{"number":"US12697581B2","kindCode":"B2","documentType":"grant","title":{"original":"Pressure swing adsorption apparatus for high purity hydrogen purification from ammonia decomposition and hydrogen purification method using the same","english":"Pressure swing adsorption apparatus for high purity hydrogen purification from ammonia decomposition and hydrogen purification method using the same"},"abstract":{"original":"The present disclosure relates to a pressure swing adsorption apparatus for high purity hydrogen purification from ammonia decomposition and a hydrogen purification method using the same, and more specifically, the pressure swing adsorption apparatus includes a plurality of adsorption towers including a guard bed unit and a hydrogen purification unit, in which each adsorption tower is packed with different adsorbents, to purify high purity hydrogen from mixed hydrogen gas produced after ammonia decomposition, make it easy to replace the adsorbent for ammonia removal, minimize the likelihood th…","english":"The present disclosure relates to a pressure swing adsorption apparatus for high purity hydrogen purification from ammonia decomposition and a hydrogen purification method using the same, and more specifically, the pressure swing adsorption apparatus includes a plurality of adsorption towers including a guard bed unit and a hydrogen purification unit, in which each adsorption tower is packed with different adsorbents, to purify high purity hydrogen from mixed hydrogen gas produced after ammonia decomposition, make it easy to replace the adsorbent for ammonia removal, minimize the likelihood th…"},"applicants":["KOREA INSTITUTE OF ENERGY RESEARCH"],"inventors":["Sang-sup HAN","Hyung-chul YOON","Hee-tae BEUM","Kanghee CHO","Sun Hyung KIM","Hyung Kuk JU","Jae Hyung KIM","Kyungho LEE","Jong-ho PARK","Jong-nam KIM"],"filingDate":"2023-07-27","publicationDate":"2026-08-04","grantDate":"2026-08-04","verifiedWithOffice":true,"pdfUrl":"https://downloadpatent.com/pdf/US12697581B2.pdf","pages":{"en":"https://downloadpatent.com/patent/US12697581B2","zh-Hant":"https://downloadpatent.com/zh-Hant/patent/US12697581B2","ja":"https://downloadpatent.com/ja/patent/US12697581B2"}}