Patent ID: 11873696
Assignee: HALLIBURTON ENERGY SERVICES, INC.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 0:
1. A stage cementing tool for a wellbore comprising:
a tool body defining a flow port in a wall thereof, the tool body and wellbore defining an annulus therebetween;
a pump-out plug positioned in the flow port;
a radially expandable packer element disposed about the tool body; and
a setting sleeve movable on the tool body from a first to a second position, wherein the setting sleeve compresses the packer element as it moves from the first to the second position, the packer element expanding radially outwardly to engage the wellbore solely as a result of the compression applied by the setting sleeve and wherein the pump-out plug is expellable into the annulus upon the application of pressure in the tool body after the packer element engages the wellbore;
a sliding sleeve disposed in the tool body and connected to the setting sleeve with frangible connectors, the sliding sleeve defining a setting plug seat; and
a setting plug engaged with the setting plug seat, the sliding sleeve movable in the tool body upon the application of pressure above the setting plug, the setting sleeve movable downwardly with the sliding sleeve.