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Class Information
Number: 110/204
Name: Furnaces > With exhaust gas treatment means > Recirculation means
Description: Apparatus wherein the conditioning means returns all or part of the products of combustion to a combustion chamber.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7448331 |
Starved air inclined hearth combustor |
Nov. 11, 2008 |
| 7392752 |
Solid fuel boiler and method of operating combustion apparatus |
Jul. 1, 2008 |
| 7383779 |
Recycling system and method |
Jun. 10, 2008 |
| 7350471 |
Combustion system with recirculation of flue gas |
Apr. 1, 2008 |
| 7261046 |
System and method of reducing pulverizer flammability hazard and boiler nitrous oxide output |
Aug. 28, 2007 |
| 7146916 |
Starved air inclined hearth combustor |
Dec. 12, 2006 |
| 7019190 |
Soil remediation system |
Mar. 28, 2006 |
| 6986312 |
Process for minimizing the concentration of toxic organic pollutants in fly dusts |
Jan. 17, 2006 |
| 6962117 |
Method and apparatus for controlling combustion in a furnace |
Nov. 8, 2005 |
| 6951456 |
Microcombustor and combustion-based thermoelectric microgenerator |
Oct. 4, 2005 |
| 6945180 |
Miniature garbage incinerator and method for incineration |
Sep. 20, 2005 |
| 6938560 |
Solid fuel boiler and method of operating combustion apparatus |
Sep. 6, 2005 |
| 6935251 |
Steam-generating combustion system and method for emission control using oxygen enhancement |
Aug. 30, 2005 |
| 6907845 |
Boiler improvements with oxygen-enriched combustion for increased efficiency and reduced emissions |
Jun. 21, 2005 |
| 6883442 |
Process for the production of a gaseous fuel |
Apr. 26, 2005 |
| 6863004 |
Process and system for recovering energy from carbon-containing materials |
Mar. 8, 2005 |
| 6848375 |
Method and device for combustion of solid fuel |
Feb. 1, 2005 |
| 6807916 |
Integrated pyrolysis systems and methods |
Oct. 26, 2004 |
| 6807915 |
Method of carbonization of organic waste and apparatus therefor |
Oct. 26, 2004 |
| 6769370 |
Incinerator with a bowl-shaped grate |
Aug. 3, 2004 |
| 6715662 |
Waste energy recovery system for a controlled atmosphere system |
Apr. 6, 2004 |
| 6655304 |
Mass fuel combustion system |
Dec. 2, 2003 |
| 6609907 |
Apparatus and method to control emissions of nitrogen oxide |
Aug. 26, 2003 |
| 6604474 |
Minimization of NOx emissions and carbon loss in solid fuel combustion |
Aug. 12, 2003 |
| 6588349 |
System for the drying of damp biomass based fuel |
Jul. 8, 2003 |
| 6532881 |
Method for operating a boiler using oxygen-enriched oxidants |
Mar. 18, 2003 |
| 6470812 |
Method and apparatus for recovering energy from wastes by combustion in industrial furnaces |
Oct. 29, 2002 |
| 6457425 |
Method and apparatus for combustion of residual carbon in fly ash |
Oct. 1, 2002 |
| 6457424 |
Cremation system |
Oct. 1, 2002 |
| 6453829 |
Incinerator assembly having waste smoke treating device |
Sep. 24, 2002 |
| 6422160 |
Apparatus for the combustion of vanadium-containing fuels |
Jul. 23, 2002 |
| 6418865 |
Method for operating a boiler using oxygen-enriched oxidants |
Jul. 16, 2002 |
| 6415743 |
Method of decreasing nitrogen oxide emissions in a circulating fluidized bed combustion system |
Jul. 9, 2002 |
| 6401633 |
Closed cycle waste combustion |
Jun. 11, 2002 |
| 6389995 |
Method of combustion and a combustion plant in which absorbent is regenerated |
May. 21, 2002 |
| 6382110 |
Cremation method |
May. 7, 2002 |
| 6314896 |
Method for operating a boiler using oxygen-enriched oxidants |
Nov. 13, 2001 |
| 6293781 |
Method of and apparatus for decreasing attack of detrimental components of solid particle suspensions on heat transfer surfaces |
Sep. 25, 2001 |
| 6273008 |
Chlorinated hydrocarbon waste incinerator and valorization of chlorinated residuals process unit |
Aug. 14, 2001 |
| 6261090 |
Gas combustor and combustor system for combustion of smoke, off gases and other emissions |
Jul. 17, 2001 |
| 6213030 |
Volatile materials treatment system |
Apr. 10, 2001 |
| 6202577 |
Method and apparatus for treating refuse |
Mar. 20, 2001 |
| 6202574 |
Combustion method and apparatus for producing a carbon dioxide end product |
Mar. 20, 2001 |
| 6200128 |
Method and apparatus for recovering sensible heat from a hot exhaust gas |
Mar. 13, 2001 |
| 6178899 |
Waste treatment method and waste treatment apparatus |
Jan. 30, 2001 |
| 6149876 |
Apparatus for reclamation of glycol based liquids used in gas dehydration |
Nov. 21, 2000 |
| 6067916 |
Process and device for producing and utilizing gas from waste materials |
May. 30, 2000 |
| 6067914 |
Method of operating a combustion unit of a coal-fired power plant with a slag tap furnace and combustion plant operating according to the method |
May. 30, 2000 |
| 6058855 |
Low emission U-fired boiler combustion system |
May. 9, 2000 |
| 6058858 |
Circulating fluidized bed reactor with plural furnace outlets |
May. 9, 2000 |
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