Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8701748 | Outlet fitting for double pipe quench exchanger | Dave B. Spicer | 2014-04-22 |
| 7776286 | Process for reducing fouling from flash/separation apparatus during cracking of hydrocarbon feedstocks | Richard C. Stell | 2010-08-17 |
| 7670573 | Process and apparatus for removing coke formed during steam cracking of hydrocarbon feedstocks containing resids | Richard C. Stell, Arthur R. Di Nicolantonio, James M. Frye, Subramanian Annamalai | 2010-03-02 |
| 7641870 | Process for reducing fouling from flash/separation apparatus during cracking of hydrocarbon feedstocks | Richard C. Stell | 2010-01-05 |
| 7408093 | Process for reducing fouling from flash/separation apparatus during cracking of hydrocarbon feedstocks | Richard C. Stell | 2008-08-05 |
| 7358413 | Process for reducing fouling from flash/separation apparatus during cracking of hydrocarbon feedstocks | Richard C. Stell | 2008-04-15 |
| 7244871 | Process and apparatus for removing coke formed during steam cracking of hydrocarbon feedstocks containing resids | Richard C. Stell, Arthur R. Di Nicolantonio, James M. Frye, Subramanian Annamalai | 2007-07-17 |