GENEVA, May 19 -- HD KOREA SHIPBUILDING & OFFSHORE ENGINEERING CO., LTD. (477, Bundangsuseo-roBundang-gu, Seongnam-si,Gyeonggi-do 13553), 에이치디한국조선해양 주식회사 (경기도성남시 분당구분당수서로 477), HD HYUNDAI MIPO CO., LTD. (100, Bangeojinsunhwando-roDong-gu,Ulsan 44113), 에이치디현대미포 주식회사 (울산광역시동구방어진순환도로 100) filed a patent application (PCT/KR2024/017226) for "SHIP USING AMMONIA AS FUEL...