Patent · US Expired

Downhole recorder system

US7373975B2 · kind B2 · utility

2Cited by
8References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 18, 2005
Grant dateMay 20, 2008
Priority date
Expiry dateJan 7, 2026

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B47/26
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A downhole recorder system for use with a downhole assembly to be lowered into a borehole comprises at least one recorder uniquely associated to a determined sub-assembly of the downhole assembly. The at least one recorder allows to store operating data related to the determined sub-assembly. The stored operating data are extractable at least when the determined sub-assembly is disassembled from the downhole assembly.

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