ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,752,261, issued on Oct. 6, was assigned to IFP Energies nouvelles (Rueil-Malmaison Cedex, France).

"Selective hydrogenation catalyst comprising a particular distribution of nickel and molybdenum" was invented by Antoine Fecant (Rueil-Malmaison Cedex, France), Philibert Leflaive (Rueil-Malmaison Cedex, France), Etienne Girard (Rueil-Malmaison Cedex, France) and Juan Jose Sossa Ledezma (Rueil-Malmaison Cedex, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "A selective hydrogenation catalyst contains an active phase having a group VIB metal and a group VIII metal, and a porous support containing alumina. The group VIB metal content is between 1 and 18...