Patent · US Active

Apparatus and methods to perform downhole measurements associated with subterranean formation evaluation

US7581440B2 · kind B2 · utility

22Cited by
28References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 30, 2007
Grant dateSep 1, 2009
Priority date
Expiry dateOct 21, 2027

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B47/12
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A system for testing a subterranean formation penetrated by a well includes a downhole tool configured to be coupled to a work string that includes a tool body having a longitudinal bore for circulating a fluid and at least one aperture configured to receive at least one module. The system further includes a plurality of modules that are each configured to engage the at least one aperture and at least one cavity configured for receiving a probe, and a plurality of probes that each include at least one orifice configured for testing the formation, wherein a first of the plurality of probes has a first configuration and a second of the plurality of probes has a second configuration.

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