Patent · US Active

Catalyst substrate, method of manufacturing the same, and exhaust gas purification apparatus

US11280243B2 · kind B2 · utility

1Cited by
0References
14Claims
0Family size

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Key dates

Filing dateApr 16, 2019
Grant dateMar 22, 2022
Priority date
Expiry dateFeb 6, 2040

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01N2330/00
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A catalyst substrate may include a ceramic base body including first and second ends, the second end being opposite to the first end, and the ceramic base body being provided with a plurality of cells each extending between the first and second ends; and a plurality of metal particles or metal fragments introduced into one or more internal spaces of one or more selected cells in the plurality of cells. Each of the plurality of metal particles or metal fragments has a size equal to or less than an opening width of the cell. The plurality of metal particles or metal fragments is configured to generate heat in accordance with varying magnetic field.

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