Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10703994 | Process and apparatus for two-stage deasphalting | Hans G. Lefebvre | 2020-07-07 |
| 10041004 | Processes for producing deashed pitch | Grant H. Yokomizo, Robert S. Haizmann, Hans G. Lefebvre, Trung Pham, Andrew J. Towarnicky | 2018-08-07 |
| 10041011 | Processes for recovering hydrocarbons from a drag stream from a slurry hydrocracker | Robert S. Haizmann, Trung Pham, Hans G. Lefebvre | 2018-08-07 |
| 9783748 | Process for producing diesel fuel | Craig Harvey, Haiyan Wang, B. Daniel Thomas, Brian Ganyu | 2017-10-10 |
| 9567654 | Binder for metallurgical coke and a process for making same | — | 2017-02-14 |
| 9127216 | Process and apparatus for recycling a deashed pitch | Grant H. Yokomizo | 2015-09-08 |