Patent · US Expired

Calibrating particle emission-detecting instruments

US5604295A · kind A · utility

4Cited by
6References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 27, 1996
Grant dateFeb 18, 1997
Priority date
Expiry dateMar 27, 2016

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N15/06
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

In the calibration of a dust concentration measuring instrument at very low dust in gas concentration levels dust is introduced at a known and uniform rate into a gas stream and the instrument is caused to provide a detected concentration value.

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