Patent · US Active

Sensor for detecting the quality of a fluid

US9404845B2 · kind B2 · utility

0Cited by

6References

10Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Markus Gloeckle · Stuttgart, DE
Andreas Fritsch · Eggstätt, DE

Key dates

Filing date	Apr 4, 2012
Grant date	Aug 2, 2016
Priority date	—
Expiry date	Dec 13, 2032

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/40
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A device for measuring the quality of an operating substance and/or additive, in particular a reduction agent, stored in a tank, includes a reference container connected to the operating substance and/or the additive via a semi-permeable diaphragm, in which the reference container is filled with a medium which has a known osmotic pressure relative to the used operating substance and/or additive.

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