Patent · US Expired

Selective nitrogen oxides adsorption from hot gas mixtures and thermal release by adsorbent

US6033461A · kind A · utility

12Cited by
13References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 2, 1998
Grant dateMar 7, 2000
Priority date
Expiry dateJan 2, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S95/90
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Selective and thermally reversible adsorption of NO.sub.x from a mixture of hot gases is achieved by contact with an adsorbent of active copper in the form of CuO on a support of TiO.sub.2 and SiO.sub.2 and in the form of Cu.sup.+2 on a support of pillared clay.

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