Patent · US Expired

Low temperature process for the reduction of nitrgen oxides in an effluent

US4873066A · kind A · utility

9Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 8, 1989
Grant dateOct 10, 1989
Priority date
Expiry dateFeb 8, 2009

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2219/00058
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A process is presented for the reduction of nitrogen oxides in the effluent from the combustion of a carbonaceous fuel. The process comprises introducing a treatment agent which comprises an ammonium salt selected from the group consisting of triammonium citrate and ammonium formate into an effluent at an effluent temperature of below 1300.degree. F.

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