ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,486,806, issued on Dec. 2, was assigned to MITSUBISHI HEAVY INDUSTRIES LTD. (Tokyo).

"Operation method for gas turbine and control device for gas turbine" was invented by Hiroaki Nagahashi (Tokyo), Akinori Hayashi (Tokyo), Hiromi Koizumi (Tokyo) and Tomo Kawakami (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "An operation method for a gas turbine according to at least one embodiment of the present disclosure is an operation method for a gas turbine, including: a step of increasing a co-firing ratio of first fuel the co-firing ratio of which is to be increased and second fuel different from the first fuel. The step of increasing the co-firing ratio...