INTERNATIONAL PATENT: YANGTZE DELTA REGION INSTITUTE OF UNIVERSITY OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA, HUZHOU, 电子科技大学长三角研究院（湖州） FILES APPLICATION FOR "HOLLOW FUNCTIONAL FIBER PREPARED ON BASIS OF IMPREGNATION AND FREEZE-DRYING PROCESSES AND PREPARATION METHOD THEREFOR"

GENEVA, May 25 -- YANGTZE DELTA REGION INSTITUTE OF UNIVERSITY OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA, HUZHOU (Building B1, Science And Technology Innovation Complex, No. 819 Xisaishan RoadHuzhou, Zhejiang 313000), 电子科技大学长三角研究院（湖州） (中国浙江省湖州市西塞山路819号科技创新综合体B1幢) filed a patent application (PCT/CN2023/133297) for "HOLLOW FUNCTIONAL FIBER PREPARED ON BASIS OF IMPREGNATION AND FREEZE-DRYING PROCESSES, AND PREPARATION METHOD THEREFOR" on Nov 22, 2023. With publication no. WO/2025/10241...