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2 011 771

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C1

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IPC

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Application

4948890/33, 1991-06-25

(22)

Actual filing date

1991-06-25

(45)

Published

1994-04-30

(72)

Inventor

Gur'Ev V.V.Nikitin V.I.Golubeva G.A.

(73)

Holder

Gosudarstvennoe Predprijatie Tsentral'Nyj Nauchno-Issledovatel'Skij I Proektno-Ehksperimental'Nyj Institut Kompleksnykh Problem Stroitel'Nykh Konstruktsij I Sooruzhenij Im.V.A.Kucherenko"

METHOD FOR THERMAL PROTECTION OF CAVITIES IN STRUCTURES Russian patent published in 1994 - IPC

Abstract RU 2011771 C1

FIELD: mechanical engineering. SUBSTANCE: high-viscosity foaming composition is continuously fed into cavity accommodating horizontal perforated injectors whose hole diameter grows from the beginning of injector to its end under a parabolic law at a relation of maximum and minimum diameters equal to 1.5-2.5. Relation of perforated hole diameter to inside diameter of injector does not exceed the critical value. EFFECT: higher efficiency.

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RU 2 011 771 C1

Authors

Gur'Ev V.V.

Nikitin V.I.

Golubeva G.A.

Dates

1994-04-30—Published

1991-06-25—Filed

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