dates

1995-01-09—Published

1991-01-09—Filed