Method and apparatus for a well employing the use of an activation ball
AssigneeSchlumberger Technology Corporation
InventorsTracy Speer, Piro Shkurti, John Chrysostom Wolf
Life of this patent
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Abstract
A system includes a tubular string and a hollow ball. The tubular string is adapted to be deployed downhole in a well and includes a seat. An activation ball adapted to be deployed in the well to lodge in the seat. The ball includes an outer shell that forms a spherical surface. The outer shell forms an enclosed volume therein, and the outer shell is formed from a metallic material.
Claims23
An untethered object for creating an obstruction within a fluid passageway, the object comprising:
- a body defining an enclosed volume;
- and
- a sensor.
A system comprising:
- a tubular string comprising a seat and a fluid passageway;
- an untethered object configured to flow thorough the fluid passageway and lodge within the seat to create an obstruction within the fluid passageway, the object comprising:
- a body defining an enclosed volume;
- and
- a sensor.
A method comprising:
- deploying an untethered object within a tubular string comprising a fluid passageway to form an obstruction within the fluid passageway;
- pressurizing a region of the tubular string using the obstruction;
- and
- measuring at least one of pressure and temperature using a sensor disposed within the object.
The method of claim 20, wherein the object is deployed by flowing the object through at least one other seat disposed along the tubular string.
Dependencies are inferred from the claim text.