Jerald A. Howell
12Patents
7h-index
10Co-inventors
55Inventor score
Filing activity: Sep 14, 1982 → Apr 30, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4592830A | Hydrovisbreaking process for hydrocarbon containing feed streams | Chemistry; Metallurgy | 62 | Expired |
| US5055174A | Hydrovisbreaking process for hydrocarbon containing feed streams | Performing Operations; Transporting | 41 | Expired |
| US4608152A | Hydrovisbreaking process for hydrocarbon containing feed streams | Chemistry; Metallurgy | 34 | Expired |
| US4802972A | Hydrofining of oils | Performing Operations; Transporting | 30 | Expired |
| US4659453A | Hydrovisbreaking of oils | Chemistry; Metallurgy | 26 | Expired |
| US5080777A | Refining of heavy slurry oil fractions | Chemistry; Metallurgy | 24 | Expired |
| US4659452A | Multi-stage hydrofining process | Chemistry; Metallurgy | 10 | Expired |
| US4431523A | Upgrading fuel fractions in a re-refined oil process | Chemistry; Metallurgy | 7 | Expired |
| US4708784A | Hydrovisbreaking of oils | Chemistry; Metallurgy | 6 | Expired |
| US4600504A | Hydrofining process for hydrocarbon containing feed streams | Chemistry; Metallurgy | 5 | Expired |
| US4420389A | De-ashing lubricating oils | Chemistry; Metallurgy | 5 | Expired |
| US4705766A | Mixture of a molybdenum carboxylate and a molybdenum dithiophosphate or a molybdenum dithiocarbamate for use in a hydrovisbreaking process | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.