GENEVA, June 19 -- WSGRI ENGINEERING & SURVEYING INCORPORATION LIMITED filed a patent application (CN2024/134589) for “DEEP UNDERGROUND HYDROGEN STORAGE FACILITY STRUCTURE AND CONSTRUCTION METHOD THEREFOR”. With publication no. WO/2026/102811, here are the other details related to the patent application:

Kind: Initial Publication with ISR [A1]

IPC: E21F 17/16

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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