GENEVA, April 7 -- POSCO HOLDINGS INC. (6261, Donghaean-ro,Nam-gu, Pohang-si,Gyeongsangbuk-do 37859), 포스코홀딩스 주식회사 (경상북도포항시 남구동해안로 6261), RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (67 Cheongam-ro,Nam-gu, Pohang-si,Gyeongsangbuk-do 37673), 재단법인 포항산업과학연구원 (경상북도포항시 남구청암로 67) filed a patent application (PCT/KR2024/012250) for "SIMULTANEOUS PRODUCTION METHOD OF LITHIUM HYDROXIDE AND SULFURIC ACID" on Aug ...