Patent · US Expired

Transformer oil gas extractor

US5400641A · kind A · utility

22Cited by
12References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 3, 1993
Grant dateMar 28, 1995
Priority date
Expiry dateNov 3, 2013

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N33/2841
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A device is disclosed for extracting dissolved gases from oil in an electrical transformer and for analyzing those gases using a plurality of gas sensors, a signal processor, and a neural network.

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