Patent · US Expired

Exhaust gas treating agent and a method of treating exhaust gas using the agent

US5728642A · kind A · utility

3Cited by
6References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 1995
Grant dateMar 17, 1998
Priority date
Expiry dateFeb 3, 2015

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D53/8659
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

There is provided with a method of treating an exhaust gas comprising the steps of loading into a column an exhaust gas treating agent containing as a main component a metal of which surface is fluorinated previously; passing through the column the exhaust gas containing nitrogen trifluoride as a component to be treated; and contacting the exhaust gas with the exhaust gas treating agent. And the exhaust gas treating agent is also provided.

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