Patent · US Active

Oxidation catalyst for a compression ignition engine

US11794169B2 · kind B2 · utility

2Cited by
42References
15Claims
0Family size

Inventors

Key dates

Filing dateFeb 23, 2020
Grant dateOct 24, 2023
Priority date
Expiry dateFeb 23, 2040

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02C20/10
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

An oxidation catalyst for treating an exhaust gas from a compression ignition engine, which oxidation catalyst comprises: a substrate; a first washcoat region comprising palladium (Pd) and a first support material comprising cerium oxide; and a second washcoat region comprising platinum (Pt) and a second support material.

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