High-precision sand filter pipe

高精度滤砂管

Abstract

The utility model discloses a high-precision sand filter pipe, which comprises a base pipe (1), a protective pipe (5) and a sand filter layer (4) arranged between the base pipe and the protective pipe, wherein, the sand filter layer (4) is composed of metal plate nets (7 and 9) and a fibrous layer clamped between the metal plate nets. The sand filter pipe has the characteristics of high precision of sand shielding, good penetrability, strong elasticity and good anti erosion performance, and can be widely used in the sand prevention technology of various oil-gas wells.
本实用新型公开了一种高精度滤砂管,包括基管(1)、保护管(5)和置于基管和保护管之间的滤砂层(4),其滤砂层(4)由金属板网(7、9)和夹置其中的纤维层(8)构成。该滤砂管具有挡砂精度高、渗透性好、弹性强、抗冲蚀性好的特点,广泛地应用于各种油气井防砂工艺中。

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Cited By (3)

    Publication numberPublication dateAssigneeTitle
    CN-102261237-ANovember 30, 2011成都理工大学一种错动环缝自清洁防砂筛管
    CN-102261237-BMay 04, 2016成都理工大学一种错动环缝自清洁防砂筛管
    RU-2468189-C1November 27, 2012Закрытое Акционерное Общество "Новомет-Пермь"Скважинный фильтр