Patent · US Active

Solid oxide fuel cell

US10862134B2 · kind B2 · utility

0Cited by

1References

7Claims

0Family size

Assignee

NGK INSULATORS, LTD. · JP

Inventors

Makoto Ohmori · Nagoya, JP
Ayano Kobayashi · Nagoya, JP
Shinji Fujisaki · Kuwana, JP

Key dates

Filing date	Jul 17, 2018
Grant date	Dec 8, 2020
Priority date	—
Expiry date	Aug 26, 2038

Classification

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

Abstract

A solid oxide fuel cell includes a cathode including a complex oxide having a perovskite structure expressed by the formula ABO3, an anode, and a solid electrolyte layer disposed between the cathode and the anode. The cathode includes phosphorus, chromium and boron, a content amount of the phosphorus in the cathode is at least 10 ppm and no more than 50 ppm, a content amount of the chromium in the cathode is at least 50 ppm and no more than 500 ppm, and a content amount of the boron in the cathode is at least 5 ppm and no more than 50 ppm.

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