Patent · US Expired

Carbon monitor containing anion exchange resin

US5141717A · kind A · utility

32Cited by
3References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 24, 1990
Grant dateAug 25, 1992
Priority date
Expiry dateDec 24, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T436/235
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Apparatus for measuring the concentration of carbon compounds in water, the apparatus including a reaction zone for converting such carbon compounds to free and/or combined carbonaceous acids, a device for introducing at least a portion of the water to be analyzed as liquid or vapor into such zone, a device for contacting such acids with weakly basic anion exchange resin and a device for measuring the electrical impedance of at least a portion of such resin.

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