GENEVA, Dec. 21 -- CHINA COAL BEIJING COAL MINING MACHINERY CO., LTD. (No. 1, Kuangji Road, Chengguan TownFangshan District, Beijing 102400), 中煤北京煤矿机械有限责任公司 (中国北京市房山区城关镇矿机路1号) filed a patent application (PCT/CN2024/099737) for "HYDRAULIC SUPPORT SUPPORTING FORCE TESTING DEVICE AND METHOD" on Jun 18, 2024. With publication no. WO/2025/255856, the details related to the patent application was published on Dec 18, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by...