GENEVA, April 4 -- HUNAN ARSENIC ENVIRONMENTAL TECHNOLOGY CO., LTD (Room 603, Building 6, Central South University Science Park (R & D) HQ, Yuelu DistrictChangsha, Hunan 410001), 湖南艾森尼克环保科技有限公司 (中国湖南省长沙市湖南省长沙市岳麓区中南大学科技园研发总部6栋603) filed a patent application (PCT/CN2024/123742) for "IRON PHOSPHATE ADSORBENT AND USE THEREOF IN PRE-CONCENTRATION OF LOW-CONCENTRATION LITHIUM-CONTAINING SOLUTION" on Oct 09, 2024. With publication no. WO/2026/065583, t...