Patent ID: 11913304
Assignee: VERTICE OIL TOOLS, INC.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 12:
13. A method associated with an internal sleeve, comprising:
positioning an internal sleeve with second ports within a housing with first ports, the first ports extending from an inner diameter of the housing to an outer diameter of the housing, the second ports extending from an inner diameter of the internal sleeve to an outer diameter of the internal sleeve;
pumping cement downhole;
pumping a wiper plug with fins downhole behind the cement;
wiping the cement via the fins of the wiper plug from an inner diameter of casing as the wiper plug is being pumped downhole′
moving, via hydraulic forces applied to the wiper plug, the internal sleeve from a first position where the first ports are misaligned with the second ports to a second position where the first ports are aligned with the second ports.