Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12172893 | Method and apparatus for processing of materials using high-temperature torch | Clifton T. Knight, Erik M. Howard, Darrell Poteet, Richard C. Stell | 2024-12-24 |
| 11807531 | Method and apparatus for processing of materials using high-temperature torch | Clifton T. Knight, Erik M. Howard, Darrell Poteet, Richard C. Stell | 2023-11-07 |
| 8399729 | Integrated process for steam cracking | S. Mark Davis, Richard C. Stell, Jiunn-Shyan Liou, Stephen H. Brown, Paul F. Keusenkothen +1 more | 2013-03-19 |
| 8173854 | Steam cracking of partially desalted hydrocarbon feedstocks | James N. McCoy, Richard C. Stell | 2012-05-08 |
| 7578929 | Process for steam cracking heavy hydrocarbon feedstocks | Richard C. Stell, James M. Frye, David B. Spicer, James N. McCoy, Robert D. Strack | 2009-08-25 |
| 7553460 | Process and apparatus for cracking hydrocarbon feedstock containing resid to improve vapor yield from vapor/liquid separation | Richard C. Stell, Jennifer L. Bancroft, Subramanian Annamalai, James N. McCoy, Paul F. Keusenkothen +5 more | 2009-06-30 |
| 7193123 | Process and apparatus for cracking hydrocarbon feedstock containing resid to improve vapor yield from vapor/liquid separation | Richard C. Stell, Jennifer L. Bancroft, Subramanian Annamalai, James N. McCoy, Paul F. Keusenkothen +5 more | 2007-03-20 |
| 7138047 | Process for steam cracking heavy hydrocarbon feedstocks | Richard C. Stell, James M. Frye, David B. Spicer, James N. McCoy, Robert D. Strack | 2006-11-21 |
| 7097758 | Converting mist flow to annular flow in thermal cracking application | Richard C. Stell, Jennifer L. Bancroft, George Stephens | 2006-08-29 |
| 7090765 | Process for cracking hydrocarbon feed with water substitution | David B. Spicer, James M. Frye, Richard C. Stell | 2006-08-15 |
| 5092761 | Flue gas recirculation for NO.sub.x reduction in premix burners | — | 1992-03-03 |
| 4499055 | Furnace having bent/single-pass tubes | Victor K. Wei | 1985-02-12 |
| 4457364 | Close-coupled transfer line heat exchanger unit | Bill Moustakakis | 1984-07-03 |