Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6089550 | Mass transfer process | Frank J. Petschauer, Frank Rukovena | 2000-07-18 |
| 5911922 | Mass transfer device | Bruce C. Taylor, John Harris, Joe Schirra, Frank Rukovens | 1999-06-15 |
| 5895635 | Process for recovery and recycle of ammonia from an acrylonitrile reactor effluent stream using an ammonium phosphate quench system | James F. Brazdil, Kenneth P. Keckler | 1999-04-20 |
| 5762834 | Mass transfer device | Bruce C. Taylor, John Harris, Joe Schirra | 1998-06-09 |
| 5618473 | Fractionation trays | John Sauter, John Harris | 1997-04-08 |