Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632527 | Composite proppant, composite filtration media and methods for making and using same | Johannes A. Geraedts | 2003-10-14 |
| 6582819 | Low density composite proppant, filtration media, gravel packing media, and sports field media, and methods for making and using same | Johannes A. Geraedts | 2003-06-24 |
| 6528157 | Proppants with fiber reinforced resin coatings | Hamid Hussain, Michael J. Callanan | 2003-03-04 |