Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5242672 | Process for removing sulfur from organic polysulfides | Jeffrey H. Yen, Glenn T. Carroll, Vijay R. Srinivas, John A. Wismer | 1993-09-07 |
| 5053149 | Method for dewaxing oil and gas pipelines or wells | Paul J. McElligott, Jr., Stanley R. Sandler, John F. Kennoy | 1991-10-01 |
| 4804485 | Polyalkyleneoxyamine catalysts for dialkyl disulfides and/or polysulfides used in dissolving sulfur | Glenn T. Carroll, Michael J. Lindstrom | 1989-02-14 |
| 4725569 | Organopolysulfide-impregnated catalyst and methods of preparation and use | Dennis R. Stevens | 1988-02-16 |
| 4725571 | Presulfiding composition for preparing hydrotreating catalyst activity and process for presulfiding a hydrotreating catalyst | — | 1988-02-16 |
| 4650553 | Electrolytic recovery of lead from scrap | Alfred F. Felgendreger, Ashley D. Nevers | 1987-03-17 |