Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863607 | Method for removing amine from oil | John E. Andrew, Howard R. Herrigel, George R. Jones, Mark K. Tose, Robert L. Whalen | 1989-09-05 |
| 4830754 | Method of recovering amine in a process for breaking emulsions and sludges | Mark K. Tose | 1989-05-16 |