Patent · US Active

Method and conduit for transmitting signals

US7683802B2 · kind B2 · utility

6Cited by
34References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 16, 2007
Grant dateMar 23, 2010
Priority date
Expiry dateMay 7, 2028

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S439/95
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A wired drill pipe segment includes a tubular body having an axial bore, a box end disposed at a first end of the tubular body having a first core material disposed in the box end, a pin end disposed at a second end of the tubular body having a second core material disposed in the pin end, a first coil winding wound around at least a portion of the first core material and a second coil winding wound around at least a portion of the first core material, a third coil winding wound around at least a portion of the second core material and a fourth coil winding wound around at least a portion of the second core material, a first conductor connected to the first coil winding and the third coil winding and extending through the tubular body, and a second conductor connected to the second coil winding and the fourth coil winding and extending through the tubular body.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.