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2 030 222

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IPC

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Application

5057100/12, 1992-07-29

(22)

Actual filing date

1992-07-29

(45)

Published

1995-03-10

(72)

Inventor

Bljum G.Z.Jaroshenko A.M.Vinogradov G.G.

(73)

Holder

Vsesojuznyj Nauchno-Issledovatel'Skij Institut Khimicheskikh Reaktivov I Osobo Chistykh Khimicheskikh Veshchestv

METHOD OF CLEANING HARD SURFACES Russian patent published in 1995 - IPC

Abstract RU 2030222 C1

FIELD: cleaning of surfaces. SUBSTANCE: inner surfaces of reservoirs are treated with mixture of tetraethyl silicate and low anhydrous alkanol, weight ratio 1:10-15, then washed with extra pure anhydrous alkanol and then with extra water. Each operation is carried out during 10-15 min, either at reciprocating motion of surface under cleaning, or by delivering liquid in form of revolving jet at flow rate of washing agent equal to 5-10 l/min. EFFECT: enhanced quality of cleaning.

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RU 2 030 222 C1

Authors

Bljum G.Z.

Jaroshenko A.M.

Vinogradov G.G.

Dates

1995-03-10—Published

1992-07-29—Filed

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