Apparatus for radially expanding a tubular member

摘要

Radial expansion apparatus comprises a liner hanger 595 coupled to a support member 525; a mandrel 580 movably coupled to the support member 525; an annular expansion cone 585 coupled to the mandrel 580 and movably coupled to the liner hanger 595 for radially expanding the liner hanger 595; and a lubrication assembly coupled to the mandrel 580 for supplying lubricant to the expansion cone 585 , the assembly including an annular chamber 575 containing lubricant and a passage 800 for supplying lubricant to the expansion cone 585.