Thomas R. Halbert
37Patents
13h-index
61Co-inventors
84Inventor score
Filing activity: Jan 2, 1979 → Mar 20, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4978464A | Multi-function additive for lubricating oils | Chemistry; Metallurgy | 66 | Expired |
| US5278121A | Multimetallic sulfide catalyst containing noble metals for hydrodenitrogenation | Performing Operations; Transporting | 60 | Expired |
| US5252199A | Hydrotreating process using novel multimetallic sulfide catalysts | Performing Operations; Transporting | 41 | Expired |
| US6126814A | Selective hydrodesulfurization process (HEN-9601) | Chemistry; Metallurgy | 38 | Expired |
| US8216958B2 | Selective catalysts having silica supports for naphtha hydrodesulfurization | Chemistry; Metallurgy | 36 | Active |
| US5910242A | Process for reduction of total acid number in crude oil | Chemistry; Metallurgy | 29 | Expired |
| US6231753A | Two stage deep naphtha desulfurization with reduced mercaptan formation | Chemistry; Metallurgy | 27 | Expired |
| US5026473A | Transition metal tris-dithiolene and related complexes as precursors to active catalysts | Performing Operations; Transporting | 24 | Expired |
| US6596157B2 | Staged hydrotreating method for naphtha desulfurization | Chemistry; Metallurgy | 22 | Expired |
| US6315890A | Naphtha cracking and hydroprocessing process for low emissions, high octane fuels | Chemistry; Metallurgy | 22 | Expired |
| US6610197B2 | Low-sulfur fuel and process of making | Chemistry; Metallurgy | 20 | Expired |
| US7244352B2 | Selective hydroprocessing and mercaptan removal | Chemistry; Metallurgy | 16 | Expired |
| US4960506A | Desulfurization of hydrocarbons using molybdenum or tungsten sulfide catalysts promoted with low valent group VIII metals | Performing Operations; Transporting | 16 | Expired |
| US4730064A | Heterometallic thiocubanes (C-2044) | Chemistry; Metallurgy | 13 | Expired |
| US6231754A | High temperature naphtha desulfurization using a low metal and partially deactivated catalyst | Chemistry; Metallurgy | 12 | Expired |
| US4207245A | Organometallic intercalates of metal chalcogenohalides | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6409913B1 | Naphtha desulfurization with reduced mercaptan formation | Chemistry; Metallurgy | 11 | Expired |
| US4839326A | Promoted molybdenum and tungsten sulfide catalysts, their preparation and use | Performing Operations; Transporting | 10 | Expired |
| US6913688B2 | Multi-stage hydrodesulfurization of cracked naphtha streams with interstage fractionation | Chemistry; Metallurgy | 8 | Expired |
| US5620591A | Hydroconversion process with plug-flow molybdenum catalyst concentrate preparation | Chemistry; Metallurgy | 7 | Expired |
| US7799210B2 | Process for removing sulfur from naphtha | Chemistry; Metallurgy | 4 | Expired |
| US7297251B2 | Multi-stage hydrodesulfurization of cracked naphtha streams with a stacked bed reactor | Chemistry; Metallurgy | 4 | Expired |
| US7220352B2 | Selective hydrodesulfurization of naphtha streams | Chemistry; Metallurgy | 4 | Expired |
| US5300274A | Method for making molybdenum and sulfur containing compounds | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4681958A | Dithioacid vanadium sulfide dimer compositions | Chemistry; Metallurgy | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.