Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6755964 | Process for the fixed bed sweetening of petroleum distillates using halogenated metal phthalocyanine as a catalyst | Brij Bahadur Agrawal, Som Nath Puri, Gautam Das, Bir Sain, Bhagwati Prasad Balodi +6 more | 2004-06-29 |
| 6740619 | Process for the preparation of a catalyst useful for liquid-liquid sweetening LPG and light petroleum distillates | Bir Sain, Som Nath Puri, Gautam Das, Bhagwati Prasad Balodi, Sunil Kumar +4 more | 2004-05-25 |
| 6696381 | Process for the preparation of a novel catalyst useful for sweetening of sour petroleum distillates | Brij Bahadur Agrawal, Som Nath Puri, Gautam Das, Bir Sain, Bhagwati Prasad Balodi +6 more | 2004-02-24 |
| 6565740 | Process for sweetening of LPG, light petroleum distillates by liquid-liquid extraction using metal phthalocyanine sulphonamide catalyst | Bir Sain, Som Nath Puri, Gautam Das, Bhagwati Prasad Balodi, Sunil Kumar +4 more | 2003-05-20 |
| 5961818 | Process for the production of LPG and high octane aromatic hydrocarbons from non-economically viable petroleum feed stock | Ajit Ram Chandra Pradhan, Nagabhatla Viswanadham, Mohan Lal Sharma, Uma Shanker, Nirmalya Ray | 1999-10-05 |