Patent · US Expired

Insulation material for high voltage electric power cable

US4129552A · kind A · utility

8Cited by
6References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 28, 1977
Grant dateDec 12, 1978
Priority date
Expiry dateFeb 28, 1997

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01B7/02
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Low density polyethylene with a very small proportion of low molecular weight polyethylene (e.g. such as can be extracted by washing by ethanol) is used as an insulation material for high voltage power cable.

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