Cryogenic ASU Air Pre Purification
Pre purifying air feed to cryogenic air separation units by removing water, carbon dioxide, and trace hydrocarbons on a graded molecular sieve and activated alumina bed.
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Complete project, engineering design, fabrication, installation, commissioning, and handover. FireBag-led EPC.
Instrument and Plant Air Drying
Heatless desiccant drying of compressed instrument air and plant air using activated alumina to deliver pressure dew points below minus 40 °C for DCS pneumatic systems.
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Ethanol Dehydration (Biofuel)
Breaking the ethanol water azeotrope using 3A molecular sieve to produce fuel grade anhydrous ethanol at 99.5 percent purity or higher for blending into gasoline.
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Cracked Gas Drying (Ethylene)
Drying ethylene cracked gas using 3A molecular sieve to protect downstream low temperature distillation and polymerisation catalysts from water poisoning and coke laydown.
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Biogas Upgrading (CO₂ Removal)
Carbon dioxide removal from anaerobic digester biogas and landfill gas using carbon molecular sieve PSA to deliver grid quality bio methane for pipeline injection or CNG vehicle fuel.
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Mercury Removal from Natural Gas
Sulphur impregnated activated carbon mercury removal from natural gas, condensate, and refinery streams to protect cryogenic and brazed aluminium equipment from mercury amalgam attack.
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Gas Sweetening (H₂S and CO₂ Removal)
Removing hydrogen sulphide and carbon dioxide from natural gas and refinery streams using 13X molecular sieve TSA or impregnated activated carbon to meet pipeline and LNG specifications.
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Air Drying and Purification
Compressed air drying and purification to ISO 8573 air quality standards using activated alumina or silica gel desiccant in heatless or heated dryer cycles.
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Hydrogen Purification (PSA)
High purity hydrogen recovery from steam methane reformer off gas, chlor alkali by product gas, or electrolyser product using a layered adsorbent bed pressure swing adsorption cycle.
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LNG Pre Treatment
Removing water, carbon dioxide, mercury, and trace contaminants from natural gas feed to LNG liquefaction trains using 13X molecular sieve and impregnated guard beds.
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