Patent ID: 7041908
Filing Date: 2006-05-09
Classification: E21B,F16L,H01F,H01R

Abstract:
1. A system for transmitting data through a string of downhole components, each component having a first and second end, with the first end of one component connected to the second end of an adjacent component; the system comprising: a first communication element located proximate the first end of the one component; a second communication element located proximate the second end of the adjacent component, wherein each communication element comprises a metal ring and a wire; a coaxial cable running between the first and second communication elements, the coaxial cable comprising a conductive tube and a conductive core within it; the conductive core having ends terminating within the conductive tube proximate each end of the component; connectors mounted at the ends of the conductive core; wherein each communications element is mounted in the downhole component with the wire passing first through a seal mounted within the conductive tube and then terminating at one of the connectors.