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Air Liquide Advanced Separations

  • Biogas
  • Nitrogen

    Nitrogen

    Air Liquide’s membrane technology delivers uncompromising performance within a compact design. By utilizing a proven polymer blend and advanced hollow fiber technology, Air Liquide Advanced Separations (ALaS) membranes generate an optimal balance of productivity and recovery for onsite nitrogen supply.
    Discover our applications
    • Industrial Inerting Applications
    • Oil & Gas Applications
    • Mining Applications
    • Aero Applications
  • Hydrogen

    Hydrogen

    Air Liquide Advanced Separations’ (ALaS) hollow fiber membranes offer the most robust solution for hydrogen purification needs. 

    Discover our applications
    • Ammonia Purge Gas Applications
    • Gas to Liquids Applications
    • Methanol Purge Gas Applications
    • Syngas Ratio Adjustment Applications
  • Natural gas

    Natural gas

    Air Liquide Advanced Separations (ALaS) manufactures a comprehensive line of membrane products for natural gas and associated petroleum gas treatment.

    Discover our applications
    • Carbon Dioxide Removal Applications
    • Dehydration Applications
    • Fuel Gas Conditioning Applications
    • Hydrocarbon Dew Point Control Applications
    • Hydrogen Sulfide Removal Applications
  • Helium
  • About Us

    About Us

    Air Liquide Advanced Separations (ALaS) is the company's brand of industry-leading advanced membrane separation technology.

    • Advanced Separations

      • Who We Are
      • News & Resources
      • Our Membrane Technology
    • Our Markets

      • Aero
      • Marine
      • Oil & Gas
      • Petrochemical
      • Renewable Energies
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  2. Air Liquide Advanced Separations

The world leader in gas separation membrane technology.

Learn more about

  • Nitrogen applications
    When membrane productivity and recovery are critical to your system
    Read more
  • Hydrogen applications
    Advanced technologies for the future of advanced separations
    Read more
  • Natural Gas applications
    Advanced membrane technology for the purification of natural gas and associated gas
    Read more
  • Helium applications
    Membrane technology for helium recovery
    Learn more
  • Biogas applications
    Air Liquide provides biogas upgrading solutions for a variety of biogas sources and volumes
    Learn more

Air Liquide Advanced Separations in figures

  • 30+
    years experience

  • 130+
    employees

  • 200+
    patents

Our latest news

  • News

Air Liquide has successfully delivered the largest helium purification plant in Canada

July 23, 2021
  • News

Air Liquide provides CO2 membrane technology to Siemens Energy for FPSO project in an oil field offshore South America

July 06, 2021
  • News

Air Liquide Deploys Membrane Solution for MODEC FPSO

March 01, 2021
  • News

Air Liquide Signs Membrane Contract with North American Helium for Largest Helium Extraction Plant in Canada

January 05, 2021

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Logo - Air Liquide Advanced Separations
Air Liquide Advanced Separations (ALaS) is the company's brand of industry-leading advanced membrane separation technology.
Our applications
  • Nitrogen applications
  • Biogas applications
  • Helium applications
  • Hydrogen applications
  • Natural Gas applications

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