Patent · US Expired

Purifier

US7438864B2 · kind B2 · utility

3Cited by
9References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 8, 2002
Grant dateOct 21, 2008
Priority date
Expiry dateNov 2, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J19/2495
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

In a system having a component 106 which is capable of reacting with a gaseous contaminant in a gas stream, a purifier assembly 102 is positionable in the gas stream and comprises a purifier medium 112 that reacts with the gaseous contaminant in a manner in which is substantially similar to the manner in which the component 106 reacts with the gaseous contaminant.

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