Patent · US Expired

Probe for determining organic liquids

US4125822A · kind A · utility

22Cited by

5References

2Claims

0Family size

Inventors

Benno Perren · Wettingen, CH
Herbert Schreiber · Wollerau, CH

Key dates

Filing date	Oct 20, 1975
Grant date	Nov 14, 1978
Priority date	—
Expiry date	Oct 20, 1995

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T436/21
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

The presence of an organic liquid is detected by means of a probe which comprises a rubber-like material which is swellable in an organic liquid, which rubber-like material has electrically-conductive solid particles distributed therethrough, in such concentration as to touch each other.

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