Full bore lined wellbores

摘要: Embodiments of the present invention generally provide methods and apparatus for forming a tubular-lined wellbore which does not decrease in diameter with increasing depth or length. In one aspect, portion second casing (220) is expanded into first (204) having larger inner than remaining string. another compressible member (505) therearound. lined lateral may be constructed by extending from main casing. A at least expanded. An expandable tubular element run to have an equal fluid path around before sealing within well casing, even after has been hung