Patent · US Active

Catalytic composition for treating a NOx-containing exhaust gas

US11904305B2 · kind B2 · utility

0Cited by
2References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 6, 2022
Grant dateFeb 20, 2024
Priority date
Expiry dateMay 6, 2042

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/12
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A catalytic composition for treating a NOx-containing exhaust gas, wherein the composition comprises a copper-substituted zeolite comprising: i) Ce in a total amount of about 0.1 to about 200 g/ft3; and ii) Mn in a total amount of about 0.1 to about 200 g/ft3.

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