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US 2011/0030946 A1Published application
Method and system of transmitting electromagnetic waves from a wellbore
AssigneeHalliburton Energy Services, Inc.
InventorMalcolm Upshall
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Abstract
A method and system for transmitting electromagnetic waves from a wellbore. At least some of the illustrative embodiments are systems comprising production tubing in a wellbore, the production tubing extends beyond a casing in the wellbore, and the production tubing beyond the casing comprises a first conductive portion, and a second conductive portion mechanically coupled to and electrically isolated from the first conductive portion.
Claims26
A system comprising:
- production tubing in a wellbore, the production tubing extends beyond a casing in the wellbore, and the production tubing beyond the casing comprises:
- a first conductive portion;
- and
- a second conductive portion mechanically coupled to and electrically isolated from the first conductive portion.
1 more element
A method comprising:
- transmitting electromagnetic waves from a casing in a wellbore, the transmitting from the casing using an antenna structure comprising:
- a first conductive portion;
- a second conductive portion mechanically coupled to and electrically isolated from the first conductive portion;
- and
- receiving the electromagnetic waves at the surface of the wellbore.
2 more elements
An electromagnetic telemetry system comprising:
- casing within a wellbore, the casing comprising:
- a first conductive portion;
- a second conductive portion;
- an electrically insulating material disposed between an end section of the of the first conductive portion and an end section of the second conductive portion;
- and
- electronics electrically coupled to the first conductive portion and electrically coupled to the second conductive portion, the electronics transmit an electromagnetic wave from a first antenna structure comprising the first conductive portion and the second conductive portion.
3 more elements
Dependencies are inferred from the claim text.