Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12049591 | Bitumens comprising unconventional bitumen bases | Alain Quignard, Wilfried Weiss, Isabelle Merdrignac | 2024-07-30 |
| 11702603 | Method for converting feedstocks comprising a hydrocracking step, a precipitation step and a sediment separation step, in order to produce fuel oils | Wilfried Weiss, Isabelle Merdrignac, Ann CLOUPET | 2023-07-18 |
| 11692142 | Method for converting feedstocks comprising a hydrotreatment step, a hydrocracking step, a precipitation step and a sediment separation step, in order to produce fuel oils | Wilfried Weiss, Isabelle Merdrignac, Ann CLOUPET | 2023-07-04 |
| 9840674 | Process for converting petroleum feedstocks comprising an ebullating-bed hydrocracking stage, a maturation stage and a stage of separating the sediments for the production of fuel oils with a low sediment content | Wilfried Weiss | 2017-12-12 |