Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6579947 | Hydraulic fracturing fluid comprising a block copolymer containing at least one water-soluble block and one hydrophobic block | Mathieu Joanicot, Robert Tillotson | 2003-06-17 |