| A process for making rare earth doped optical fibre | January 21, 2019 | 03/31/2003 |
| A process for the preparation of hyperbranched polymers of diisoprophenylbezene or divinylbenzene or its copolymers | January 21, 2019 | 08/26/1999 |
| Process for preparing improved silicon carbide powder | January 21, 2019 | 10/27/2004 |
| A novel method of mining for underground extraction of coal from a critically thick coal seam standing on pillars and the development made along the roof horizon | January 21, 2019 | 02/15/2002 |
| A method for the preparation of modified bioadsorbent partrticles for the removal of toxic metals and other compounds from water | January 21, 2019 | 09/06/2000 |
| Method for synthesis of geikielite | January 21, 2019 | 03/31/2003 |
| A process for preparation of cellulose fractions | January 21, 2019 | 01/31/2001 |
| A method for preparation of mycolytic enzymes containing mainly chitinase | January 21, 2019 | 01/31/2001 |
| A synergistic composition useful for hepatocurative action against cyp 450 bio-activation mediated hepatotoxicity, induced by one or more drugs | January 21, 2019 | 08/05/2003 |
| An improved process for the production of 3,4,5,6,7,8-hexahydro-1-(aryl methyl) isoquinolines | January 21, 2019 | 11/01/2000 |