Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877514 | Carbo-metallic oil conversion process and catalysts | William P. Hettinger, Jr. | 1989-10-31 |
| 4750987 | Immobilization of vanadia deposited on catalytic materials during carbo-metallic oil conversion | James D. Carruthers, Edward B. Cornelius, William P. Hettinger, Jr., Stephen M. Kovach, James L. Palmer +1 more | 1988-06-14 |
| 4588702 | High performance catalysts for carbometallic oil conversion and their manufacture and use | James D. Carruthers, Edward B. Cornelius, Ronald A. Kmecak, Stephen M. Kovach, William P. Hettinger, Jr. | 1986-05-13 |
| 4561968 | Carbometallic oil conversion with zeolite y containing catalyst | James D. Carruthers, Edward B. Cornelius, Ronald A. Kmecak, Stephen M. Kovach, William P. Hettinger, Jr. | 1985-12-31 |
| 4549958 | Immobilization of vanadia deposited on sorbent materials during treatment of carbo-metallic oils | James D. Carruthers, Edward B. Cornelius, William P. Hettinger, Jr., Stephen M. Kovach, James L. Palmer +1 more | 1985-10-29 |
| 4548912 | Microspherical catalysts | William P. Hettinger, Jr. | 1985-10-22 |
| 4515683 | Passivation of vanadium accumulated on catalytic solid fluidizable particles | Charles F. Lochow, Charles W. Nibert | 1985-05-07 |
| 4515680 | Naphthenic lube oils | William P. Hettinger, Jr., Frank H. Turrill, George J. Rozman | 1985-05-07 |
| 4513093 | Immobilization of vanadia deposited on sorbent materials during treatment of carbo-metallic oils | James D. Carruthers, Edward B. Cornelius, William P. Hettinger, Jr., Stephen M. Kovach, James L. Palmer +1 more | 1985-04-23 |
| 4485184 | Trapping of metals deposited on catalytic materials during carbometallic oil conversion | William P. Hettinger, Jr., James D. Carruthers, Edward B. Cornelius, Stephen M. Kovach, James L. Palmer | 1984-11-27 |
| 4480047 | High performance catalysts for carbometallic oil conversion and their manufacturing and use | James D. Carruthers, Edward B. Cornelius, Ronald A. Kmecak, Stephen M. Kovach, William P. Hettinger, Jr. | 1984-10-30 |
| 4432890 | Immobilization of vanadia deposited on catalytic materials during carbo-metallic oil conversion | James D. Carruthers, Edward B. Cornelius, William P. Hettinger, Jr., Stephen M. Kovach, James L. Palmer +1 more | 1984-02-21 |