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US 8,894,772 B2Granted
Relateing to pipeline pigs
AssigneeCokebuster Ltd.
InventorsJohn Phipps, Hugh Lewis
Life of this patent
Estimating the term…
Abstract
An intelligent pig for pipeline monitoring comprises a single body containing signal transmitters and receivers provided with replaceable rings for centering the body within the pipeline, the rings may be provided with brushes which help center the pig within the pipeline and also aid its passage through pipelines which may contain bends and/or be of variable diameter, the pig may be used in combination with a cleaning pig to provide combined activities using a common driving force.
Claims20
An intelligent pig comprising:
- a single body comprising:
- a) a shell having two end sections that create the single body;
- b) a transmitter located within the single body, the transmitter emitting signals;
- c) a receiver located within the single body, wherein the receiver receives signals from the transmitter so that the transmitter and the receiver monitor an interior of a tube or a pipe;
- and
- d) a power supply located within the single body;
- wherein the transmitter includes a ring of transducers that are sealed within an interior portion of the shell and located between the end sections, and the ring of transducers have faces that are exposed to an area exterior of the single body, and
- wherein the single body is untethered.
5 more elements
An intelligent pig comprising:
- a. a cylindrical single body comprising:
- i. a shell having two end sections that create the single body;
- ii. a transmitter located within the single body, the transmitter emitting signals;
- iii. a receiver located within the single body, wherein the receiver receives signals from the transmitter so that the transmitter and the receiver monitor an interior of a tube or a pipe;
- iv. a power supply located within the single body;
- and
- v. inner rings and outer rings provided around a cylindrical section of the cylindrical body, wherein the inner rings and the outer rings are provided with bristles and the bristles of the inner rings are shorter than the bristles of the outer rings;
- wherein the transmitter includes a ring of transducers that are sealed within an interior portion of the shell and located between the end sections, and the ring of transducers have faces that are exposed to an area exterior of the single body, and
- wherein the single body is untethered.
6 more elements
Dependencies are inferred from the claim text.