Heat exchange methods and apparatus
Heat exchanger with flowing action and air distillation...
Heat exchanger, and its use in an air separation unit
Helium 3 - helium 4 dilution refrigerator
Helium recovery from natural gas integrated with ngl recovery
Helium-enriched helium-hydrogen mixture from ammonia...
Helium-enriched helium-hydrogen mixture using methane to...
High ethane recovery configurations and methods in lng...
High pressure nitrogen production cryogenic process
High pressure, improved efficiency cryogenic rectification...
High propane recovery process and configurations
High purity nitrogen production process and installation
High recovery cryogenic rectification system
High-pressure gas fractionation process and system
Hybrid air and nitrogen recycle liquefier
Hybrid gas liquefaction cycle with multiple expanders
Hybrid membrane - cryogenic generation of argon concurrently...
Hybrid membrane/cryogenic process for hydrogen purification
Hybrid nitrogen generator with auxiliary column drive
Hybrid nitrogen generator with auxiliary reboiler drive