International Patent: AUSTENITIC STEEL HAVING EXCELLENT CRYOGENIC TOUGHNESS IN WELD HEAT-AFFECTED ZONE, AND MANUFACTURING METHOD THEREFOR

GENEVA, July 2 -- POSCO CO., LTD filed a patent application (KR2025/021327) for “AUSTENITIC STEEL HAVING EXCELLENT CRYOGENIC TOUGHNESS IN WELD HEAT-AFFECTED ZONE, AND MANUFACTURING METHOD THEREFOR”. With publication no. WO/2026/134992, here are the other details related to the patent application:

Kind: Initial Publication with ISR [A1]

IPC: C22C 38/38

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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