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2 140 488

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IPC

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Application

98117868/13, 1998-09-30

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Start date

1998-09-30

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Actual filing date

1998-09-30

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Published

1999-10-27

(72)

Inventor

Samosadnyj V.P.Semenov A.A.Sashenko N.A.Seleznev V.V.Nikiforov G.E.Kozoriz M.D.

(73)

Holder

Semenov Aleksandr Aleksandrovich

METHOD OF REMOVING FILMS OF PETROLEUM AND PETROLEUM DERIVATIVES FROM WATER SURFACE Russian patent published in 1999 - IPC

Abstract RU 2140488 C1

FIELD: oil pollution removal. SUBSTANCE: oil films are removed with sorbent, in particular, graphite foam with bulk density 2-5 g/l. Sorbent is prepared in situ by foaming oxidized graphite at 1100- 1200 C. Sorbent is applied on water surface of horizontally by pulsing water stream, for example, by spraying from 0.1-0.5 m height in amounts 0.02-0.03 g per 1 g of oil. Sorbent is kept on the surface of water and swelled sorbent is vacuum collected and squeezed. EFFECT: extended assortment of oil-removal means. 2 cl, 1 tbl, 9 ex

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RU 2 140 488 C1

Authors

Samosadnyj V.P.

Semenov A.A.

Sashenko N.A.

Seleznev V.V.

Nikiforov G.E.

Kozoriz M.D.

Dates

1999-10-27—Published

1998-09-30—Filed

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