ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,398,336, issued on Aug. 26, was assigned to KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS (Dhahran, Saudi Arabia).

"Process for removing hydrogen sulfide from sour gases" was invented by Sagheer A. Onaizi (Dhahran, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A process for removing hydrogen sulfide (H2S) from a H2S-containing gas composition includes charging a liquid to a reactor under continuous agitation and dispersing particles of a graphene supported mixed-metal hydroxide composite in the liquid to form a graphene supported mixed-metal hydroxide composite mixture. The method further includes introducing the H2S-containing gas compos...