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2 224 167

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Application

2001109463/06, 2001-04-11

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Start date

2001-04-11

(22)

Actual filing date

2001-04-11

(45)

Published

2004-02-20

(72)

Inventor

Nedashkovskij K.I.Semenov V.N.Pestov Ju.A.Shashelova G.V.Polushin V.G.

(73)

Holder

Oao Ob"Edinenie Ehnergeticheskogo Mashinostroenija Im. Akad. V.P. Glushko"

METHOD OF SILPHON COMPENSATOR PRODUCTION Russian patent published in 2004 - IPC

Abstract RU 2224167 C2

FIELD: building industry, particularly pipeline building. SUBSTANCE: method involves producing bearing rings, multi-layer bellows and fittings of age-hardening alloy on nickel base; tempering bellows and fittings at temperature of 980 - 1050 C; applying high-temperature solder to connection surfaces of bellows flanges and fittings; connecting ends of bellows flanges and fittings by argon-arc welding; soldering these components at temperature of 980 - 1050 C; aging compensator at temperature of 650±10 C in protective atmosphere. EFFECT: increased pipeline reliability. 4 cl, 1 tbl

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RU 2 224 167 C2

Authors

Nedashkovskij K.I.

Semenov V.N.

Pestov Ju.A.

Shashelova G.V.

Polushin V.G.

Dates

2004-02-20—Published

2001-04-11—Filed

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