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2 157 281

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Application

99117905/12, 1999-08-09

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Start date

1999-08-09

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Actual filing date

1999-08-09

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Published

2000-10-10

(72)

Inventor

Tronov V.P.Shireev A.I.Sakhabutdinov R.Z.Ismagilov I.Kh.Savel'Eva I.V.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Tatarskij Nauchno-Issledovatel'Skij I Proektnyj Institut Nefti

METHOD OF CLEANING SNOW AND OIL SLUDGE IN FIELDS Russian patent published in 2000 - IPC

Abstract RU 2157281 C1

FIELD: oil producing industry; reworking and recovery of oil-containing sediments formed in fields in winter. SUBSTANCE: after accumulation, sludge is mixed with brine at ratio of 0.4 to 0.6 cu.m per cu.m of snow sludge and then it is mixed in turbulent mode and mixture is kept at rest till complete dissolving of crystal water. Used as brine is drainage water of oil preparation unit settlers. EFFECT: low cost due to repeated use of drainage water; enhanced efficiency of cleaning.

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RU 2 157 281 C1

Authors

Tronov V.P.

Shireev A.I.

Sakhabutdinov R.Z.

Ismagilov I.Kh.

Savel'Eva I.V.

Dates

2000-10-10—Published

1999-08-09—Filed

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