Patent ID: 7766085
Filing Date: 2010-08-03
Classification: E21B

Abstract:
1. An assembly comprising: a first section of a tubing string extending from the surface of the earth into a subterranean well bore and having a packer secured to the lower end thereof, said first section having a generally axial bore therethrough and at least one opening through the wall thereof; a second section of said tubing string secured to said packer and extending into said subterranean well bore below said packer, said second section having a generally axial bore therethrough, containing at least one mandrel and having at least one opening through the wall thereof; and a segregation member releasably secured to said first section and extending through the packer and into the second section of said tubing string, said segregation member having a bore extending through a portion thereof which is in fluid communication with said at least one opening through the wall of said first section so as to define a flow path from the surface of the earth through a first annulus defined between the first section and the well bore, said at least one opening through the wall of the first section, and the bore in said segregation member.