Patent · US Expired

Methods for detecting leaks in pressurized piping with a pressure measurement system

US6549857B2 · kind B2 · utility

41Cited by
18References
55Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 2, 2001
Grant dateApr 15, 2003
Priority date
Expiry dateMay 2, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01M3/2815
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A method of detecting a leak in a pressurized pipeline system, in which a measurement is performed to determine the difference in the rate of change of pressure due to a leak between one pressure level and at least one other pressure level, after compensation has been made for thermally induced changes in the pressure.

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