... nm). Application: Removal of water, carbon dioxide, and hydrocarbons from feed gas in air pre-purification units;PSA separation ... Purification of air, oxygen, nitrogen, hydrogen and synthesis gases from mixed gas streams; Dehydration and purification of LPG (Liquefied ... or liquids;Removal of H2S(hydrogen sulfide),COS and light thiol from natural gas and LPG (Liquefied Petroleum Gas);Specialized ...