Patent · US Active

Cathode material and fuel cell

US10749187B2 · kind B2 · utility

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4Claims
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Assignee

Inventors

Key dates

Filing dateDec 27, 2018
Grant dateAug 18, 2020
Priority date
Expiry dateDec 27, 2038

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/50
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A cathode material used in an anode and a cathode contains (Co, Fe)3O4 and a perovskite type oxide that is expressed by the general formula ABO3 and includes at least one of La and Sr at the A site. A content ratio of (Co, Fe)3O4 in the cathode material is at least 0.23 wt % and no more than 8.6 wt %.

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