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US 7,452,161 B2Granted
Apparatus for sealing and isolating pipelines
AssigneeHalliburton Energy Services, Inc.
InventorsRune Freyer, Laurence Abney, Steve Arrington
Life of this patent
Estimating the term…
Abstract
A pipeline tool for use within a pipeline comprises a tool body with an internal flow bore, a swellable component disposed about the tool body, and a temporary seal disposed internally of the flow bore. The pipeline tool may further comprise a tracking device attached to the tool body, wherein the tracking device comprises a mechanical fixture, or an emitter that emits a signal that can be tracked.
Claims27
A pipeline tool for use within a pipeline comprising:
- a tool body with an internal flow bore;
- a swellable component disposed about the tool body;
- and
- a temporary seal disposed internally of the flow bore.
1 more element
Dependencies are inferred from the claim text.