Modifications solve desulfurization unit start-up problems

After a difficult, extended start-up, modifications to equipment, procedures, and chemistry by MOL Hungarian Oil & Gas Co., Budapest, to its gas plant at the Szeged production unit in southern Hungary have permitted the LO-CAT II unit to operate close to expectations.The experience exemplifies the challenges of using aqueous, liquid-redox desulfurization technology for direct treatment of sour associated and process gas streams at elevated operating pressures and relatively high CO2 partial pressures.InstallationARI Technologies, developer of the LO-CAT and LO-CAT II processes (and predecessor of USFilter/Gas Technology Products) supplied a LO-CAT II desulfurization system to MOL Hungaria...

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