Patent · US Expired

Perchloroethylene dielectric fluid containing aliphatic hydrocarbons

US4697043A · kind A · utility

15Cited by
4References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 1, 1986
Grant dateSep 29, 1987
Priority date
Expiry dateOct 1, 2006

Classification

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

Abstract

Dielectric fluid is prepared by combining perchloroethylene with an aliphatic hydrocarbon having 7-9 carbon atoms in the aliphatic chain. The resulting dielectric has improved freezing point and nonflammability characteristics.

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