Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11155743 | De-oiled lost circulation materials | V Ramireddy Devarapalli, Sandeep Vasant Chavan, Siddharth Roy | 2021-10-26 |
| 10988672 | Defoaming composition comprising a tall-oil-derived surfactant | Sandeep Vasant Chavan, Alan William Marr | 2021-04-27 |