1
David R Hall, H Tracy Hall Jr, David Pixton, Scott Dahlgren, Cameron Sneddon, Michael Briscoe, Joe Fox: Electrical transmission line diametrical retainer. IntelliServ, Jeffery E Daly, Cameron R Sneddon, December 14, 2004: US06830467 (95 worldwide citation)

The invention is a mechanism for retaining an electrical transmission line. In one embodiment of the invention it is a system for retaining an electrical transmission line within down hole components. In accordance with one aspect of the invention, the system includes a plurality of downhole compone ...


2
David R Hall, H Tracy Hall Jr, David S Pixton, Scott Dahlgren, Joe Fox, Cameron Sneddon: Electrical contact for downhole drilling networks. IntelliServ, Jeffery E Daly, August 16, 2005: US06929493 (86 worldwide citation)

An electrical contact system for transmitting information across tool joints while minimizing signal reflections that occur at the tool joints includes a first electrical contact comprising an annular resilient material. An annular conductor is embedded within the annular resilient material and has ...


3
David R Hall, H Tracy Hall Jr, David Pixton, Scott Dahlgren, Cameron Sneddon, Michael Briscoe, Joe Fox: Internal coaxial cable seal system. Intelliserv, Cameron R Sneddor, November 23, 2004: US06821147 (83 worldwide citation)

The invention is a seal system for a coaxial cable more specifically an internal seal system placed within the coaxial cable and its constituent components. A series of seal stacks including flexible rigid rings and elastomeric rings are placed on load bearing members within the coaxial cable. The c ...


4
David R Hall, H Tracy Hall, David Pixton, Scott Dahlgren, Cameron Sneddon, Michael Briscoe, Joe Fox: Loaded transducer for downhole drilling components. IntelliServ, Jeffery E Daly, Cameron Sneddon, July 5, 2005: US06913093 (81 worldwide citation)

A robust transmission element for transmitting information between downhole tools, such as sections of drill pipe, in the presence of hostile environmental conditions, such as heat, dirt, rocks, mud, fluids, lubricants, and the like. The transmission element maintains reliable connectivity between t ...


5
David R Hall, Joe R Fox: Expandable metal liner for downhole components. Intelliserv, Jeffery E Daly, October 5, 2004: US06799632 (78 worldwide citation)

A liner for an annular downhole component is comprised of an expandable metal tube having indentations along its surface. The indentations are formed in the wall of the tube either by drawing the tube through a die, by hydroforming, by stamping, or roll forming and may extend axially, radially, or s ...


6
David R Hall, H Tracy Hall Jr, David S Pixton, Scott Dahlgren, Joe Fox, Cameron Sneddon, Michael Briscoe: Seal for coaxial cable in downhole tools. IntelliServ, Cameron Sneddon, Jeffery E Daly, September 20, 2005: US06945802 (77 worldwide citation)

A seal for a coaxial cable electrical connector more specifically an internal seal for a coaxial cable connector placed within a coaxial cable and its constituent components. A coaxial cable connector is in electrical communcation with an inductive transformer and a coaxial cable. The connector is i ...


7
David R Hall, Joe Fox, David S Pixton, H Tracy Hall Jr: Repeatable reference for positioning sensors and transducers in drill pipe. IntelliServ, Jeffery E Daly, May 3, 2005: US06888473 (74 worldwide citation)

A drill pipe having a box end having a tapered thread, and an internal shoulder and an external face for engagement with a drill pipe pin end having a tapered mating thread, and an external shoulder and an external face adapted for data acquisition or transmission. The relative dimensions of the box ...


8
David R Hall, H Tracy Hall Jr, David S Pixton, Scott Dahlgren, Joe Fox: Downhole data transmission system. IntelliServ, Jeffery E Daly, June 20, 2006: US07064676 (55 worldwide citation)

A system for transmitting data through a string of downhole components. In one aspect, the system includes first and second magnetically conductive, electrically insulating elements at both ends of the component. Each element includes a first U-shaped trough with a bottom, first and second sides and ...


9
David R Hall, H Tracy Hall Jr, David S Pixton, Scott Dahlgren, Joe Fox, Cameron Sneddon, Michael Briscoe: Internal coaxial cable electrical connector for use in downhole tools. IntelliServ, Jeffery E Daly, November 29, 2005: US06968611 (50 worldwide citation)

A coaxial cable electrical connector more specifically an internal coaxial cable connector placed within a coaxial cable and its constituent components. A coaxial cable connector is in electrical communcation with an inductive transformer and a coaxial cable. The connector is in electrical communica ...


10
David R Hall, David S Pixton, Monte L Johnson, David B Bartholomew, Joe Fox: Method and apparatus of assessing down-hole drilling conditions. IntelliServ, Tyson J Wilde, Jeffery E Daly, April 24, 2007: US07207396 (43 worldwide citation)

A method and apparatus for use in assessing down-hole drilling conditions are disclosed. The apparatus includes a drill string, a plurality of sensors, a computing device, and a down-hole network. The sensors are distributed along the length of the drill string and are capable of sensing localized d ...