Air Separation

air-separation-cryogenic
Products

Desiccant Air Dryers
 molecular sieves, activated aluminas, silica gels
•  strong crush strength and low attrition
•  offers a long lifespan and high product yield
•  high water adsorption capacity

Cryogenic Air Prepurification

  molecular sieves
•  deeply dehydrates feed streams to prevent freezing
•  removes water (H2O), carbon dioxide (CO2), nitrogen oxides, light weight hydrocarbons and more
Oxygen Generation
 molecular sieves

•  numerous product options to fit your exact application
•  can generate oxygen streams of 95% or greater
•  low attrition and little dust formation
Hydrogen Generation
  molecular sieves, catalysts
•  removes water, carbon monoxide (CO), carbon dioxide (CO2), nitrogen, methane, and more
•  steam methane reforming (SMR) catalyst
Nitrogen Generation
 molecular sieve, catalysts, and activated carbons
•  removes oxygen (O2), water (H2O), and other impurities
•  optimized kinetics and selectivity

Technical Support

Design and Engineering
•  bed loading calculations, bed sizing
•  new construction design work
•  production and yield optimization
•  product education and selection assistance
Loading and Start Up
•  on-site loading and start up assistance
•  turn-around contracting services, turn-key
Operation and Lifespan
•  process optimization and operation analysis
  systems training and activities support
End of Life

  spent material analysis
•  unloading assistance
•  disposal instruction and assistance
•  vessel inspections and repairs

Benefits from the Manufacturer
•  direct from manufacturer pricing
•  inventory in Houston; Omaha; and Shanghai
•  flexible lead times, meet delivery deadlines
•  credit terms for qualified orders

Full Product List
• 4A molecular sieve
• activated alumina
• silica gel
Removes:
• water (H2O)
• carbon monoxide (CO)
• carbon dioxide (CO2)

Full Product List
•  13X molecular sieve
•  CalciumX molecular sieve
Removes:
•  water (H2O)
•  carbon dioxide (CO2)
•  nitrogen oxides
•  light weight hydrocarbons

Full Product List
•  5A molecular sieve
•  13X molecular sieve
•  SodiumX molecular sieve
•  LithiumX molecular sieve
Removes:
•  water (H2O)
•  carbon dioxide (CO2)

•  nitrogen (N2)

Full Product List
•  5A molecular sieve
•  deoxidant catalyst
•  steam methane reforming catalyst
Removes:
•  water (H2O)
•  carbon monoxide (CO)
•  carbon dioxide (CO2)

•  nitrogen (N2)
•  methane (CH4)

Full Product List
•  13X molecular sieve
•  activated carbon
•  deoxidant catalyst
Removes:
•  water (H2O)
•  carbon monoxide (CO)
•  carbon dioxide (CO2)

•  oxygen (O2)
•  light weight hydrocarbons

Product Information

Hengye Inc. offers world-class solutions for Air Separation Units to provide high-purity product streams and maximize production. Our products and expertly skilled team can help optimize your process and create a capital gain by increasing capacity, efficiency, and overall productivity.

Product Information
molecular sieves, activated aluminas, and silica gels

•  used for deep dehydration of air feed streams
•  capable of removing water to less than 0.1 ppm
•  offers advantageous balance of crush strength and adsorption capacity

CryoDry Adsorbents – Product Information
molecular sieves

•  removes water to prevent freezing
•  meet pipeline and environmental specification
•  removes water, carbon dioxide, nitrogen oxides, light hydrocarbons, and more

OxyFlo Adsorbents – Product Information
molecular sieves

•  removes nitrogen, carbon dioxide, and more
•  can generate oxygen streams up to 95% or greater
•  increases product stream value while decreasing transportation and storage costs

HydroFlo Adsorbents – Product Information molecular sieves and catalysts • removes nitrogen, carbon dioxide, and more • steam methane reforming catalyst available • creates hydrogen that’s suitable for use in other processes

NitroFlo Adsorbents – Product Information
various adsorbents

• removes oxygen, carbon dioxide, and more
• specialized catalyst available for removing oxides

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