Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5984671 | Sealing device useful for providing air-seal self-controlled discharge of product from a process equipment such as a vertical shaft kiln | Dilip Kumar Dutta, Wahid Ahmed, Pranab Barkakati, Jayanta Jyoti Bora, Subodh Chandra Kalita +2 more | 1999-11-16 |