INTERNATIONAL PATENT: BEIJING URBAN CONSTRUCTION DESIGN AND DEVELOPMENT GROUP CO., LTD., 北京城建设计发展集团股份有限公司 FILES APPLICATION FOR "BLAST CONTROL CONSTRUCTION METHOD FOR STATION IN ROCK STRATUM ZONE BY USING ARCH-COVER METHOD"

GENEVA, Dec. 15 -- BEIJING URBAN CONSTRUCTION DESIGN AND DEVELOPMENT GROUP CO., LTD. (No.5, Fuchengmen BeidajieXicheng District, Beijing 100037), 北京城建设计发展集团股份有限公司 (中国北京市西城区阜成门北大街五号) filed a patent application (PCT/CN2024/110391) for "BLAST CONTROL CONSTRUCTION METHOD FOR STATION IN ROCK STRATUM ZONE BY USING ARCH-COVER METHOD" on Aug 07, 2024. With publication no. WO/2025/251410, the details related to the patent application was published on Dec 11, 2025.

Notably, the patent application was submitted under the Internati...