INTERNATIONAL PATENT: SUMITOMO CHEMICAL COMPANY, LIMITED, 住友化学株式会社, JAPAN ORGANIZATION FOR METALS AND ENERGY SECURITY, 独立行政法人エネルギー・金属鉱物資源機構 FILES APPLICATION FOR "FLOTATION AGENT AND METHOD FOR RECOVERING ARSENIC-FREE COPPER MINERAL"

GENEVA, July 29 -- SUMITOMO CHEMICAL COMPANY, LIMITED (2-7-1, Nihonbashi, Chuo-ku, Tokyo1036020), 住友化学株式会社 (東京都中央区日本橋二丁目７番１号), JAPAN ORGANIZATION FOR METALS AND ENERGY SECURITY (2-10-1 Toranomon, Minato-ku, Tokyo1050001), 独立行政法人エネルギー・金属鉱物資源機構 (東京都港区虎ノ門二丁目１０番１号) filed a patent application (PCT/JP2025/001328) for "FLOTATION AGENT ...