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Class Information
Number: 204/177
Name: Chemistry: electrical and wave energy > Processes and products > Electrostatic field or electrical discharge > Nitrogen compounds
Description: Processes directed to the production of inorganic nitrogen compounds.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7311887 |
Hybrid wet and dry electrostatic precipitator ammonia scrubber |
Dec. 25, 2007 |
| 7272925 |
NO.sub.x reduction in lean burn engine exhaust |
Sep. 25, 2007 |
| 7156959 |
Plasma based trace metal removal apparatus and method |
Jan. 2, 2007 |
| 7074370 |
Plasma assisted reactor |
Jul. 11, 2006 |
| 7060231 |
Plasma reactor having regions of active and passive electric field |
Jun. 13, 2006 |
| 7048899 |
Removing NOx, SO.sub.2, and Hg from a gas stream using limestone regeneration |
May. 23, 2006 |
| 7029636 |
Electrode discharge, non-thermal plasma device (reactor) for the pre-treatment of combustion air |
Apr. 18, 2006 |
| 7011796 |
Plasma assisted catalytic treatment of gases |
Mar. 14, 2006 |
| 6998027 |
Highly efficient compact capacitance coupled plasma reactor/generator and method |
Feb. 14, 2006 |
| 6994830 |
Reactor for plasma treatment of gases |
Feb. 7, 2006 |
| 6955794 |
Slot discharge non-thermal plasma apparatus and process for promoting chemical reaction |
Oct. 18, 2005 |
| 6906280 |
Fast pulse nonthermal plasma reactor |
Jun. 14, 2005 |
| 6852200 |
Non-thermal plasma reactor gas treatment system |
Feb. 8, 2005 |
| 6835358 |
Non-thermal plasma reactor for lower power consumption |
Dec. 28, 2004 |
| 6818193 |
Segmented electrode capillary discharge, non-thermal plasma apparatus and process for promoting chemical reactions |
Nov. 16, 2004 |
| 6787002 |
Compact plasma reactor |
Sep. 7, 2004 |
| 6767434 |
Method of treating substance and apparatus for carrying out the same |
Jul. 27, 2004 |
| 6716398 |
Method and apparatus for using hydroxyl to reduce pollutants in the exhaust gases from the combustion of a fuel |
Apr. 6, 2004 |
| 6649132 |
Process for the removal of impurities from gas streams |
Nov. 18, 2003 |
| 6524538 |
Method and apparatus for plasma treatment of gas |
Feb. 25, 2003 |
| 6482368 |
Non-thermal plasma reactor for lower power consumption |
Nov. 19, 2002 |
| 6479023 |
System for converting particulate matter in gasoline engine exhaust gases |
Nov. 12, 2002 |
| 6475350 |
Method for removing NOx and other pollutants from gas streams using a plasma assisted catalyst |
Nov. 5, 2002 |
| 6432280 |
Pollution control device |
Aug. 13, 2002 |
| 6423190 |
Pulse density modulation for uniform barrier discharge in a nonthermal plasma reactor |
Jul. 23, 2002 |
| 6368468 |
Zirconia based article, use of such an article as a wear resistant exterior part for a wristwatch and method for obtaining such an article |
Apr. 9, 2002 |
| 6357223 |
Method and apparatus for enhancing the rate and efficiency of gas phase reactions |
Mar. 19, 2002 |
| 6330794 |
Method and apparatus for using free radicals to reduce pollutants in the exhaust gases from the combustion of a fuel |
Dec. 18, 2001 |
| 6309610 |
Non-thermal plasma apparatus utilizing dielectrically-coated electrodes for treating effluent gas |
Oct. 30, 2001 |
| 6296827 |
Method and apparatus for plasma-chemical production of nitrogen monoxide |
Oct. 2, 2001 |
| 6238525 |
Process for reducing the nitrogen oxides content of exhaust gas from an internal combustion engine |
May. 29, 2001 |
| 6197234 |
Method for increasing the anti-wettability of a body |
Mar. 6, 2001 |
| 6168689 |
Method and apparatus for cleaning exhaust gas discharged from internal or external combustion engine by using high voltage electric field |
Jan. 2, 2001 |
| 6139694 |
Method and apparatus utilizing ethanol in non-thermal plasma treatment of effluent gas |
Oct. 31, 2000 |
| 6136158 |
NO.sub.x reduction method in corona discharge pollutant destruction apparatus |
Oct. 24, 2000 |
| 6132692 |
Barrier discharge conversion of SO.sub.2 and NOx to acids |
Oct. 17, 2000 |
| 6130182 |
Dielectric catalyst structures |
Oct. 10, 2000 |
| 6119455 |
Process and device for purifying exhaust gases containing nitrogen oxides |
Sep. 19, 2000 |
| 6117403 |
Barrier discharge conversion of Hg, SO.sub.2 and NOx |
Sep. 12, 2000 |
| 6047543 |
Method and apparatus for enhancing the rate and efficiency of gas phase reactions |
Apr. 11, 2000 |
| 6027616 |
Extraction of contaminants from a gas |
Feb. 22, 2000 |
| 6007681 |
Apparatus and method for treating exhaust gas and pulse generator used therefor |
Dec. 28, 1999 |
| 6007682 |
Power processor circuit and method for corona discharge pollutant destruction apparatus |
Dec. 28, 1999 |
| 5914015 |
Method and apparatus for processing exhaust gas with corona discharge |
Jun. 22, 1999 |
| 5906715 |
Multi-stage gaseous pollutant destruction apparatus and method |
May. 25, 1999 |
| 5904905 |
Corona discharge pollutant destruction apparatus and manufacture method |
May. 18, 1999 |
| 5871703 |
Barrier discharge conversion of SO.sub.2 and NOx to acids |
Feb. 16, 1999 |
| 5827488 |
Process for removing SO.sub.2 and NO.sub.x from a gaseous stream |
Oct. 27, 1998 |
| 5807466 |
Fuel injection system and method for treatment of NO.sub.x in a corona discharge pollutant destruction apparatus |
Sep. 15, 1998 |
| 5753087 |
Multi-electrode corona discharge pollutant destruction apparatus and method |
May. 19, 1998 |
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