Donald E. Hardesty
9Patents
7h-index
12Co-inventors
56Inventor score
Filing activity: Mar 15, 1982 → Apr 24, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4666675A | Mechanical implant to reduce back pressure in a riser reactor equipped with a horizontal tee joint connection | Performing Operations; Transporting | 87 | Expired |
| US4455220A | Separation of fluid cracking catalyst particles from gaseous hydrocarbons | Performing Operations; Transporting | 32 | Expired |
| US4692311A | Apparatus for the separation of fluid cracking catalyst particles from gaseous hydrocarbons | Performing Operations; Transporting | 21 | Expired |
| US4582511A | Process for suppressing the dusting of coal | Chemistry; Metallurgy | 13 | Expired |
| US4459762A | Solvent dewatering coal | Chemistry; Metallurgy | 12 | Expired |
| US4731228A | Reactor and horizontal cyclone separator with primary mass flow and secondary centrifugal separation of solid and fluid phases | Chemistry; Metallurgy | 10 | Expired |
| US4692235A | Selective placement of fluid injection in a riser reactor equipped with a horizontal tee joint connection to substantially reduce back pressure in the riser reactor | Performing Operations; Transporting | 8 | Expired |
| US4422246A | Process for feeding slurry-pressurized and solvent-dewatered coal into a pressurized zone | Chemistry; Metallurgy | 6 | Expired |
| US5260034A | Stage catalyst concentric annular stripper | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.