Patent · US Expired

Process for preparing a catalyst for removing nitrogen oxides

US4725572A · kind A · utility

13Cited by
2References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 19, 1986
Grant dateFeb 16, 1988
Priority date
Expiry dateAug 19, 2006

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D53/8628
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A process for preparing a catalyst for removing nitrogen oxides which comprises sintering orthotitanic acid in coexistence of at least one compound, selected from silicic acid in the form of fine particles, tungsten compounds and molybdenum compounds.

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