Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7581601 | Drill cuttings re-injection system | Marcio Laureano | 2009-09-01 |
| 5922277 | Recycling system for hazardous waste disposal | Ron Donhoff, Richard Marshall | 1999-07-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7581601 | Drill cuttings re-injection system | Marcio Laureano | 2009-09-01 |
| 5922277 | Recycling system for hazardous waste disposal | Ron Donhoff, Richard Marshall | 1999-07-13 |