Patent · US Expired

Flowmeter fluid composition correction

US4885938A · kind A · utility

28Cited by
8References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 16, 1988
Grant dateDec 12, 1989
Priority date
Expiry dateDec 16, 2008

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01F1/6842
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Certain relationships among the mass flow signal the thermal conductivity, specific heat and density of the fluid measured can be used to correct a mass flowmeter measurement with respect to changes in composition of the fluid.

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