S
Stephen E. Tilghman
Researcher at Halliburton
Publications - 17
Citations - 385
Stephen E. Tilghman is an academic researcher from Halliburton. The author has contributed to research in topics: Signal & Spark plug. The author has an hindex of 11, co-authored 17 publications receiving 385 citations.
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Patent
Sealing plug and method for removing same from a well
Loren C. Swor,Donald R. Smith,David Armstrong,Brian K. Wilkinson,Phillip M. Starr,Stephen E. Tilghman +5 more
TL;DR: In this paper, a tool and a method for sealing a casing or a wellbore according to which a device is supported on a mandrel and expands into engagement with the casing or the well-bore.
Patent
Self-contained downhole gauge system
Terry O. Anderson,J. Mark Richardson,Jack C. Penn,Michael J. Lynch,Billy W. White,Gilbert H. Forehand,Richard L. Duncan,Charles F. VanBerg,Stephen E. Tilghman,Ronald E. Dant,Charles D. Donaghe +10 more
TL;DR: In this article, a self-contained downhole apparatus for being lowered into an oil or gas well to internally record samples of at least one environmental condition comprises three body sections linearly and releasably interconnected.
Patent
Method for removing a sealing plug from a well
TL;DR: In this article, a method for removing a sealing plug from a casing or a wellbore according to which the plug is adapted to expand into engagement with the casing or the well-bore is described.
Patent
Power-conserving self-contained downhole gauge system
TL;DR: In this article, a power-conserving apparatus for recording information in a well bore includes a plurality of independently energizable electrical circuits for receiving electrical signals from a transducer which senses an environmental condition, for processing the electrical signals, and for storing information related to the detected environmental condition.
Patent
Method and apparatus for positioning a downhole tool
TL;DR: A tool positioning assembly for positioning downhole tools at desired locations within a wellbore is described in this paper, and methods for using the same reduce the number of downhole trips required to perform downhole operations.