GENEVA, July 2 -- POSCO HOLDINGS INC. filed a patent application (KR2025/022128) for “APPARATUS AND SYSTEM FOR AUTOMATING GAS SEALING OF COKE OVEN DOOR”. With publication no. WO/2026/135292, here are the other details related to the patent application:
Kind: Initial Publication with ISR [A1]
IPC: C10B 25/16
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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