Disclosed is a method for preparing dual colloid catalyst compositions which are suitable for use in {HEAD ~ such processes} as ammonia synthesis, carbon monoxide hydrogenation, hydrogenation and {TAIL ~ denitrogenation} 
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Disclosed is a method for preparing dual colloid catalyst compositions which are suitable for use in { HEAD ~ such processes } as ammonia synthesis , carbon monoxide hydrogenation , hydrogenation and { TAIL ~ denitrogenation }
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