Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4726109 | Unheading device and method for coking drums | Allen J. Malsbury, Myron Krawchuk | 1988-02-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4726109 | Unheading device and method for coking drums | Allen J. Malsbury, Myron Krawchuk | 1988-02-23 |