Sample of catalyst, spherical granules of desulphuriser, ICI 32-4, stored in glass flask (displayed inverted) for animated process flow display, part of model of 'Ammonia Four', an ammonia synthesis plant at ICI Agricultural Division, Billingham works, by Cleveland Process Designs and ICI Ltd, Stockton on Tees, England, 1976. Sample of catalyst, spherical granules of desulphuriser, ICI 32-4, for ICI Billingham 'Ammonia Four' model 1976
Sample of catalyst, pellets of low temperature shift converter, ICI 52-1, stored in glass flask (displayed inverted) for animated process flow display, part of of 'Ammonia Four', an ammonia synthesis plant at ICI Agricultural Division, Billingham works, by Cleveland Process Designs and ICI Ltd, Stockton on Tees, England, 1976. Sample of catalyst, pellets of low temperature shift converter, ICI 52-1, for ICI Billingham 'Ammonia Four' model 1976