John E. Gwyn
16Patents
10h-index
10Co-inventors
65Inventor score
Filing activity: Feb 24, 1975 → Apr 28, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3974091A | Fluidized bed regeneration of carbon-contaminated catalysts using gas discharge nozzles of specific dimensions | Performing Operations; Transporting | 32 | Expired |
| US4455220A | Separation of fluid cracking catalyst particles from gaseous hydrocarbons | Performing Operations; Transporting | 32 | Expired |
| US4279734A | Quench Process | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US4755282A | Process for the reduction of NH.sub.3 in regeneration zone off gas by select recycle of certain-sized NH.sub.3 decomposition catalysts | Chemistry; Metallurgy | 25 | Expired |
| US4692311A | Apparatus for the separation of fluid cracking catalyst particles from gaseous hydrocarbons | Performing Operations; Transporting | 21 | Expired |
| US3979175A | Vapor recovery and disposal system | Performing Operations; Transporting | 17 | Expired |
| US4032300A | Oxygen-containing gas distribution apparatus employed in fluidized bed regeneration of carbon-contaminated catalysts | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4279733A | Coking prevention | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US4110193A | Process for production of hydrocarbonaceous fluids from solids such as coal and oil shale | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4405440A | Process for maintaining the temperature of a steam-making effluent above the dew point | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4731228A | Reactor and horizontal cyclone separator with primary mass flow and secondary centrifugal separation of solid and fluid phases | Chemistry; Metallurgy | 10 | Expired |
| US4320795A | Process for heat transfer with dilute phase fluidized bed | Chemistry; Metallurgy | 9 | Expired |
| US5234477A | Method of reducing NO.sub.x emissions in gasoline vehicles | Emerging Cross-Sectional Technologies | 6 | Expired |
| US3994244A | Fluidized waste incinerator and method | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US4081968A | Mining oil shale and backfilling with mechanically compressed spent shale | Fixed Constructions | 0 | Expired |
| US5351482A | Method of maintaining catalytic converter activity in gasoline vehicles | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.