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(19)

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2 019 684

(13)

(51)

IPC

(21) (22)

Application

5007386/03, 1991-10-28

(22)

Actual filing date

1991-10-28

(45)

Published

1994-09-15

(72)

Inventor

Аbdrakhmanov G.S.Zajnullin А.G.Jusupov I.G.Ibatullin R.Кh.Кashapov I.К.Zhzhonov V.G.

(73)

Holder

Тatarskij Gosudarstvennyj Nauchno-Issledovatel'Skij I Proektnyj Institut Neftjanoj Promyshlennosti

DEVICE FOR RUNNING STRAINER IN HORIZONTAL WELL Russian patent published in 1994 - IPC

Abstract RU 2019684 C1

FIELD: gas and oil producing industry. SUBSTANCE: strainer has permeable body 1 and guide head 4 connected with body by means of hinge 2 and coupling 3. Installed on head 4 at angle to its longitudinal geometric axis of symmetry are rollers 5 located on head 4 over helical line. EFFECT: higher efficiency. 2 dwg

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RU 2 019 684 C1

Authors

Аbdrakhmanov G.S.

Zajnullin А.G.

Jusupov I.G.

Ibatullin R.Кh.

Кashapov I.К.

Zhzhonov V.G.

Dates

1994-09-15—Published

1991-10-28—Filed