Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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, Ambrish Kumar Misra, Bijendra Singh Rawat, Akhilesh Kumar Bhatnagar | 2004-10-19 |