METHOD OF SEALING-UP CELLULAR UNIT Russian patent published in 2000 - IPC

Abstract RU 2159724 C1

FIELD: production of cellular structures. SUBSTANCE: proposed consists in applying sealing compounds on outlet areas on surface of unit, after which interior of unit is evacuated for 10 to 15 minutes by means of vacuum pump connected to unit for the purpose. Then, vacuum pump is disconnected from unit and sealing compound is subjected to drying under required conditions and inner cavity of unit is fully isolated from surrounding atmosphere by blanking off pipe unions in walls of unit. EFFECT: enhanced reliability; increased service life; reduced expenses. 2 dwg

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RU 2 159 724 C1

Authors

Efimov E.A.

Chernov Ju.G.

Dates

2000-11-27—Published

1999-11-15—Filed