Alliance member

Air Liquide

A world leader in gases, technologies and services for Industry and Health.

Air Liquide is present in 80 countries with approximately 66,000 employees and serves more than 3.6 million customers and patients. Oxygen, nitrogen and hydrogen are essential small molecules for life, matter and energy. They embody Air Liquide’s scientific territory and have been at the core of the company’s activities since its creation in 1902.

Air Liquide’s ambition is to be a leader in its industry, deliver long term performance and contribute to sustainability. The company’s customer-centric transformation strategy aims at profitable growth over the long term. It relies on operational excellence, selective investments, open innovation and a network organization implemented by the Group worldwide. Through the commitment and inventiveness of its people, Air Liquide leverages energy and environment transition, changes in healthcare and digitization, and delivers greater value to all its stakeholders. 

Air Liquide’s revenue amounted to 21 billion euros in 2018 and its solutions that protect life and the environment represented more than 40% of sales. Air Liquide is listed on the Euronext Paris stock exchange (compartment A) and belongs to the CAC 40, EURO STOXX 50 and FTSE4Good indexes.

Production of liquid hydrogen or liquid natural gas

Cryonod converts networks' energy inefficiencies into highly valuable cryogenic liquids (LH2,LNG) at reduced CO2 emissions and costs, suited for the clean transportation market.

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Optimisation tool for iron melting

A digital energy and resources saving optimisation tool for iron melting by supersonic oxygen injection into shaft furnaces.

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Energy recovery from cryogenic gases

The Eco Chiller is an automated solution for energy recovery during the vaporisation of cryogenic gases (e.g. liquid LN2, LAR, LOX, LCO2) designed to overcome the downsides of ambient air vaporisers.

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Purification of biogas into biomethane

Through the transformation of biomass into biomethane and bio-fertilizers, CO2 emissions from transportation and agriculture are reduced.

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Digital air cleaning pilot solution. Plug-and-Play design.

The Indoor Air Purification Solution aims to provide clean air and energy savings. This is achieved by purifying and recycling indoor air.

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Water purification process through oxidation

Ozone Strong Water consists of water purification through highly efficient advanced oxidation with ozone, ensuring micropollutant and toxicity elimination.

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World-leading hydrogen taxi fleet

HYPE taxi offers a zero-emission solution for passenger transportation in large cities with hydrogen vehicles to fight air pollution, a public health emergency.

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Light Carrier Vehicle refrigeration unit

CryoCity is an innovation for Light Carrier Vehicle refrigeration unit using dry-ice. It offers sustainability, silence and operational excellence.

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Low carbon cleaning for energy producing facilities

The DI Global System uses recycled carbon dioxide, mixed with a small amount of solid material and blasted at high pressure, to clean metal structures for maintenance purposes.

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Greenhouse gas capture technology

The technology consists of a hybrid membrane-liquefaction process to capture CO2 from stack gas of a power plant or industrial source, enabling electricity production by fossil fuel without emissions.

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