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2 104 141

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IPC

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Application

96106532/02, 1996-04-03

(22)

Actual filing date

1996-04-03

(45)

Published

1998-02-10

(72)

Inventor

Najdenov I.V.Veter V.V.Belkin G.A.Bezukladov V.I.Shatskikh N.I.

(73)

Holder

Aktsionernoe Obshchestvo Metallurgicheskij Kombinat"Obshchestvo S Ogranichennoj Otvetstvennost'Ju Nauchno-Proizvodstvennoe Predprijatie

METHOD FOR REPAIR OF PARTS OF METALLURGICAL EQUIPMENT Russian patent published in 1998 - IPC

Abstract RU 2104141 C1

FIELD: repair by welding of parts of metallurgical equipment operating under conditions of cyclic thermomechanical load. SUBSTANCE: method includes elimination of thermal erosion cracks to depth equalling 0.8-1.0 of maximum depth of crack development, heating to temperature of not more 400 C, building up of the first layer with current equalling 1.3-1.5 nominal value at which subsequent layers are built up. Building up of the first layer overlaps not more 45% of adjacent welds. After building up by welding, formed surface is machined. EFFECT: higher efficiency. 3 cl

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RU 2 104 141 C1

Authors

Najdenov I.V.

Veter V.V.

Belkin G.A.

Bezukladov V.I.

Shatskikh N.I.

Dates

1998-02-10—Published

1996-04-03—Filed

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