GENEVA, May 9 -- CHINA HAISUM ENGINEERING CO., LTD. (No. 21, Baoqing RoadXuhui District, Shanghai 200031), 中国海诚工程科技股份有限公司 (中国上海市徐汇区宝庆路21号) filed a patent application (PCT/CN2024/130830) for "PREPARATION METHOD FOR TUBULAR GAS-PERMEABLE MEMBRANE FOR WASTEWATER TREATMENT AND DENITRIFICATION PROCESS" on Nov 08, 2024. With publication no. WO/2026/091172, the details related to the patent application was published on May 07, 2026.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World I...