Patent · US Expired

Well logging device with a pad

US5508514A · kind A · utility

4Cited by
8References
20Claims
0Family size

Inventors

Key dates

Filing dateSep 30, 1994
Grant dateApr 16, 1996
Priority date
Expiry dateSep 30, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01V11/00
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

The invention concerns a well logging device with a pad, characterized in that the pad has a nuclear sensor with a gamma ray source and two detectors separated by a space in the longitudinal direction, and a second sensor of different type located in said space, preferably a micro-resistivity sensor with electrodes.

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