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Select a step where Air Liquide intervenes in your value chain.

Pressure transfer and purging

Oxidation occurs during liquid transfer from one tank to another. Pressure transfer and pipe purging using nitrogen or carbon dioxide consists of using slight over pressure with the gas in a tank, vat or pipeline, to push or flush out the remaining liquid or air while inerting the pipeline and preventing risks of oxidations.
This solution is natural, effective, fast, accurate and well controlled for protecting liquids from oxygen during their transfer from one tank to another, with little investment required.



Our food experts are available to assist with deoxygenation and inerting processes , integrating Nitrogen or Carbon Dioxide injection systems into existing production lines, and monitoring integrated Oxygen management systems.


ALIGAL™ is Air Liquide's premier gas range dedicated to the food and beverage industry. With the necessary process expertise and support, ALIGAL™ solutions can be fully customized to meet your quality and operational requirements.

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