Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10208951 | Spray dryer absorber and related processes | — | 2019-02-19 |
| 9989244 | Furnace cooling by steam and air injection | Michael J. Szmania, Donald L. Wietzke | 2018-06-05 |
| 9939178 | Solids-based concentrated solar power receiver | Thomas J. Flynn, Shengteng Hu, David L. Kraft, Jason M. Marshall, Bartev B. Sakadjian | 2018-04-10 |
| 9829217 | Concentrated solar power solids-based system | David L. Kraft, Shengteng Hu, Andrew J Mackrory, Bartev B. Sakadjian | 2017-11-28 |
| 9482428 | Dual phase fuel feeder for boilers | James F. DeSellem, Karl M Heil, Jeremiah J Yoder, Albert D. LaRue, William R Stirgwolt | 2016-11-01 |
| 9458838 | Power generation plant integrating concentrated solar power receiver and pressurized heat exchanger | Bartev B. Sakadjian, Thomas J. Flynn, Shengteng Hu, Luis G. Velazquez-Vargas | 2016-10-04 |
| 9327250 | Fluidizing nozzle or bubble cap assembly for air distribution grid | Michael J. Szmania, Stephen W Borsani, William C Henson, Donald L. Wietzke, Joseph C Comanitz | 2016-05-03 |
| 9192889 | Bottom ash injection for enhancing spray dryer absorber performance | — | 2015-11-24 |
| 8622029 | Circulating fluidized bed (CFB) with in-furnace secondary air nozzles | Kiplin C. Alexander, Mark C. Godden, David L. Kraft | 2014-01-07 |
| 8561557 | Primary oxidant feed to oxy-fired circulating fluidized bed (CFB) | Kiplin C. Alexander, Mark C. Godden, David L. Kraft | 2013-10-22 |
| 8434430 | In-bed solids control valve | Kiplin C. Alexander, Mark C. Godden, David L. Kraft | 2013-05-07 |
| 8114359 | SNCR distribution grid | Gary L. Anderson, Jeffrey Hahn, Richard A. Ramsdell | 2012-02-14 |
| 8047162 | Black plant steam furnace injection | Michael J. Szmania, David J. Walker, Donald L. Wietzke | 2011-11-01 |
| 7464669 | Integrated fluidized bed ash cooler | Michael J. Szmania, David E. James, David J. Walker, Donald L. Wietzke | 2008-12-16 |
| 7282087 | Wetted particle and droplet impingement surface | David J. Walker | 2007-10-16 |
| 6967005 | Circulating fluidized bed reactor with selective catalytic reduction | Donald L. Wietzke, Michael L. Silvey, Michael J. Szmania | 2005-11-22 |
| 6868795 | Bubble cap assembly | Gary L. Anderson, Jeffrey Hahn, Edwin L. Collins, III, David J. Walker, Jeffrey J. Bolebruch | 2005-03-22 |
| 6869459 | Impact type particle separator made of mutually inverted U-shaped elements | Gary L. Anderson, Jeffrey Hahn, Edwin L. Collins, III, Timothy F. Connors, Jeffrey J. Bolebruch | 2005-03-22 |
| 6863703 | Compact footprint CFB with mechanical dust collector | Felix Belin, David J. Walker, Donald L. Wietzke | 2005-03-08 |
| 6681722 | Floored impact-type solids separator using downward expanding separator elements | Michael J. Szmania, David J. Walker, Donald L. Wietzke | 2004-01-27 |
| 6532905 | CFB with controllable in-bed heat exchanger | Felix Belin, Sundara M. Kavidass, David J. Walker, Donald L. Wietzke | 2003-03-18 |
| 6500221 | Cooled tubes arranged to form impact type particle separators | David J. Walker, Sundara M. Kavidass, Felix Belin, Kiplin C. Alexander, David E. James +2 more | 2002-12-31 |
| 6454824 | CFB impact type particle collection elements attached to cooled supports | Kiplin C. Alexander, Felix Belin, David Robert Gibbs, David J. Walker, Donald L. Wietzke | 2002-09-24 |
| 6395237 | Circulating fluidized bed reactor with selective catalytic reduction | Donald L. Wietzke, Michael L. Silvey, Michael J. Szmania | 2002-05-28 |
| 6269778 | Fine solids recycle in a circulating fluidized bed | Gary L. Anderson, Donald L. Wietzke | 2001-08-07 |