Patent · US Expired

Measurement of porosity and formation factor using slow compressional waves

US4524432A · kind A · utility

9Cited by
3References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 15, 1981
Grant dateJun 18, 1985
Priority date
Expiry dateDec 15, 2001

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01V1/303
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

By establishing a slow compressional wave in subsurface formations, and then measuring the velocity of the slow compressional wave, one can obtain useful information about the porosity and formation factor of the formations through which the slow compressional wave has passed.

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