US Patent Issued to Cenovus Energy on Aug. 19 for "Methods for carbon dioxide or hydrogen sulfide sequestration in a subterranean reservoir using sorbent particles" (Canadian Inventors)

ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,392,224, issued on Aug. 19, was assigned to Cenovus Energy Inc. (Calgary, Canada).

"Methods for carbon dioxide or hydrogen sulfide sequestration in a subterranean reservoir using sorbent particles" was invented by Amos Ben-Zvi (Calgary, Canada), Michael Patrick McKay (Calgary, Canada) and Paulina Morasse (Calgary, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods are provided for sequestering a pollutant gas of carbon dioxide (CO2) gas and/or hydrogen sulfide (H2S) gas in a subterranean reservoir. In one method, a carrier gas containing pollutant-sorbent particles (e.g., nanoparticles) is pumped into the subterranean reservoir, the pollutant...