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Applications

Gases

Equipment and Technologies

Production and Distribution

Air Liquide filed the original patents which led to the separation of air gases, oxygen, nitrogen and argon in particular.

Specialty Gases

As the world's largest supplier of industrial, medical and specialty gases you will find Air Liquide on every continent in the world.

ARCAL with ALTOP

Top Performance in Welding

The ARCAL gas package integrates four key components, which provide unmatched benefits for safe, easy-to-use, cost effective, high quality welding.