Halliburton Energy Services, Inc.

Carlos Alberto Moreno

Gary Kohn

Ryan Thomas Humphrey

Odee Paul Daigle

Gary Allen Kohn

The disclosed embodiments include a coupler assembly and method for conveying a single piece liner hanger body. In one embodiment, the coupler assembly includes a nut, a load transfer sleeve, a locking dog retainer, a garter spring, a locking dog, a collet, an outer collet mandrel, and a collet prop mandrel. As described herein, components of the coupler assembly are assembled and installed within the inner diameter of the single piece liner hanger body for engaging with a liner hanger sub-assembly attached to a miming tool.

Big bore running tool quick lock adaptor

An expandable liner hanger system and method of installing same. In an exemplary embodiment, the method includes positioning the expandable liner hanger system within a casing string, the expandable liner hanger system including a setting tool disposed within a hanger body, the setting tool including a cone mandrel defining a tapered external surface and an expansion cone defining a tapered internal surface; engaging the tapered external surface with the tapered internal surface; radially expanding the hanger body to engage the casing string by displacing the cone mandrel and the expansion cone in a first axial direction and relative to the hanger body; displacing the cone mandrel in a second axial direction and relative to the expansion cone to disengage the tapered internal surface from the tapered external surface, thus permitting the expansion cone to bell radially inward from the hanger body; and extricating the expansion cone from the hanger body.

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Carrollton, TX, United States of America

Carlos Alberto Moreno