Patent ID: 8302678

Claim:
An apparatus adapted to be operatively coupled to a well having a production casing positioned therein, the apparatus comprising: a first device having an internal bore; a second device having an internal bore; a fracture isolation sleeve disposed at least partially within said internal bores of said first and second devices, said fracture isolation sleeve having an internal diameter that is greater than or equal to an internal diameter of said production casing, wherein an end of said fracture isolation sleeve is adapted to sealingly engage a production casing bushing in said well, and wherein at least a portion of said production casing bushing is positioned in said second device; a first seal between said internal bore of said first device and said fracture isolation sleeve; a second seal between said fracture isolation sleeve and said production casing bushing; and a profile formed in an outer surface of said fracture isolation sleeve, wherein said profile is adapted to be engaged to secure said fracture isolation sleeve in an operational position and wherein said profile in said outer surface of said fracture isolation sleeve is adapted to be engaged by a lock down screw.