GENEVA, June 29 -- BEIJING DRAINAGE GROUP CO., LTD (B37, North Chegongzhuang AvenueXicheng District, Beijing 100044), 北京城市排水集团有限责任公司 (中国北京市西城区车公庄大街北里乙37号) filed a patent application (PCT/CN2024/117162) for "DEVICE AND METHOD FOR ACCURATELY TREATING SEWAGE" on Sep 05, 2024. With publication no. WO/2025/130172, the details related to the patent application was published on Jun 26, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellec...