International Patent: METHOD AND SYSTEM FOR DISCHARGING WATER INRUSH FROM PIPE PILE IN FOUNDATION PIT

GENEVA, Oct. 30 -- SHANGHAI CHANGKAI GEOTECHNICAL ENGINEERING CO., LTD filed a patent application (CN2025/132705) for “METHOD AND SYSTEM FOR DISCHARGING WATER INRUSH FROM PIPE PILE IN FOUNDATION PIT”. With publication no. WO/2026/223003, here are the other details related to the patent application:

Kind: Initial Publication with ISR [A1]

IPC: E02D 5/22

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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