Patent · US Expired

Hydraulic oil counting device and water separator

US4499376A · kind A · utility

2Cited by
7References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 14, 1983
Grant dateFeb 12, 1985
Priority date
Expiry dateSep 14, 2003

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2201/062
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Apparatus for measuring the quantity of opaque material within a fluid stream which includes apparatus for directing an associated fluid stream. A beam of infrared light extends through the associated fluid and means are provided for sensing the intensity of the beam of infrared light after passing through the associated fluid. Means is also provided for producing a signal which is a function of an output of the means for sensing.

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