Patent · US Expired

Deployment of underground sensors

US7380597B2 · kind B2 · utility

5Cited by
8References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 10, 2003
Grant dateJun 3, 2008
Priority date
Expiry dateOct 27, 2023

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B47/06
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A method of installing a sensor located in a chamber on the out-side of a casing, comprising the steps of positioning the casing in a well, cementing the casing in position, positioning a drilling tool inside the casing level with the chamber, drilling through the casing, chamber and cement into the formation surrounding the well so as to create a fluid communication path, and sealing the hole drilled in the casing.

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