公开(公告)号：US20150315880A1

公开(公告)日：2015-11-05

申请号：US14410479

申请日：2013-07-04

Applicant: ABSOLUTE COMPLETION TECHNOLOGIES LTD.

Inventor： THANE GEOFFREY RUSSELL

IPC: E21B43/08

CPC classification number: E21B43/08 ,  E21B43/082 ,  E21B43/084 ,  E21B43/086

Abstract: A wellbore screen for screening particulates in wellbore fluid comprising: a base pipe having an inner bore; and a screen section disposed in a section of the base pipe, the screen section comprising (i) an outer jacket having an inner facing surface and apertures extending through the outer jacket, (ii) an inner wall having an outer surface, an inner surface and a port extending through the inner wall from the inner surface to the outer surface, (iii) an annulus formed between the inner facing surface of the outer jacket and the outer surface of the inner wall, (iv) a filter medium for the apertures of the outer jacket; and (v) a filter disc disposed in the port of the inner wall, wherein wellbore fluid flows from outside the base pipe into the inner bore through the apertures, the filter medium, the annulus, and the filter disc

Abstract translation: 一种用于筛选井眼流体中的颗粒的井筒筛，包括：具有内孔的基管; 以及设置在所述基管的一部分中的筛部，所述筛部包括（i）外护套，所述外护套具有内表面和穿过所述外护套延伸的孔，（ii）具有外表面的内壁， 以及从内表面延伸到外表面的端口，（iii）形成在外护套的内表面和内壁的外表面之间的环形空间，（iv）用于孔的过滤介质 的外套; 和（v）设置在所述内壁的端口中的过滤盘，其中井筒流体从所述基管的外部通过所述孔，所述过滤介质，所述环和所述过滤盘从所述内管流入所述内孔