GENEVA, July 14 -- KUNMING METALLURGICAL RESEARCH INSTITUTE CO., LTD. (No. 86 Yuantong North RoadKunming, Yunnan 650031), 昆明冶金研究院有限公司 (中国云南省昆明市圆通北路86号) filed a patent application (PCT/CN2024/135092) for "METHOD FOR TREATING SMELTING WASTE ACID WASTEWATER WITH ACTIVATED SULFUR CONCENTRATE" on Nov 28, 2024. With publication no. WO/2025/145818, the details related to the patent application was published on Jul 10, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Or...