Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8083845 | Obtaining process of additivated sodic bentonite for use in composition of green sand for molding of cast parts and resulting product | — | 2011-12-27 |
| 7785412 | Additivated coal dust with water soluble carbohydrates for use in the green sand composition for casting molding | — | 2010-08-31 |