ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,556, issued on June 30, was assigned to Chevron U.S.A. Inc. (San Ramon, Calif.).

"Catalysts and methods for methane dehydrogenation" was invented by Xiaoying Ouyang (San Ramon, Calif.), Alexander E. Kuperman (San Ramon, Calif.) and Huping Luo (San Ramon, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application pertains to a methane dehydrogenation process subjecting a methane feed to a novel SiO2 catalyst under dehydrogenation conditions and producing hydrogen, ethylene, an aromatic, or any mixture thereof. In another embodiment, the present application pertains to a novel catalyst for methane dehydrogenation. The catalyst compr...