Patent · US Expired

Low detection limit turbidimeter

US6894778B2 · kind B2 · utility

16Cited by
6References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 22, 2003
Grant dateMay 17, 2005
Priority date
Expiry dateJun 24, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2201/0642
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A turbidimeter having an arrangement of internal surfaces, optical surfaces, and optical restrictions to the field of view of both the illumination and the detector means to significantly improve the lower detection limit of the turbidimeter by reducing the detected signal due to stray light.

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