Primary and secondary filters for enhanced sand control

The screen assembly with secondary filters addresses the issue of damaged primary filters by creating a sand bridge in the annular space, ensuring effective sand control and production continuity in oil and gas wells.

GB2620896BActive Publication Date: 2025-11-12SCHLUMBERGER TECHNOLOGY BV
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Patent Information

Application Number
GB2023017076
Authority / Receiving Office
GB · GB
Patent Type
Patents
Current Assignee / Owner
Priority Date
2021-05-07
Filing Date
2022-05-04
Publication Date
2025-11-12
Estimated Expiration
2042-05-04

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Abstract

A screen assembly for use within a wellbore. The screen assembly may include a primary screen filter and a base pipe. The base pipe may be positioned within the primary screen filter such that an annu
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Citation Information

Patent Citations

  • Temporary blockage sand control screen pipe

    CN211201905U

  • Wellbore apparatus and method for completion, production and injection

    US20060237197A1

  • Robust sand screen for oil and gas wells

    US20070114020A1

  • Profile Control Apparatus and Method for Production and Injection Wells

    US20090183873A1

  • Method for coating a filter medium of a sand control screen assembly

    US20120034377A1