| Description | Photograph of Austen Harrup, Experimental Officer at the University of Surrey; Peder Baner, Managing Director, Petrofina subsidiary, The Energy Equipment Company; Professor Roland Clift, Head of the Department of Chemical and Process Engineering and Mr Keith Parfitt, Petrofina, in front of the Petrofina Fluidised-bed Combustion Rig in the Department of Chemical and Process Engineering at the University of Surrey |