1. Department of Chemical Engineering Thapar Institute of Engineering and Technology (Deemed to be University) Patiala 147004 Punjab India
2. Ex-Distinguished Professor Department of Chemical Engineering Thapar Institute of Engineering and Technology (Deemed to be University) Patiala 147004 Punjab India
3. Present address: G-1 Ekta Apartment 120/912 Ranjeet Nagar Kanpur 208005 Uttar Pradesh India
4. Head, Refinery R&D and Process Development, Reliance Industries Limited Jamnagar 361142 Gujarat India