| abstract |
providing an activated alumina adsorbent impregnated with a compound selected from the group consisting of at least one alkali metal compound, at least one alkaline earth metal compound, or a mixture of such compounds; contacting a liquid or gas containing an acid gas contaminant with an activated alumina adsorbent to adsorb an acid gas contaminant in the liquid or gas sufficient to lower the contaminant content of the liquid or gas, wherein the alumina adsorbent comprises agglomerated calcined alumina An adsorption method for removing acid gas contaminants from a liquid or gas is disclosed, which is formed from a powder and has a mercury pore volume of at least 0.10 cc/g for pores greater than 500 angstroms. |