Patent · US Expired

Chemical sensor for wellbore applications

US7231819B2 · kind B2 · utility

25Cited by
24References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 11, 2001
Grant dateJun 19, 2007
Priority date
Expiry dateJun 18, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2030/146
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

There is described an analyzing device having two separation units to separate molecular species to detect molecular species in wellbore fluids with both separation units operating under forced flow conditions to provide for an active separation of subterranean wellbore effluent into its components for subsequent analysis.

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