| 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 |
| Process for preparing improved silicon carbide powder | January 21, 2019 | 10/27/2004 |
| A process for the preparation of hyperbranched polymers of diisoprophenylbezene or divinylbenzene or its copolymers | January 21, 2019 | 08/26/1999 |
| 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 process for making rare earth doped optical fibre | January 21, 2019 | 03/31/2003 |
| A composition for the manufacture of flyash based rigid roof supports | January 21, 2019 | 07/31/2002 |
| A process for the biotransformation of cyanohydrocarbons to corresponding amides | January 21, 2019 | 01/18/2000 |
| A process for the preparation of ester derivatives of acyclic monoterpenoid | January 21, 2019 | 01/19/2001 |
| Device for supplying disintegrated coal to furnace | January 21, 2019 | 12/31/2003 |
| A bioactive hexane fractoin cim 109 from the plant vetivera zizanioides useful for inhibiting the growth of drug resistant bacterial pathogen | January 21, 2019 | 08/05/2003 |