초록 ▼

There is provided a downhole tubing sealing system (10) comprising a radially expandable slotted tubular body (16) carrying deformable material (22) on the exterior thereof; and a seal member (26) for location within the tubular body and for engaging an inner surface of said body. There is further p

There is provided a downhole tubing sealing system (10) comprising a radially expandable slotted tubular body (16) carrying deformable material (22) on the exterior thereof; and a seal member (26) for location within the tubular body and for engaging an inner surface of said body. There is further provided a method of sealing a portion of a downhole bore, the method comprising locating a radially expandable slotted tubular body (16) carrying deformable material (22) on the exterior thereof in a bore, expanding the body radially into contact with the bore wall, and locating a seal member (26) within the body and radially extending the seal member to engage an inner surface of the body, so sealing portion of the downhole bore.

대표청구항 ▼

1. Downhole tubing for location in a bore, the tubing comprising a slotted tubular body carrying doformable material on the exterior thereof, the body being radially expandable from a first diameter to an expanded configuration in which the body defines a larger second diameter and contacts the bore

1. Downhole tubing for location in a bore, the tubing comprising a slotted tubular body carrying doformable material on the exterior thereof, the body being radially expandable from a first diameter to an expanded configuration in which the body defines a larger second diameter and contacts the bore wall, in the expanded configuration the slots permitting radial flow of fluid from the bore wall into the body and wherein the deformable material provides a substantially fluid tight contact with the bore wall.