Patent ID: 7021384
Filing Date: 2006-04-04
Classification: E21B

Abstract:
1. A method for isolating a selected wellbore leg from the remainder of the wellbore, the method comprising: providing an apparatus including a packer positioned in the selected leg of the wellbore, a tube extending through the packer from an uphole side of the packer to a downhole side of the packer to permit a fluid flow communication to the selected leg of the wellbore past the packer and a valve positioned in the tube to control fluid flow through the tube; positioning the apparatus in the selected wellbore leg such that the valve of the apparatus is positioned within the selected wellbore leg; expanding the packer to seal between the tube and the wall of the selected wellbore; deploying a tubing string from surface; connecting the tubing string to the tube of the apparatus; and pumping wellbore treatment fluids down the tubing string and through the tube of the apparatus into the selected wellbore leg and wherein the tubing string is manipulated to open the valve of the apparatus prior to pumping wellbore treatment fluids through the tube of the apparatus.