Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11168270 | Catalytic stripping process | — | 2021-11-09 |
| 10968403 | Hydrocracker activity management | — | 2021-04-06 |
| 10808184 | Catalytic stripping process | — | 2020-10-20 |
| 9580662 | Hydroprocessing | — | 2017-02-28 |
| 8764970 | Hydroprocessing | — | 2014-07-01 |
| 8080426 | Method and apparatus for controlling hydroprocessing on-line | Sonia S. Bain, Maureen A. Chaffin | 2011-12-20 |
| 7341656 | Continuous oxidation and distillation process of heavier hydrocarbon materials | Donald P. Malone, Patricia K. Doolin | 2008-03-11 |
| 7220348 | Method of producing high softening point pitch | Donald P. Malone, Melvin D. Kiser | 2007-05-22 |
| 6447672 | CONTINUOUS PLURAL STAGE HEATED VAPOR INJECTION PROCESS FOR RECOVERING LUBE OIL BASE STOCKS FROM USED MOTOR OIL FORMULATIONS, AND ASPHALT BLEND COMPOSITIONS CONTAINING USED MOTOR OIL BOTTOMS FROM SAID PROCESS | Donald P. Malone | 2002-09-10 |
| 6402937 | “Pumped” recycle vapor | Arthur G. Shaffer, Jr. | 2002-06-11 |
| 6402938 | Vaporization of used motor oil with non-hydrogenating recycle vapor | Arthur G. Shaffer, Jr. | 2002-06-11 |
| 6270657 | Asphalt blend compositions containing used motor oil and asphalt pavement compositions containing said asphalt blend compositions | Donald P. Malone, Patricia K. Doolin, David J. Zalewski | 2001-08-07 |
| 6099721 | Use of magnetic separation to remove non-magnetic, particles from FCC catalyst | Terry L. Goolsby | 2000-08-08 |
| 6068759 | Process for recovering lube oil base stocks from used motor oil formulations, asphalt blend compositions containing used motor oil bottoms from said process, and asphalt pavement compositions containing said asphalt blend compositions | Donald P. Malone, Patricia K. Doolin, David J. Zalewski | 2000-05-30 |
| 6048447 | Asphalt compositions containing solvent deasphalted bottoms and rerefined lube oil bottoms, and their preparation | Roger E. Hayner, Patricia K. Doolin, Donald P. Malone | 2000-04-11 |
| 5985133 | Control of particle size distribution in an FCC unit | — | 1999-11-16 |
| 5985134 | Startup of magnetic separation process in an FCC unit | Terry L. Goolsby | 1999-11-16 |
| 5972208 | FCC metals passivation additives applied to catalyst | Terry L. Goolsby, Dennis C. Kowalczyk | 1999-10-26 |
| 5958219 | Metals passivation by magnetic treatment to permit higher metals levels on FCC catalyst | Terry L. Goolsby, Charles E. Mink | 1999-09-28 |
| 5746321 | Combination magnetic separation, classification and attrition process for renewing and recovering particulates | William P. Hettinger, Jr., Terry L. Goolsby, A. V. Peppard | 1998-05-05 |
| 5728291 | Demetallation - high carbon conversion process, apparatus and asphalt products | Charles Benjamin Miller, David P. Wesley, Robert H. Wombles, Carlton H. Jewitt, Roger E. Hayner +2 more | 1998-03-17 |
| 5636747 | Combination magnetic separation, classification and attrition process for renewing and recovering particulates | William P. Hettinger, Jr., Terry L. Goolsby, A. V. Peppard | 1997-06-10 |
| 5601697 | Demetallation-High carbon conversion process, apparatus and asphalt products | Charles Benjamin Miller, David P. Wesley, Robert H. Wombles, Carlton H. Jewitt, Roger E. Hayner +2 more | 1997-02-11 |
| 5194227 | Multiple wye catalytic cracker and process for use | Charles Benjamin Miller | 1993-03-16 |
| 4409092 | Combination process for upgrading oil products of coal, shale oil and crude oil to produce jet fuels, diesel fuels and gasoline | Charles A. Johnson, Clifford Ward, Jr. Hettinger | 1983-10-11 |