The principal advantage of hydraulic set liner assemblies is that no rotation of the liner assembly is necessary to set the slips. The activation of the setting mechanism in a hydraulic-set liner hanger assembly is by creating a sufficient differential pressure to initiate the setting sequence. Normally, differential pressure is created by applying pressure down …
In a mechanical set liner hanger assembly, the setting mechanism is incorporated into the design of the liner hanger system, and its activation can be by reciprocation and rotation of the drill string at the surface. In most cases, the entire length of the casing liner below the hanger must be free to move to …
What Is Liner Hanger System? As we mention in the Casing Liner article, a Liner is a casing string that does not reach the surface. We can use liner hanger system assembly to support & hinge the casing liner on the previous casing string in oil and gas drilling wells. ( Check Types Of Casing …
