Patent · US Expired

Electrochemical cell

US4755440A · kind A · utility

30Cited by
3References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 2, 1987
Grant dateJul 5, 1988
Priority date
Expiry dateFeb 2, 2007

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01M6/14
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The invention relates to an electrochemical cell which is safe even under adverse conditions and abuse. The cells comprise an alkaline metal anode, a current collector and an inorganic oxyhalide liquid cathode which contains an alkaline earth metal salt in a suitable solvent, such as thionyl chloride. The cell may contain sulfur dioxide dissolved in the solvent. Suitable salts are alkaline earth metal aluminum chlorides.

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