Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9528001 | Preparation of polymer modified bitumen (PMB) from polyethylene terephthalate (PET) derived polyamido amine | Rabindra Kumar Padhan, Anurag Gupta, Naduhatty Selai Raman | 2016-12-27 |
| 8685232 | Fluid catalytic cracking (FCC) process for manufacturing propylene and ethylene in increased yield | Sukumar Mandal, Asit Kumar Das, Ashwani Yadav, Manoj Yadav, Rajeshwar Dongara +1 more | 2014-04-01 |
| 7473283 | Fuel additive composition for stabilising blends of ethanol and a hydrocarbon | Deepak Kumar Tuli, Rakesh Sarin, Krishan Kumar Swami, Shanti Parkash, Rajeev Ranjan +2 more | 2009-01-06 |
| 7470292 | Antioxidant composition for motor gasoline | Anurag Gupta, Suresh Kumar Puri, Subhash Chand, Vinod Kumar Sharma, Rajagopal Manoharan +2 more | 2008-12-30 |
| 7427303 | Surfactant composition including ethoxylate of CNSL | Rakesh Sarin, Deepak Kumar Tuli, Shanti Parkash, Krishan Kumar Swami, Rajiv Ranjan +2 more | 2008-09-23 |
| 7396802 | Corrosion inhibitor/metal passivator additive composition from waste refinery streams | Pankaj Kumar Mondal, Khem Chand Dohhen, Rakesh Sarin, Deepak Kumar Tuli, Ram Prakash Verma | 2008-07-08 |
| 6805790 | Process and an apparatus for preparation of petroleum hydrocarbon solvent with improved color stability from nitrogen rich crude oil | Anurag Gupta, Suresh Kumar Puri, Muniaswamy Rajesh, Ambrish Kumar Misra, Bijendra Singh Rawat | 2004-10-19 |
| 6797021 | Process of preparation of novel mannich bases from hydrogenated and distilled cashew nut shell liquid (CNSL) for use as additive in liquid hydrocarbon fuels | Suresh Kumar Puri, Anurag Gupta, M. Rajesh, Rameshwar Prasad, V. K. Sharma +5 more | 2004-09-28 |
| 6660696 | Thermally stable phosphorothionates as antioxidant, antiwear, friction reducing and extreme pressure lubricant additives from cashew nut shell liquid | Rajeev Ranjan, Ajay Kumar Arora, Rakesh Sarin, Deepak Kumar Tuli, Ram Prakash Verma | 2003-12-09 |
| 6638898 | Process of preparing multi-functional amino di(alkylcyclohexyl) phosphordithioate additive for lubricant composition from saturated cashew nut shell liquid | Krishan Kumar Swami, Shanti Parkash, Rakesh Sarin, Deepak Kumar Tuli | 2003-10-28 |
| 6548459 | Process for preparing rust inhibitors from cashew nut shell liquid | Pankaj Kumar Mondal, Khem Chand Dohhen, Rakesh Sarin, Deepak Kumar Tuli, Niranjan Raghunath Raje | 2003-04-15 |
| 6540904 | Process for the upgradation of petroleum residue | Suhas Ranjan Gun, Priya Bandhu Chowdhury, Kashi Nath Bhattacharya, Achinta Kumar Roy, Umanand Sharma +8 more | 2003-04-01 |
| 6362137 | Process for preparing a corrosion inhibitor/metal passivator additive for lubricant, grease and fuel applications from waste refinery streams | Deepak Kumar Tuli, Rakesh Sarin, Ajay Kumar Arora, Pankaj Kumar Mandal | 2002-03-26 |
| 6339052 | Lubricant compositions for internal combustion engines | Khem Chand Dohhen, Krishan Kumar Swami, Pankaj Kumar Mondal, Shanti Parkash, Rakesh Sarin +1 more | 2002-01-15 |
| 6265359 | Imide-Diurea and imide-urethane urea grease thickeners and organic solvent free process for preparation thereof | Anbanandam Parthiban, Kanta Prasad Naithani | 2001-07-24 |
| 6184429 | Oligomerization of alpha-olefins | Rakesh Sarin, Sabyasachi Sinha Ray, Deepak Kumar Tuli, Madan Mohan Rai, Sobhan Ghosh | 2001-02-06 |
| 6172012 | Titanium complex grease composition including performance additives and process for preparation thereof | Anoop Kumar, S. C. Nagar, Kanta Prasad Naithani, M. M. Rai | 2001-01-09 |
| 6096678 | Process for the preparation of supported aluminium chloride catalyst containing organo aluminium compound | Sabyasachi Sinha Ray, Rakesh Sarin, Deepak Kumar Tuli, Madan Mohan Rai, Sobhan Ghosh +4 more | 2000-08-01 |
| 6090993 | Process for the preparation of aromatic solvent from a dioxane contaminated aromatic stream | Anurag Gupta, Suresh Kumar Puri, Arunagiri Samy, Arvind Pratap Singh, Biswajit Basu +1 more | 2000-07-18 |
| 6015768 | Process for preparation of a heterogeneous catalyst useful for preparation of super high molecular weight polymers of alpha-olefin | Sabyasachi Sinha Ray, Deepak Kumar Tuli, Meeta Sharma, Madan Mohan Rai, Sobhan Ghosh +2 more | 2000-01-18 |
| 6002060 | Process for oligomerisation of alpha-olefins | Rakesh Sarin, Sabyasachi Sinha Ray, Deepak Kumar Tuli, Madan Mohan Rai, Sobhan Ghosh +4 more | 1999-12-14 |
| 5922636 | Catalyst for oligomerization of alpha-olefins | Rakesh Sarin, Sabyasachi Sinha Ray, Deepak Kumar Tuli, Madan Mohan Rai, Sobhan Ghosh | 1999-07-13 |
| 5916850 | Multifunctional additives from cashew nut shell liquid | Deepak Kumar Tuli, Rakesh Sarin, Madan Mohan Rai | 1999-06-29 |
| 5910468 | Process for the preparation of calcium phenate detergents from cashew nut shell liquid | Khem Chand Dohhen, Harish Chander Bhatia, Krishan Kumar Swami, Rakesh Sarin, Deepak Kumar Tuli +1 more | 1999-06-08 |
| 5854182 | Method for producing magnesium borate overbased metallic detergent and to a hydrocarbon composition containing said detergent | Krishan Kumar Swami, Anurag Gupta, Shanti Parkash, Madan Mohan Rai | 1998-12-29 |