Brian W. Hedrick
51Patents
11h-index
41Co-inventors
78Inventor score
Filing activity: Dec 28, 1984 → Mar 22, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7247233B1 | Apparatus and process for minimizing catalyst residence time in a reactor vessel | Performing Operations; Transporting | 56 | Expired |
| US4595567A | Cooling fluidized catalytic cracking regeneration zones with heat pipe apparatus | Mechanical Engineering; Lighting; Heating | 55 | Expired |
| US7332132B2 | Stripping apparatus and process | Chemistry; Metallurgy | 41 | Expired |
| US6673133B2 | Cyclone for separating fine solid particles from a gas stream | Emerging Cross-Sectional Technologies | 38 | Expired |
| US6110356A | Slurry circulation process and system for fluidized particle contacting | Chemistry; Metallurgy | 32 | Expired |
| US6797026B2 | Apparatus and process for separating fine solid particulates from a gas stream | Emerging Cross-Sectional Technologies | 26 | Expired |
| US6680030B2 | Stripping process with horizontal baffles | Chemistry; Metallurgy | 18 | Expired |
| US7316733B1 | Diffuser for separator vessel | Performing Operations; Transporting | 16 | Active |
| US5562818A | FCC feed injection with non-quiescent mixing | Chemistry; Metallurgy | 13 | Expired |
| US6042717A | Horizontal FCC feed injection process | Performing Operations; Transporting | 13 | Expired |
| US6627161B1 | Horizontal FCC feed injection and distributor | Performing Operations; Transporting | 12 | Expired |
| US7799287B2 | Apparatus and process for regenerating catalyst | Chemistry; Metallurgy | 11 | Active |
| US5358632A | FCC feed injection with non-quiescent mixing | Chemistry; Metallurgy | 11 | Expired |
| US7915191B2 | Three-stage counter-current FCC regenerator | Performing Operations; Transporting | 9 | Active |
| US7022221B1 | Stripping apparatus and process | Performing Operations; Transporting | 8 | Expired |
| US5474688A | Process for phase separation | Performing Operations; Transporting | 7 | Expired |
| US7118715B1 | Stripping process with disproportionately distributed openings on baffles | Chemistry; Metallurgy | 7 | Expired |
| US6740227B2 | Stripping process with fully distributed openings on baffles | Performing Operations; Transporting | 7 | Expired |
| US6346219B1 | FCC feed injector with closure plug | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5599463A | Phase separator apparatus and its use to separate a mixture of liquids and finely divided suspended particles | Performing Operations; Transporting | 6 | Expired |
| US5340470A | Phase separator apparatus | Performing Operations; Transporting | 6 | Expired |
| US5770078A | Phase separator apparatus to separate a mixture of liquids and finely divided suspended particles | Performing Operations; Transporting | 6 | Expired |
| US5145574A | Process for separating a resin phase from a solvent solution containing a solvent, demetallized oil and a resin | Chemistry; Metallurgy | 5 | Expired |
| US5705130A | FCC feed injection with non-quiescent mixing | Chemistry; Metallurgy | 5 | Expired |
| US5328592A | FCC reactor with tube sheet separation | Chemistry; Metallurgy | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.