Gases [ Return to Products and Services ]
Oxygen
| Food-processing | Oxygenation of fish-breeding tanks |  |
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| Chemicals and petrochemicals | Used in combination with other molecules to manufacture plastics |  |
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| Machine/Metal construction | Used in combination with a fuel gas (such as acetylene) for cutting and welding | |
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| Paper | Environment-friendly paper pulp bleaching | |
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| Oil refining | Stimulation of certain plants and upgrading of residues (for chemicals or electric power production) | |
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| Healthcare | Treatment of respiratory insufficiencies and resuscitation |  |
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| Semiconductors | Used ultra pure to oxidize certain materials | |
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| Steel and iron | Decarburization of cast iron to produce steel, and to enrich blast furnace air | |
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| Space | Oxidant for cryogenic motor rockets | |
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| Glass | Environment-friendly glass melting | |
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| Other applications | Biological water purification, clean waste incineration | |
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Carbon dioxide
| Food-processing | Carbonation of carbonated beverages, draft beer and quick-freezing | |
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| Machine/Metal construction | Shielding of welds against oxidation | |
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| Healthcare | Surgical dilation by intra-abdominal insufflation | |
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| Other applications | Carbon dioxide snow for fire extinguishers; pH control and regulation of waste waters, swimming pools, etc... | |
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Argon
| Machine/Metal construction | Protection of welds against oxidation, reduction of welding emissions | |
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| Laboratories | Used pure and in mixtures for industrial and hospital analyses and quality control | |
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| Semiconductors | Used ultra-pure to protect against impurities | |
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| Steel and iron | Mixing and protection of continuously cast steel against oxidation | |
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| Other applications | Inflation of car airbags | |
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Acetylene
| Machine/Metal construction | Cutting and welding (with oxygen) | |
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| Glass | Lubrication of bottle production molds | |
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Nitrogen
| Food-processing | Quick-freezing to preserve and protect foods (used pure or mixed with CO2) | |
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| Chemicals and petrochemicals | Quality protection of products and facilities |  |
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| Machine/Metal construction | Heat treatment of various metals | |
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| Laboratories | Used pure or in mixtures for various industrial and hospital analyses and quality control | |
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| Oil refining | Quality protection of products and facilities | |
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| Healthcare | Low-temperature preservation of living tissues and cells | |
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| Semiconductors | Used ultra-pure for overall protection against impurities and oxidation | |
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| Steel and iron | Pneumatic transportation of powdered charcoal | |
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| Glass | Protection of continuously cast glass against oxidation | |
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| Other applications | Tyre inflation | |
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Hydrogen
| Food-processing | Production of food oils | |
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| Chemicals and petrochemicals | Combined with other molecules to produce plastics | |
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| Machine/Metal construction | Heat treatment of various metals | |
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| Laboratories | Used pure and in mixtures for industrial and hospital analyses and quality control | |
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| Oil refining | Desulfurizing of fuel-oil and gasoline | |
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| Semiconductors | Used ultra pure to reducing certain materials | |
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| Steel and iron | Direct reduction of ore | |
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| Space | Cryogenic rocket motor fuel | |
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| Glass | Polishing | |
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Other gases
| Laboratories | Pure gases (helium, etc.) and mixtures: industrial and hospital analyses and quality control | |
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| Paper | Ozone: Clean paper pulp bleaching | |
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| Healthcare | Nitrous oxide: used as an anesthetic or an analgesic Helium: cooling of medical imaging devices | |
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| Semiconductors | Specialty gases: such as ultra-pure silane used for silicon deposition | |
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| Space | Helium: pressurization of cryogenic tanks | |
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| Other applications | Helium: balloon inflation; leak detection; supra-conductivity | |
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