Patent · US Expired

Gas treatment device, methods for making and using the same, and a vehicle exhaust system

US7094730B2 · kind B2 · utility

14Cited by
42References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 31, 2002
Grant dateAug 22, 2006
Priority date
Expiry dateFeb 18, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2523/00
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Gas treatment devices and vehicle exhaust systems are disclosed herein. In one embodiment, the vehicle exhaust system, comprises: an engine, a gas treatment device disposed downstream from the engine, the gas treatment device comprising a housing, a substrate disposed within the housing, the substrate comprising a catalyst and a hexaaluminate comprising a catalyst stabilizer disposed in a hexaaluminate crystal structure.

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