Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6143939 | Method of dehalogenation using diamonds | Phillip B. Kaufman, Edward P. Ladner, Richard Raymond Anderson | 2000-11-07 |
| 5948722 | Method for producing iron-based catalysts | Phillip B. Kaufman, J. Rodney Diehl, Hendrik Kathrein | 1999-09-07 |
| 5721186 | Method for producing catalysis from coal | Frank Derbyshire, Phillip B. Kaufman, Marit Jagtoyen | 1998-02-24 |
| 5369214 | Method for selective dehalogenation of halogenated polyaromatic compounds | Steven C. Petrosius | 1994-11-29 |
| 5214015 | Synthesis of iron based hydrocracking catalysts | Patricia A. Eldredge, Edward P. Ladner | 1993-05-25 |
| 5061363 | Method for co-processing waste rubber and carbonaceous material | Charlene Marie Smith | 1991-10-29 |
| 4784746 | Crude oil upgrading process | Rene B. LaPierre | 1988-11-15 |
| 4642176 | Catalytic dewaxing process | Priscilla L. Adams | 1987-02-10 |
| 4629817 | Transfer of cycloalkyl groups by transalkylation of aromatics | — | 1986-12-16 |
| 4585546 | Hydrotreating petroleum heavy ends in aromatic solvents with large pore size alumina | Emmerson Bowes, Eric Scott | 1986-04-29 |
| 4550090 | Regeneration of ZSM-5 type catalyst with a source of alkali or alkaline earth metal cations or ammonia | Thomas F. Degnan | 1985-10-29 |
| 4548709 | Hydrotreating petroleum heavy ends in aromatic solvents with dual pore size distribution alumina catalyst | Emmerson Bowes, Eric Scott | 1985-10-22 |
| 4486298 | Adsorptive demetalation of heavy petroleum residua | Emmerson Bowes, Susan D. Brandes, Eric Scott | 1984-12-04 |
| 4460458 | Process for demetalizing petroleum utilizing strong solid-phase Bronsted acids | — | 1984-07-17 |
| 4454364 | Methods for the improvement of transalkylation reactions among benzenoid species | Thomas R. Forbus, Jr. | 1984-06-12 |
| 4374725 | Process for coal liquefaction | Darrell D. Whitehurst, Thomas O. Mitchell | 1983-02-22 |
| 4347116 | Two-stage coal liquefaction | Darrell D. Whitehurst, Thomas O. Mitchell | 1982-08-31 |
| 4329221 | Upgrading of hydrocarbon feedstock | Thomas O. Mitchell, Darrell D. Whitehurst | 1982-05-11 |
| 4317712 | Conversion of heavy petroleum oils | — | 1982-03-02 |
| 4303497 | Desulfurization, demetalation and denitrogenation of coal | Thomas O. Mitchell, Darrell D. Whitehurst | 1981-12-01 |
| 4293404 | Dehydroxylation and/or demercaptolation of heavy petroleum oils | Darrell D. Whitehurst | 1981-10-06 |
| 4243539 | Antioxidant stabilized lubricant compositions | Susan D. Brandes | 1981-01-06 |