In the process a slurry of alumina, preferably a microcrystalline boehmite pseudoboehmite intermediate, is prepared in an acidic aqueous medium and droplets of the slurry are passed through air into {HEAD ~ a column} containing {TAIL ~ an upper body} of water immiscible liquid and ammonia and a lower body of aqueous coagulating agent 
containing
In the process a slurry of alumina , preferably a microcrystalline boehmite pseudoboehmite intermediate , is prepared in an acidic aqueous medium and droplets of the slurry are passed through air into { HEAD ~ a column } containing { TAIL ~ an upper body } of water immiscible liquid and ammonia and a lower body of aqueous coagulating agent
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