GENEVA, March 22 -- HUANENG YAKESHI POWER GENERATION CO., LTD. (Tonghe East Street (Huiliu River), Muyuan Town, Yakeshi CityHulun Buir, Inner Mongolia 022150), 华能牙克石发电有限公司 (中国内蒙古自治区呼伦贝尔市牙克石市牧原镇通河东街（汇流河）) filed a patent application (PCT/CN2025/116678) for "SECONDARY CIRCUIT MAINTENANCE METHOD AND DEVICE" on Aug 25, 2025. With publication no. WO/2026/056668, the details related to the patent application was published on Mar 19, 2026.
Notably, the patent application w...