Patent · US Expired

Catalyst supports and fluid treatment devices

US4330436A · kind A · utility

6Cited by
8References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 20, 1980
Grant dateMay 18, 1982
Priority date
Expiry dateAug 20, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02A50/20
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A device for treating fluid, in particular a supported catalyst for motor vehicle exhaust gas purification. The device comprises a plurality of short helical lengths of smooth surfaced wire of aluminium containing iron based alloy wound to avoid self contact, coated with ceramic material and catalytically active material, and assembled together in a container having a gas inlet and a gas outlet.

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