International Patent: SELF-ANCHORED ARCH RIB SUPPORT CONSTRUCTION METHOD APPLICABLE TO CONFINED SITE

GENEVA, July 9 -- CHINA RAILWAY SHANGHAI ENGINEERING GROUP CO., LTD. filed a patent application (CN2025/129341) for “SELF-ANCHORED ARCH RIB SUPPORT CONSTRUCTION METHOD APPLICABLE TO CONFINED SITE”. With publication no. WO/2026/144436, here are the other details related to the patent application:

Kind: Initial Publication with ISR [A1]

IPC: E01D 21/00

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

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