{"number":"US12697584B2","kindCode":"B2","documentType":"grant","title":{"original":"System and method for pre-purification of a feed gas stream","english":"System and method for pre-purification of a feed gas stream"},"abstract":{"original":"A system and method of pre-purification of a feed gas stream is provided that is particularly suitable for pre-purification of a feed air stream in cryogenic air separation unit. The disclosed pre-purification systems and methods are configured to remove substantially all of the hydrogen, carbon monoxide, water, and carbon dioxide impurities from a feed air stream and is particularly suitable for use in a high purity or ultra-high purity nitrogen plant.…","english":"A system and method of pre-purification of a feed gas stream is provided that is particularly suitable for pre-purification of a feed air stream in cryogenic air separation unit. The disclosed pre-purification systems and methods are configured to remove substantially all of the hydrogen, carbon monoxide, water, and carbon dioxide impurities from a feed air stream and is particularly suitable for use in a high purity or ultra-high purity nitrogen plant.…"},"applicants":["Linde GmbH","Praxair Technology Inc"],"inventors":["Ralph J. Mancini","Cem E. Celik","Arthur C. Selover","Sesha Hari Vemuri","Thomas A. McNamara","Matthias Grahl","Helko Schneider"],"filingDate":"2023-05-22","publicationDate":"2026-08-04","grantDate":"2026-08-04","verifiedWithOffice":true,"pdfUrl":"https://downloadpatent.com/pdf/US12697584B2.pdf","pages":{"en":"https://downloadpatent.com/patent/US12697584B2","zh-Hant":"https://downloadpatent.com/zh-Hant/patent/US12697584B2","ja":"https://downloadpatent.com/ja/patent/US12697584B2"}}