Patent · US Expired

Agent and method for removing pollutants from gases

US7056481B2 · kind B2 · utility

0Cited by
5References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 20, 2001
Grant dateJun 6, 2006
Priority date
Expiry dateFeb 20, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2257/7022
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The present invention relates to an agent for removing pollutants from gases comprising a wax which has a drop melting point between 40 and 150° C., a melt viscosity of 2 to 20 000 mPas and a needle penetration of 1 to 50, and which contains at least one alkoxylated compound.

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