Ceramic screen

Abstract

A screen assembly for removing particulates from a fluid in a well bore said well bore being provided with a tubing for transport of fluids inside the tube, said tube being provided with sliding sleeve doors through which the fluids flow from the well bore external the tube and into the tube. The screen assembly comprises a filter arranged external the tubing and covering the sliding sleeve doors, such that the filter prevents particles above a predefined size from entering through the sliding sleeve doors: The screen assembly further comprises a supportive tube having apertures allowing well bore fluids to pass. Furthermore said filter is arranged on the inner side of said supportive tube, such that the filter is placed between the supportive tube and the tube with the sliding sleeve doors. The filter is made from ceramic material.

Dependencies are inferred from the claim text.