Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643442 | Membrane process for enhanced distillate or hydrotreated distillate aromatics reduction | James Sweet Sweet, Tan-Jen Chen | 1997-07-01 |
| 5635055 | Membrane process for increasing conversion of catalytic cracking or thermal cracking units (LAW011) | James R. Sweet, Tan-Jen Chen | 1997-06-03 |
| 5416259 | Feed pretreatment for pervaporation process | Tan-Jen Chen, Enrique F. Juarez | 1995-05-16 |
| 5238563 | Multi-element housing | Dean L. Smith, Tan-Jen Chen, Richard J. Basile, Burghard H. Ruterbories, David H. Hopkins | 1993-08-24 |
| 5234591 | Counter-current flow hollow fiber permeator | Francis X. Mayer | 1993-08-10 |
| 5230801 | Recovery of alcohols from n-paraffins by pervaporation | Russell John Koveal, Tan-Jen Chen, W. S. Winston Ho | 1993-07-27 |
| 5169530 | Hollow fiber module using fluid flow control baffles | Robert C. Schucker, Mahmoud M. Hafez | 1992-12-08 |
| 4962270 | Multi-stage pervaporation process run at progressively higher vacuum, higher temperature or both at each successive retentate stage | Joseph L. Feimer, Robert C. Schucker | 1990-10-09 |