EP 4308865 A2 20240124 - SYSTEM AND METHOD FOR PRECOOLING IN HYDROGEN OR HELIUM LIQUEFACTION PROCESSING
Title (en)
SYSTEM AND METHOD FOR PRECOOLING IN HYDROGEN OR HELIUM LIQUEFACTION PROCESSING
Title (de)
SYSTEM UND VERFAHREN ZUR VORKÜHLUNG BEI DER WASSERSTOFF- ODER HELIUMVERFLÜSSIGUNGSVERARBEITUNG
Title (fr)
SYSTÈME ET PROCÉDÉ DE PRÉREFROIDISSEMENT DANS UN TRAITEMENT DE LIQUÉFACTION D'HYDROGÈNE OU D'HÉLIUM
Publication
Application
Priority
- US 202163207684 P 20210315
- US 2022019734 W 20220310
Abstract (en)
[origin: US2022290919A1] Described herein are systems and processes for precooling hydrogen or helium gas streams for liquefaction using liquid nitrogen having reduced energy consumption and amount of liquid nitrogen usage. The systems include a stream of pressurized liquid nitrogen, at least one turboexpander, and at least one heat exchanger.
IPC 8 full level
F25J 1/00 (2006.01)
CPC (source: EP KR US)
F25J 1/0007 (2013.01 - EP KR US); F25J 1/001 (2013.01 - EP KR US); F25J 1/0052 (2013.01 - EP KR); F25J 1/0072 (2013.01 - US); F25J 1/0087 (2013.01 - EP KR); F25J 1/0221 (2013.01 - EP KR US); F25J 2210/42 (2013.01 - EP KR); F25J 2230/20 (2013.01 - EP KR); F25J 2230/42 (2013.01 - EP KR); F25J 2235/42 (2013.01 - EP KR); F25J 2240/12 (2013.01 - US); F25J 2270/14 (2013.01 - EP KR); F25J 2270/16 (2013.01 - EP KR); F25J 2270/904 (2013.01 - US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
US 2022290919 A1 20220915; CA 3212384 A1 20220922; EP 4308865 A2 20240124; JP 2024511600 A 20240314; KR 20230171430 A 20231220; WO 2022197526 A2 20220922; WO 2022197526 A3 20221208
DOCDB simple family (application)
US 202217691554 A 20220310; CA 3212384 A 20220310; EP 22714052 A 20220310; JP 2023557121 A 20220310; KR 20237034634 A 20220310; US 2022019734 W 20220310