Patent · US Expired

Dielectric fluids and apparatus incorporating such fluids

US4570043A · kind A · utility

16Cited by
7References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 31, 1983
Grant dateFeb 11, 1986
Priority date
Expiry dateMay 31, 2003

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01B3/24
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Dielectric, cooling or arc-extinguishing fluids comprise a mixture of tetrachlorodifluoroethane and perchloroethylene, optionally with incorporation of a third component which is preferably trichlorotrifluoroethane. Transformer and circuit-interrupter apparatus containing such dielectric fluids are also described.

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