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Application

97114443/02, 1997-08-26

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Actual filing date

1997-08-26

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Published

1999-06-27

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Inventor

Toporishchev I.G.Zaslavskij A.Ja.Vorob'Ev N.I.Komel'Kov E.M.Rudnev E.V.Antonov V.I.Jas'Kin V.N.Pumpjanskij D.A.Kovaleva S.N.Gusev A.A.Falkon V.I.Shirokov V.A.Shpatov E.K.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Metallurgicheskij Kombinat

FREE-MACHINING ALLOY STEEL Russian patent published in 1999 - IPC

Abstract RU 2132401 C1

FIELD: metallurgy: more particularly manufacture of free-machining alloy steel. SUBSTANCE: steel comprises, wt.%: carbon, 0.27-0.33; silicon, 0.17-0.37; manganese, 0.40-0.70; chromium, 0.80- 1.10; molybdenum, 0.15-0.25; sulfur, 0.008-0.35; phosphorus 0.008-0.035; bismuth, 0.12-0.20; and iron, the balance. EFFECT: increased machinability of steel by cutting in metal-working industries, greater efficiency and safer rolling, and improved ecological situation in metallurgical industry. 12 ex, 2 tbl

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RU 2 132 401 C1

Authors

Toporishchev I.G.

Zaslavskij A.Ja.

Vorob'Ev N.I.

Komel'Kov E.M.

Rudnev E.V.

Antonov V.I.

Jas'Kin V.N.

Pumpjanskij D.A.

Kovaleva S.N.

Gusev A.A.

Falkon V.I.

Shirokov V.A.

Shpatov E.K.

Dates

1999-06-27—Published

1997-08-26—Filed

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