| CPC E21B 23/06 (2013.01) [E21B 33/12 (2013.01); E21B 43/045 (2013.01); E21B 43/08 (2013.01); E21B 43/10 (2013.01)] | 20 Claims |

|
1. A method of running an operation in a wellbore extending through a subterranean formation, the method comprising:
running a workstring into the wellbore, the workstring initially having:
a liner assembly including a liner, an inner string extending through the liner;
a gravel pack valve attached to the inner string; and
an isolation packer assembly attached to the inner string;
positioning the workstring at a selected location in the wellbore adjacent the subterranean formation;
gravel packing a wellbore annulus around the liner;
setting a packer to seal the wellbore annulus around the liner;
detaching the liner from the workstring;
pulling the workstring with the inner string upwards in the wellbore;
positioning the isolation packer at an upper end of the liner;
fastening the isolation packer to the upper end of the liner;
sealing against flow across the isolation packer;
detaching the isolation packer from the inner string; and pulling the inner string from the wellbore.
|