دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a permanent packer, drillable in nature, capable of withstanding extreme working pressures, for remedial work. It has a positive flow-control valve built in.

n: a downhole permanent, or drillable, packer that is set by lowering some of the weight of the tubing string onto the packer. The weight expands the packers sealing element to prevent flow between the tubing string and the casing below the packer. squeeze point n: the depth in a wellbore at which cement is to be squeezed.

a millable retainer for squeeze cementing.