Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9821966 | Concentric flow variable orifices for gas and particulate flow balance | Qingsheng Lin, John Sund | 2017-11-21 |
| 9764908 | Concentric flow variable orifices for gas and particulate flow balance | Qingsheng Lin, John Sund | 2017-09-19 |
| 8615874 | Split fan wheel and split shroud assemblies and methods of manufacturing and assemblying the same | Daniel P. Smith, Richard N. DuVerger | 2013-12-31 |
| D685401 | Swing hammer for particulate size reduction system | William Schmitz, Daniel P. Smith | 2013-07-02 |
| D684200 | Swing hammer for particulate size reduction system | William Schmitz, Daniel P. Smith | 2013-06-11 |
| D673984 | Crusher block assembly for particulate size reduction system | William Schmitz, Daniel P. Smith, Richard N. DuVerger, Qingsheng Lin | 2013-01-08 |
| D660887 | Crusher block for particulate size reduction system | William Schmitz, Daniel P. Smith, Richard N. DuVerger, Qingsheng Lin | 2012-05-29 |
| 8132324 | Split fan wheel and split shroud assemblies and methods of manufacturing and assembling the same | Daniel P. Smith, Richard N. DuVerger | 2012-03-13 |
| 8104412 | Deflector device for coal piping systems | Vlad Zarnescu | 2012-01-31 |
| 8082860 | Anti-roping device for pulverized coal burners | Bonnie Courtemanche, Vlad Zarnescu | 2011-12-27 |
| D637632 | Swing hammer for particulate size reduction system | William Schmitz, Daniel P. Smith | 2011-05-10 |
| 7913941 | Crusher block assembly for particulate size reduction system | William Schmitz, Richard N. Du Verger, Daniel P. Smith, Qingsheng Lin | 2011-03-29 |
| 7837138 | Swing hammer for particulate size reduction system | William Schmitz, Daniel P. Smith | 2010-11-23 |
| 7516912 | Swing hammer for particulate size reduction system | William Schmitz, Daniel P. Smith | 2009-04-14 |
| D575807 | Dynamic ring classifier for a coal pulverizer | Qingsheng Lin, Daniel P. Smith, Richard N. Du Verger | 2008-08-26 |
| 7357342 | Split fan wheel and split shroud assemblies and methods of manufacturing and assembling the same | Daniel P. Smith, Richard N. DuVerger | 2008-04-15 |
| D566144 | Stationary peg for a coal pulverizer | William Schmitz, Daniel P. Smith | 2008-04-08 |
| D565616 | Grinding and impeller clip for a coal pulverizer | William Schmitz, Daniel P. Smith | 2008-04-01 |
| 7311281 | Grinding and impeller clip for a coal pulverizer | William Schmitz, Daniel P. Smith | 2007-12-25 |
| 7309037 | Stationary peg for a coal pulverizer | William Schmitz, Daniel P. Smith | 2007-12-18 |
| 7240868 | Dynamic ring classifier for a coal pulverizer | Qingsheng Lin, Daniel P. Smith, Richard N. Du Verger | 2007-07-10 |
| 7172146 | Grinding and impeller clip for a coal pulverizer | William Schmitz, Daniel P. Smith | 2007-02-06 |
| 7028931 | Dynamic ring classifier for a coal pulverizer | Qingsheng Lin, Daniel P. Smith, Richard N. Du Verger | 2006-04-18 |
| 6474250 | Nozzle assembly for a pulverized coal burner | Richard Dubé, Bonnie Courtemanche | 2002-11-05 |
| 5623884 | Tilting coal nozzle burner apparatus | Donald S. Langille | 1997-04-29 |