Patent · US Expired

Flue gas desulfurization process

US4613487A · kind A · utility

26Cited by
5References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 22, 1985
Grant dateSep 23, 1986
Priority date
Expiry dateMar 22, 2005

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D53/501
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Flue gas is desulfurized by mixing into the combustion zone a finely divided sorbent such as calcium carbonate and, downstream of the mixing point, reactivating the sorbent by spraying the gaseous suspension with an aqueous solution of solubilizing agent such as a deliquescent compound or a strongly ionizing inorganic salt.

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