1999 UPADHYAY, Siddh Nath (b. 1946) PhD,FNAE,FBRS,FIAPSc,FIE,FAFES, Emeritus Professor of Chemical Engineering, Dept.of Chemical Eng. & Tech., Institute of Technology, Banaras Hindu University, Varanasi – 221005; Res. B33/14-13, Gandhinagar, Naria, Varanasi – 221005; Tel: (0542) 2317179(R), 09415372465(M); Email: ; ; Sp. Transfer Processes/Heterogeneous Catalysis/EnvironmentalEngineering/Renewable Energy.