Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6406789 | Composite proppant, composite filtration media and methods for making and using same | Johannes A. Geraedts | 2002-06-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6406789 | Composite proppant, composite filtration media and methods for making and using same | Johannes A. Geraedts | 2002-06-18 |