ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,428,704, issued on Sept. 30, was assigned to KOREA ATOMIC ENERGY RESEARCH INSTITUTE (Daejeon, South Korea).

"Nickel-based superalloy for diffusion bonding and method for diffusion bonding using the same" was invented by In Jin Sah (Sejong-si, South Korea), Jong Bae Hwang (Sejong-si, South Korea), Eung Seon Kim (Sejong-si, South Korea) and Min Hwan Kim (Sejong-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a nickel-based superalloy for diffusion bonding, which includes a surface depletion layer in a state in which an aluminum (Al) or titanium (Ti) content is depleted, the surface depletion layer being for...