DW

Donald L. Wietzke

TW The Babcock & Wilcox: 12 patents #18 of 920Top 2%
BG Babcock & Wilcox Power Generation Group: 2 patents #22 of 136Top 20%
FO Foster Wheeler Energia Oy: 2 patents #13 of 49Top 30%
📍 Carlsbad, CA: #374 of 2,500 inventorsTop 15%
🗺 California: #37,514 of 386,348 inventorsTop 10%
Overall (All Time): #296,799 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
9989244 Furnace cooling by steam and air injection Mikhail Maryamchik, Michael J. Szmania 2018-06-05
9327250 Fluidizing nozzle or bubble cap assembly for air distribution grid Mikhail Maryamchik, Michael J. Szmania, Stephen W Borsani, William C Henson, Joseph C Comanitz 2016-05-03
8047162 Black plant steam furnace injection Mikhail Maryamchik, Michael J. Szmania, David J. Walker 2011-11-01
7464669 Integrated fluidized bed ash cooler Mikhail Maryamchik, Michael J. Szmania, David E. James, David J. Walker 2008-12-16
6967005 Circulating fluidized bed reactor with selective catalytic reduction Mikhail Maryamchik, Michael L. Silvey, Michael J. Szmania 2005-11-22
6863703 Compact footprint CFB with mechanical dust collector Mikhail Maryamchik, Felix Belin, David J. Walker 2005-03-08
6699444 Fluidized bed reactor Neil R. Raskin, Scott L. Darling 2004-03-02
6681722 Floored impact-type solids separator using downward expanding separator elements Mikhail Maryamchik, Michael J. Szmania, David J. Walker 2004-01-27
6532905 CFB with controllable in-bed heat exchanger Felix Belin, Mikhail Maryamchik, Sundara M. Kavidass, David J. Walker 2003-03-18
6500221 Cooled tubes arranged to form impact type particle separators David J. Walker, Mikhail Maryamchik, Sundara M. Kavidass, Felix Belin, Kiplin C. Alexander +2 more 2002-12-31
6491000 Wall protection from downward flowing solids David J. Walker, Gary L. Anderson, Richard F. Romansky, Jr. 2002-12-10
6454824 CFB impact type particle collection elements attached to cooled supports Mikhail Maryamchik, Kiplin C. Alexander, Felix Belin, David Robert Gibbs, David J. Walker 2002-09-24
6395237 Circulating fluidized bed reactor with selective catalytic reduction Michael L. Silvey, Mikhail Maryamchik, Michael J. Szmania 2002-05-28
6269778 Fine solids recycle in a circulating fluidized bed Gary L. Anderson, Mikhail Maryamchik 2001-08-07
6044805 Wall protection from downward flowing solids David J. Walker 2000-04-04
6029612 Fluidized bed reactor Neil R. Raskin, Scott L. Darling 2000-02-29