Issued Patents 2011
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8074707 | Method for processing hydrocarbon pyrolysis effluent | Robert D. Strack, David B. Spicer, James M. Frye | 2011-12-13 |
| 8075305 | Dual fuel gas-liquid burner | David B. Spicer | 2011-12-13 |
| 8074973 | Method and apparatus for cooling pyrolysis effluent | David B. Spicer, Robert D. Strack, James M. Frye | 2011-12-13 |
| 8057663 | Method and apparatus for recycle of knockout drum bottoms | Richard C. Stell, David B. Spicer | 2011-11-15 |
| 7962980 | Apparatus for continuous collection of human waste products and method for incontinence management | Lynn Babb Stephens | 2011-06-21 |
| 7958581 | Apparatus for continuous collection of human waste products and method for incontinence management | Lynn Babb Stephens | 2011-06-14 |
| 7909601 | Dual fuel gas-liquid burner | David B. Spicer, Kurt Kraus | 2011-03-22 |
| 7901204 | Dual fuel gas-liquid burner | David B. Spicer | 2011-03-08 |