Skip Navigation
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

National Institute of Environmental Health Sciences

Use this QR code to view the newest version of this document

Your Environment. Your Health.

Patent Detail: Process Using Sorbents for the Removal of SO.sub.x from Flue Gas

Patent Detail

Superfund Research Program

Process Using Sorbents for the Removal of SO.sub.x from Flue Gas

Number: 5,114,691
Year: 1992
Patent Status: Issued
Authors: Pinnavaia, T.J., J. Amarasekera, C.A. Polansky

A process of removing noxious sulfur oxides from gas streams using heated layered double hydroxide (LDH) sorbents is described. The sorbent compositions contain metal components incorporated into the galleries of the LDH structures in the form of metal-containing oxo-anions, to promote the oxidation of sulfur dioxide.

Associated Projects:

  • Michigan State University: Functional Nanostructures of Groundwater Remediation
Back
to Top
Last Reviewed: April 09, 2025