| 1 | Studies on mass transfer under pulsations in gas-liquid systems  | 
| Researcher: | De, Parameswar | 
| Guide: | Guha, D K | 
| University: | Indian Institute of Technology | 
| Language: | English | 
| 2 | Hold-up and heat transfer studies with limestone in a direct fired rotary kiln  | 
| Researcher: | De, Dhiren Sankar | 
| University: | Indian Institute of Technology | 
| Language: | English | 
| 3 | |
| Researcher: | De, Pranab Kumar | 
| University: | Indian Institute of Technology-bombay | 
| Language: | English |