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IPC

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Application

96119105/25, 1996-09-24

(22)

Actual filing date

1996-09-24

(45)

Published

1998-11-27

(72)

Inventor

Nikolaev B.A.Matusevich A.A.Miroshnikov A.M.Osadchij V.L.Atapina I.V.

(73)

Holder

Aktsionernoe Obshchestvo

FOAM-EXTINGUISHER Russian patent published in 1998 - IPC

Abstract RU 2122460 C1

FIELD: fire extinguishing. SUBSTANCE: invention can be applied in production of ammonia from natural gas at the stage of ethane-amine purification of converted gas by removing carbon dioxide. Foam-extinguisher contains mixture of compounds: , where n=20-60, which is formed at interaction of propylene oxide in alkali medium in presence of catalyst (NaOH or KOH) with azeotropic mixture of alcohols: C2H5(OCH2CH2)3OH and H[OCH2CH2]2OH. EFFECT: enhanced efficiency of foam-extinguishing and extended choice of foam-extinguishers from accessible raw materials. 2 tbl, 5 ex

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RU 2 122 460 C1

Authors

Nikolaev B.A.

Matusevich A.A.

Miroshnikov A.M.

Osadchij V.L.

Atapina I.V.

Dates

1998-11-27—Published

1996-09-24—Filed

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