Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5632933 | Method and apparatus using guide vanes for vapor distribution in mass transfer and heat exchange columns | Neil Yeoman, Chang-Li Hsieh, Andrew M. Marcinkowski | 1997-05-27 |
| 5605654 | Method and apparatus to improve vapor distribution in mass transfer and heat exchange columns | Chang-Li Hsieh, Neil Yeoman | 1997-02-25 |