INTERNATIONAL PATENT: BAOSHAN IRON & STEEL CO., LTD., 宝山钢铁股份有限公司 FILES APPLICATION FOR "LOW-COST, HIGH-TOUGHNESS, NON-QUENCHED AND TEMPERED N80 OIL WELL PIPE AND MANUFACTURING METHOD THEREFOR"

GENEVA, March 8 -- BAOSHAN IRON & STEEL CO., LTD. (885 Fujin RoadBaoshan District, Shanghai 201900), 宝山钢铁股份有限公司 (中国上海市宝山区富锦路885号) filed a patent application (PCT/CN2025/115777) for "LOW-COST, HIGH-TOUGHNESS, NON-QUENCHED AND TEMPERED N80 OIL WELL PIPE AND MANUFACTURING METHOD THEREFOR" on Aug 20, 2025. With publication no. WO/2026/046008, the details related to the patent application was published on Mar 05, 2026.

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