INTERNATIONAL PATENT: CRRC QIQIHAR ROLLING STOCK CO., LTD., 中车齐齐哈尔车辆有限公司 FILES APPLICATION FOR "NODULAR CAST IRON MATERIAL, COMPOSITION CONTAINING SAME, BRAKE HEAD AND PREPARATION METHOD FOR NODULAR CAST IRON MATERIAL"

GENEVA, March 2 -- CRRC QIQIHAR ROLLING STOCK CO., LTD. (No.36 Changqian 1ST Avenue, Tiefeng DistrictQiqihar, Heilongjiang 161002), 中车齐齐哈尔车辆有限公司 (中国黑龙江省齐齐哈尔市铁锋区厂前一路36号) filed a patent application (PCT/CN2025/108711) for "NODULAR CAST IRON MATERIAL, COMPOSITION CONTAINING SAME, BRAKE HEAD AND PREPARATION METHOD FOR NODULAR CAST IRON MATERIAL" on Jul 15, 2025. With publication no. WO/2026/040709, the details related to the patent application was published on Feb 26, 2026.

Notably, the patent application was submitted under the I...