GENEVA, June 19 -- CHINA RAILWAY 11TH BUREAU GROUP CO., LTD. filed a patent application (CN2025/119962) for “SLURRY PIPE EXTENSION SYSTEM AND METHOD FOR SPLIT-TYPE LAUNCH OF SLURRY SHIELD MACHINE”. With publication no. WO/2026/103299, here are the other details related to the patent application:

Kind: Initial Publication with ISR [A1]

IPC: E21D 9/06

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

Disclaimer: Curated by HT Syndication....