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2 095 720

(13)

(51)

IPC

(21) (22)

Application

95117674/06, 1995-10-18

(22)

Actual filing date

1995-10-18

(45)

Published

1997-11-10

(72)

Inventor

Sudarev A.V.Sudarev B.V.Sudarev V.B.Kondrat'Ev A.A.

(73)

Holder

Tovarishchestvo S Ogranichennoj Otvetstvennost'Ju Nauchno-Proizvodstvennoe Predprijatie

HIGH-TEMPERATURE HEAT-EXCHANGE TUBE Russian patent published in 1997 - IPC

Abstract RU 2095720 C1

FIELD: transport engineering. SUBSTANCE: heat-exchanger tube contains filling made from balls laid spirally and limited by fixed permeable washers. Outer surface of hollow balls-turbulators made from alumina boronitride ceramics is provided with relief in form of hemispherical dimples. Balls are located on wire spiral made from heat-resistant material and secured on permeable washers limiting the filling; on one washer it is secured by means of extension spring. EFFECT: enhanced reliability. 5 cl, 3 dwg

Similar patents RU2095720C1

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HIGH-TEMPERATURE HEAT-TRANSFER ELEMENT	1993	Sudarev A.V. Sudarev B.V. Sudarev V.B. Kondrat'Ev A.A. Tsurikov A.N.	RU2029212C1
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RU 2 095 720 C1

Authors

Sudarev A.V.

Sudarev B.V.

Sudarev V.B.

Kondrat'Ev A.A.

Dates

1997-11-10—Published

1995-10-18—Filed