Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5232577 | Hydrocracking process with polycyclic aromatic dimer removal | John M. Rosenbaum, Robert W. Bachtel, Dennis R. Cash, David G. Lammel | 1993-08-03 |
| 5190633 | Hydrocracking process with polynuclear aromatic dimer foulant adsorption | David G. Lammel | 1993-03-02 |
| 5190663 | Process for purifying waste water streams by inclusion complexation of polynuclear aromatic hydrocarbons | — | 1993-03-02 |