Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9321032 | Inherently concrete-compatible carbon sorbents for mercury removal from flue gas | Nicholas R. Pollack | 2016-04-26 |
| 9068745 | Methods for removal of mercury from flue gas | Nicholas R. Pollack | 2015-06-30 |
| 8715599 | Sorbent formulation for removal of mercury from flue gas | Nicholas R. Pollack | 2014-05-06 |
| 8679430 | Methods for removal of mercury from flue gas | Nicholas R. Pollack | 2014-03-25 |
| 8450238 | Sorbent formulation for removal of mercury from flue gas | Nicholas R. Pollack | 2013-05-28 |
| 8309046 | Methods for removal of mercury from flue gas | Nicholas R. Pollack | 2012-11-13 |
| 8216535 | Sorbent formulation for removal of mercury from flue gas | Nicholas R. Pollack | 2012-07-10 |
| 6696030 | Method for reducing the chemical conversion of oxidizable or disproportionable compounds contacting carbonaceous chars | — | 2004-02-24 |
| 6593271 | Carbon char for metals-removal | — | 2003-07-15 |
| 6514906 | Carbonaceous chars having reduced catalytic activity | — | 2003-02-04 |
| 6310000 | Process for making a co-impregnant catalyst carbon | Thomas M. Matviya | 2001-10-30 |
| 6238641 | Reduced catalytic carbonaceous char and process for reducing the inherent carbon catalytic reactivity of carbonaceous chars | — | 2001-05-29 |
| 6114273 | Method for sox removal by catalytic carbon | — | 2000-09-05 |
| 5962729 | Method for the manufacture of N-phosphonomethylglycine from N-phosphonomethyliminodiacetic acid using a catalytic carbon | Thomas M. Matviya | 1999-10-05 |
| 5827795 | CO-impregnant process for making catalytic carbons | Thomas M. Matviya | 1998-10-27 |
| 5733515 | Purification of air in enclosed spaces | David T. Doughty, John W. Cobes, III, Thomas M. Matviya | 1998-03-31 |
| 5700436 | Purification of air in enclosed spaces | David T. Doughty, John W. Cobes, III, Thomas M. Matviya | 1997-12-23 |
| 5674462 | Method for the removal of non-metal and metalloid hydrides | Thomas M. Matviya | 1997-10-07 |
| 5637232 | Process for the catalytic oxidation of ferrous iron in liquid media | — | 1997-06-10 |
| 5504050 | Process for making a catalytically-active carbonaceous char | — | 1996-04-02 |
| 5494869 | Process for regenerating nitrogen-treated carbonaceous chars used for hydrogen sulfide removal | Steven L. BUTTERWORTH | 1996-02-27 |
| 5470748 | Method for measuring the relative catalytic activity of carbonaceous chars | Thomas M. Matviya | 1995-11-28 |
| 5466378 | Oxidized activated carbon for the control of pH and alkalinity in water treatment applications | Bertrand W. Dussert, Richard W. Farmer | 1995-11-14 |
| 5466645 | Method for reactivating nitrogen-treated carbon catalysts | — | 1995-11-14 |
| 5464605 | Process for the decomposition and removal of peroxides | — | 1995-11-07 |