Patent · US Expired

Downhole measurement apparatus and technique

US7000697B2 · kind B2 · utility

33Cited by
44References
39Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 19, 2001
Grant dateFeb 21, 2006
Priority date
Expiry dateNov 19, 2021

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B49/10
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A system that is usable with a subterranean well that has a casing includes an apparatus that is associated with production of fluid from the well and is located downhole in the well in a passageway of the casing. The system also includes a sensor that is located downhole near the apparatus in the passageway and is adapted to measure a characteristic of the formation fluids and rock located outside of the casing.

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