Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5351482 | Method of maintaining catalytic converter activity in gasoline vehicles | — | 1994-10-04 |
| 5234477 | Method of reducing NO.sub.x emissions in gasoline vehicles | — | 1993-08-10 |
| 4755282 | Process for the reduction of NH.sub.3 in regeneration zone off gas by select recycle of certain-sized NH.sub.3 decomposition catalysts | Norman C. Samish | 1988-07-05 |
| 4731228 | Reactor and horizontal cyclone separator with primary mass flow and secondary centrifugal separation of solid and fluid phases | Thomas S. Dewitz, Wesley A. Parker, Donald E. Hardesty | 1988-03-15 |
| 4692311 | Apparatus for the separation of fluid cracking catalyst particles from gaseous hydrocarbons | Wesley A. Parker, Thomas S. Dewitz, George P. Hinds, Jr., A. Haluk Bilgic, Donald E. Hardesty | 1987-09-08 |
| 4455220 | Separation of fluid cracking catalyst particles from gaseous hydrocarbons | Wesley A. Parker, Thomas S. Dewitz, George P. Hinds, Jr., A. Haluk Bilgic, Donald E. Hardesty | 1984-06-19 |
| 4405440 | Process for maintaining the temperature of a steam-making effluent above the dew point | — | 1983-09-20 |
| 4320795 | Process for heat transfer with dilute phase fluidized bed | Scott C. Roberts | 1982-03-23 |
| 4279733 | Coking prevention | — | 1981-07-21 |
| 4279734 | Quench Process | — | 1981-07-21 |