Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9034093 | Process for improving the transfer properties of bitumen | Joseph L. Stark, Timothy J. O'Brien | 2015-05-19 |
| 8192613 | Method for reducing fouling in furnaces | Joseph L. Stark, Lorenzo Spagnuolo, Roger D. Metzler | 2012-06-05 |
| 7935246 | Method for improving liquid yield during thermal cracking of hydrocarbons | Joseph L. Stark, Jerry J. Weers, Michael J. Zetlmeisl | 2011-05-03 |
| 7935247 | Method for improving liquid yield during thermal cracking of hydrocarbons | Joseph L. Stark | 2011-05-03 |
| 7425259 | Method for improving liquid yield during thermal cracking of hydrocarbons | Joseph L. Stark | 2008-09-16 |
| 7416654 | Method for improving liquid yield during thermal cracking of hydrocarbons | Joseph L. Stark, Jerry J. Weers, Michael J. Zetlmeisl | 2008-08-26 |
| 5753802 | Methods for testing the fouling tendency of FCC slurries | — | 1998-05-19 |
| 4900427 | Antifoulant compositions and methods | Jerry J. Weers, George G. Duggan, Robert J. Garrecht | 1990-02-13 |