| 1 | Preparation of phosphatic fertilizers with a view to conserve sulphuric acid  | 
| Researcher: | Mohajir, Akhtar J | 
| University: | Osmania University | 
| Language: | English | 
| 2 | |
| Researcher: | Murty, K N | 
| University: | Osmania University | 
| Language: | English | 
| 3 | |
| Researcher: | Narayana Rao, V | 
| University: | Indian Institute of Technology-Madras | 
| Language: | English |