Patent ID: 11920433
Assignee: HALLIBURTON MANUFACTURING AND SERVICES LIMITED
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 0:
1. A downhole apparatus having a tubular body having first and second tubular ports in a wall thereof, the apparatus comprising:
an activation chamber configured to expand and place the downhole apparatus in contact with a wall of a wellbore;
a first valve arrangement associated with the first tubular port, the first valve arrangement comprising a first valve; and
a second valve arrangement associated with the second port, the second valve arrangement comprising a second valve,
wherein the first and second valve arrangements are configurable to,
lock in a first configuration with the tubular body, such that the first port is closed and the second port is closed;
lock in a second configuration with the tubular body, such that the first port is open to allow activation fluid to flow into and expand the activation chamber, and the second port is closed; and
lock in a third configuration with the tubular body, such that the first port is closed and the second port is open to allow reservoir fluid to flow into the tubular body.