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Contact us
General requests
For general requests, regarding our company or your experience with our website, you may fill-in the form below. Your request will be forwarded to the dedicated department in order to answer you promptly.
For commercial requests (products and services, buying or return of cylinders, safety data sheets...) you may find the most relevant contact on our local websites.
Shareholders & Investors
- Contact the Shareholder Services
- Contact the Investors Relation Services