INTERNATIONAL PATENT: STATE GRID SHANDONG ELECTRIC POWER RESEARCH INSTITUTE, 国网山东省电力公司电力科学研究院, STATE GRID CORPORATION OF CHINA, 国家电网有限公司 FILES APPLICATION FOR "MULTI-LAYER COMPOSITE INTUMESCENT FIRE-RETARDANT COATING AND PREPARATION METHOD AND USAGE METHOD THEREFOR"

GENEVA, Nov. 17 -- STATE GRID SHANDONG ELECTRIC POWER RESEARCH INSTITUTE (No.2000 Wangyue Road, Shizhong DistrictJinan, Shandong 250003), 国网山东省电力公司电力科学研究院 (中国山东省济南市市中区望岳路2000号), STATE GRID CORPORATION OF CHINA (No. 86, West Chang'an StreetXicheng District, Beijing 100031), 国家电网有限公司 (中国北京市西城区西长安街86号) filed a patent application (PCT/CN2024/135758) for "MULTI-LAYER COMPOSITE INTUMESCENT...