Patent · US Active

Catalyst for exhaust gas purification and manufacturing method thereof

US12042789B2 · kind B2 · utility

0Cited by
10References
12Claims
0Family size

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Key dates

Filing dateDec 1, 2022
Grant dateJul 23, 2024
Priority date
Expiry dateDec 1, 2042

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01N2510/06
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A catalyst for purifying exhaust gas includes a first catalyst including a first metal oxide on which platinum (Pt) and rhodium (Rh) are supported, and a second catalyst including a second metal oxide on which palladium (Pd) and platinum (Pt) are supported, wherein the first catalyst and the second catalyst are physically mixed.

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