Skip to main content
Air Liquide
Air Liquide worldwide
Please select
Search
Air Liquide
Group

Quick Access

Businesses
Magazine
Shareholders
Access your Account Open a share Account

Quick Access

Investors

Quick Access

Media
Careers
Find our job offers Spontaneous application

Group

Open

Who we are

Open

Governance

Open

What we do

Open

Our strategy

Open

Innovation

Open

Research & Development

Open

Global markets & Technologies

Open

Sustainable development

Open

Group fundamentals

Open

Extra financial regulations

Open

Quick Access

Businesses

Open

Industry

Open

Markets

Open

Processes

Open

Healthcare

Open

Our expertise

Open

Our R&D

Open

Diseases

Open

Public health challenges

Open

Electronics

Open

Engineering & Construction

Open

Science & New energies

Open

Large projects

Open

New energies

Open

Magazine

Open

Shareholders

Open

Follow the Air Liquide share

Open

Factsheets

Open

Media library

Open
Access your Account Open a share Account

Quick Access

Investors

Open

Investing in Air Liquide

Open

Credit investor

Open

Governance

Open

Quick Access

Media

Open

Careers

Open

Careers at Air Liquide

Open

You at Air Liquide

Open

Students

Open

Graduates

Open
Find our job offers Spontaneous application
  • Media
  • From Biogas purification to bio-NGV: Air Liquide expertise and experience

From Biogas purification to bio-NGV: Air Liquide expertise and experience

From Biogas purification to bio-NGV: Air Liquide expertise and experience

Media Relations

Caroline Brugier

Media & Social Media Manager

+33 (0)1 40 62 50 59

Send an email

Christel des Royeries

Director of External Communications

+33 (0)1 40 62 58 49

Send an email

Follow us

Twitter
Follow us on Twitter

Iconography

Visit our corporate media library

Write to us

Please fill in the form