Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5865989 | Process for sweetening liquid hydrocarbons | Marc Daniel McConnell, Adam R. Pawloski | 1999-02-02 | |
| 5045177 | Desulfurizing in a delayed coking process | James H. Colvert | 1991-09-03 | $78,555,000 |