Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4359091 | Recovery of underground hydrocarbons | Charles B. Fisher | 1982-11-16 |
| 4344483 | Multiple-site underground magnetic heating of hydrocarbons | Charles B. Fisher | 1982-08-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4359091 | Recovery of underground hydrocarbons | Charles B. Fisher | 1982-11-16 |
| 4344483 | Multiple-site underground magnetic heating of hydrocarbons | Charles B. Fisher | 1982-08-17 |