GENEVA, March 2 -- 3R ADDITIVE TECHNOLOGY (SHENZHEN) CO., LTD. (Room 1002, Building A7, Nanshan Zhiyuan, No.1001, Xueyuan Boulevard, Nanshan DistrictShenzhen, Guangdong 518055), 思锐增材（深圳）科技有限责任公司 (中国广东省深圳市南山区桃源街道长源社区学苑大道1001号南山智园A7栋1002室) filed a patent application (PCT/CN2025/115913) for "POROUS MATERIAL POLISHING SYSTEM, POLISHING METHOD, AND METAL POWDER LOW-TEMPERATURE DEOXYGENATION METHOD" on Aug 20, 2025. With publicati...