| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 110204000 |
Recirculation means
| 29 |
| 110216000 |
Means separating particles from exhaust gas
| 22 |
| 110215000 |
Means contacting exhaust gas with liquid
| 18 |
| 110210000 |
Afterburning means
| 16 |
| 110208000 |
Furnace having multiple firebox | 5 |
| 20090255449 | SMOKELESS BURNING EQUIPMENT - The smokeless burning equipment is capable of burning undried plant-origin materials as fuel, burning waste plastics, preventing generation of smoke and reducing ash. The smokeless burning equipment comprises: a material/air inlet located close to one end of an upper wall of a burning chamber; an inlet lid for opening and closing the material/air inlet; an air outlet located close to the other end of the upper wall; a burn-promoting plate dividing the burning chamber into a primary burning chamber and a secondary burning chamber and being downwardly extended from the upper ceiling wall; a communication path communicating the primary and secondary burning chambers and being formed under the lower end of the burn-promoting plate; through-holes being dispersedly formed in the burn-promoting plate; a dry wood inlet provided to the secondary burning chamber and located under the air outlet; and a guide tube for guiding dry a dry wood, the guide tube attached to the dry wood inlet. | 10-15-2009 |
| 20100018443 | Clean burning furnace method and apparatus - A furnace includes a primary and secondary combustion chamber. Heated air from the secondary combustion chamber travels through a vertically-oriented set of flues, and two horizontally-oriented sets of flues before exiting through a chimney. | 01-28-2010 |
| 20120055382 | ARRANGEMENT FOR BURNING BLAST FURNACE OFF-GAS FROM A BLEEDER VALVE AND CORRESPONDING BLEEDER VALVE - The invention proposes an arrangement for burning blast furnace off-gas from a bleeder valve. It comprises a bleeder valve ( | 03-08-2012 |
| 20130112119 | Clean burning furnace method and apparatus - A furnace includes a primary and secondary combustion chamber. Heated air from the secondary combustion chamber travels through a vertically-oriented set of flues, and two horizontally-oriented sets of flues before exiting through a chimney. | 05-09-2013 |
| 20130206046 | Waste Oil Burner Improved Preheater Design - An improved oil preheater assembly for a waste oil burner that significantly reduces the labor time required to perform routine maintenance. This is accomplished by incorporating a removable cover to directly access the heated oil passages for cleaning thereby providing a simplified method of access to the areas most often requiring routine maintenance. Additionally this design provides an improved electrical control system which significantly reduces electrical energy consumption and the formation of oil carbonization when oil burner heat output is not required. Additionally this design incorporates a nozzle cleaning system for a low pressure siphoning type of discharge nozzle which can remove carbonization and other nozzle contamination and obstructions without the disassembly of components. | 08-15-2013 |
| Entries |
| Document | Title | Date |
|---|
| 20080196639 | INTRODUCTION OF CYANIDE WASTE AS A NOX REDUCTANT - The present invention is directed to systems and methods of reducing nitrogen oxides from an air stream by introducing cyanide into the air stream and reacting the cyanide with the nitrogen oxides. In some embodiments, the reacting takes place at a temperature between 1200 and 1640° F. | 08-21-2008 |
| 20080202395 | Vacuum Incineration Apparatus For Waste Disposal and Vacuum Preservation Method Thereof - Disclosed are a vacuum incineration apparatus for waste disposal and a vacuum preservation method thereof. The present invention provides a vacuum incineration apparatus for waste disposal and a vacuum preservation method thereof, which are capable of effectively preventing harmful substances from being produced by forcibly sucking in gases generated from thermally-decomposed waste in an incinerator. By sequentially operating a plurality of vacuum regulating tanks for forcedly and instantly sucking in gas generated from waste when the waste is treated, it is possible to keep a space where the waste is thermally decomposed in a complete vacuum state. | 08-28-2008 |
| 20080223265 | SECONDARY AIR FLOW BIASING APPARATUS AND METHOD FOR CIRCULATING FLUIDIZED BED BOILER SYSTEMS - A secondary air flow biasing apparatus for a CFB combustion system includes a sorbent feed path configured to convey processed sorbent particles to a CFB furnace by utilizing a portion of secondary combustion air supplied to the furnace; a first air injection port disposed within a wall of a lower portion of the furnace, at a first elevation above a primary air distribution grate of the furnace; a second air injection port disposed within the wall of the lower portion of the furnace, at a second elevation above the first elevation; and an air/sorbent separation device in fluid communication with the sorbent feed path, the separation device configured to separate a substantial portion of the secondary combustion air from the processed sorbent particles such that a relatively lean sorbent-to-air mixture is introduced through the second air injection port and a relatively rich sorbent-to-air mixture is introduced through the first air injection port. | 09-18-2008 |
| 20080276842 | SYSTEM AND METHOD FOR DECREASING NOx EMISSIONS FROM A FLUIDIZED BED COMBUSTION SYSTEM - Disclosed herein is a NO | 11-13-2008 |
| 20090031929 | APPARATUS FOR OIL SHALE POLLUTANT SORPTION/NOx REBURNING MULTI-POLLUTANT CONTROL - A method of decreasing pollutants produced in a combustion process. The method comprises combusting coal in a combustion chamber to produce at least one pollutant selected from the group consisting of a nitrogen-containing pollutant, sulfuric acid, sulfur trioxide, carbonyl sulfide, carbon disulfide, chlorine, hydroiodic acid, iodine, hydrofluoric acid, fluorine, hydrobromic acid, bromine, phosphoric acid, phosphorous pentaoxide, elemental mercury, and mercuric chloride. Oil shale particles are introduced into the combustion chamber and are combusted to produce sorbent particulates and a reductant. The at least one pollutant is contacted with at least one of the sorbent particulates and the reductant to decrease an amount of the at least one pollutant in the combustion chamber. The reductant may chemically reduce the at least one pollutant to a benign species. The sorbent particulates may adsorb or absorb the at least one pollutant. A combustion chamber that produces decreased pollutants in a combustion process is also disclosed. | 02-05-2009 |
| 20100095876 | Coal combustion flue gas filters - A filter assembly comprising a frame and a fabric mounted on said frame, wherein said fabric comprises fibers (F) comprising at least one polymer material (P) selected from the group consisting of a poly(biphenyl ether sulfone), a poly(imide sulfone) and blends thereof, and, passing through said filter assembly, a coal combustion flue gas | 04-22-2010 |
| 20100132596 | BOILER BURNER FOR SOLID FUELS OF THE BIOMASS OR TYRE TYPE AND BOILER COMPRISING SUCH BURNER - The invention relates to a burner for solid fuel such as biomass or tyres, that comprises a heating body in the shape of a cylinder ( | 06-03-2010 |
| 20100180805 | SYSTEM AND METHOD FOR BIOMASS FRACTIONING - A biomass fractionator and method are described for inputting ground biomass and outputting several vapor streams of bio-intermediate compounds along with syngas and biochar. In one embodiment, a method for biomass fractioning, comprises dispensing biomass into thin sheets of ground biomass; subjecting the thin sheets to ramps of temperature; and selectively collecting various groups of compounds as they are released from the thin sheets. | 07-22-2010 |
| 20100186643 | Device and method for extending the service life of firing installations - A device for increasing service life of a combustion installation is disclosed. The combustion installation has a gas-conducting component and a conducted gas has dirt particles. The gas-conducting component has a layer which is partially detached together with the dirt particles of the gas when the layer is impinged with the gas and when a dirt particle is deposited on the layer. | 07-29-2010 |
| 20100186644 | EXHAUST GAS PROCESSING SYSTEM AND METHOD FOR ROTARY HEARTH TYPE REDUCING FURNACE - Provided are an exhaust gas processing system and method capable of effectively utilizing the sensible heat of an exhaust gas for preheating air for burner combustion in a rotary hearth type reducing furnace while preventing troubles caused by adhesion of dust such as blockage in an exhaust gas processing facility for a rotary hearth type reducing furnace and corrosive deterioration in the facility without increasing the facility costs excessively. The system comprises a radiant heat exchanger | 07-29-2010 |
| 20100242811 | Adapting Of An Oxy-Combustion Plant To Energy Availability And To The Amount Of CO2 To Be Trapped - A carbon fuel combustion process, employing an air gas separation unit, a combustion unit operating either with air or with an oxidizer leaner in nitrogen than air, coming from the air gas separation unit, and a unit for compressing and/or purifying the CO | 09-30-2010 |
| 20110174202 | CONDENSATION MANAGEMENT SYSTEM, A FURNACE INCLUDING THE SAME AND A CONDENSATION COLLECTION BOX - A condensation management system, a furnace having the condensation management system and a cold end header box employable in the condensation management system are disclosed herein. In one embodiment, the condensation management system includes: (1) a first drain hose positioned to drain flue condensation from a flue pipe of the furnace, (2) a second drain hose positioned to drain the flue condensation from the flue pipe and (3) a condensation collector box configured to collect both the flue condensation and combustion condensation from a heat exchanger of the furnace, the condensation collector box including at least one drain for draining both the flue condensation and the combustion condensation therefrom. | 07-21-2011 |
| 20110303132 | METHOD AND APPARATUS FOR CASCADED BIOMASS OXIDATION WITH THERMAL FEEDBACK - The invention relates to a method for cascaded biomass oxidation in a dish burner with ejection firing. The fuel ( | 12-15-2011 |
| 20110315055 | HEAVY METAL REMOVING APPARATUS AND CEMENT PRODUCTION SYSTEM - An object of the present invention is to provide a heavy metal removing apparatus which can efficiently remove the heavy metal contained in the dust produced by burning of the raw material containing the heavy metal, and a cement production system comprising the heavy metal removing apparatus. The heavy metal removing apparatus | 12-29-2011 |
| 20120024204 | System and Method for Obtaining Clean Coal Tars from Pyrolized Coal and Biomass - A system and method for collecting hot coal tar gases emanating from a coal containing pyrolytic kiln are described. The hot coal tar gases, comprising a variety of different hydrocarbons as well as inorganic gases arising from the kiln thermal processing are transferred by diffusion and forced convection to a thermal duct in which the temperature is controlled to be maintained at a temperature below that of the kiln. The gaseous hydrocarbon with the highest condensation temperature is the first to liquefy. Additional useful hydrocarbons liquefy as the temperature of the gas continues to cool from the kiln temperature of ˜5000 C to one approaching the minimum duct temperature, ˜175° C. After a number of desirable hydrocarbons present in the coal tar gas have liquefied, the liquid contents are collected, either separately or as a combination of liquid hydrocarbons. The several remaining inorganic and some hydrocarbons gases with condensation temperatures below the minimum duct temperature are separately collected in gaseous form for further processing and/or safe disposal. | 02-02-2012 |
| 20120060727 | PROCESS FOR QUENCHING THE EFFLUENT GAS OF A FURNACE - The present invention relates to a process for quenching the effluent gas of a furnace comprising:
| 03-15-2012 |
| 20120111244 | CO2 GENERATOR AND DEHYDRATOR - Disclosed herein is an apparatus for improving plant growing conditions, the apparatus in one form comprising: a housing; a carbon dioxide (CO2) producing section; and an exhaust section. The CO2 producing section in form comprises: an inlet through the housing for ambient air, an inlet through the housing for fuel gas, a burner for oxidizing the fuel gas; an oxidized gas outlet flue, and a dehydrator for removing the water vapor from the oxidized gas produced in the CO2 producing section. The dehydrator section may in turn comprise: a cooling water inlet through the housing; a plurality of heat exchangers in fluid communication with the cooling water inlet and in fluid communication with the oxidized gas outlet flue; and at least one condensate trap in fluid communication with a condensate outlet. The dehydrator section may comprise a cooling water outlet through the housing in fluid communication with the heat exchangers. | 05-10-2012 |
| 20120222591 | Method of and Apparatus for Selective Catalytic NOx Reduction in a Power Boiler - A method of selective catalytic NO | 09-06-2012 |
| 20130092062 | COMBUSTION SYSTEM - A combustion system capable of decreasing nitrogen oxide discharged from exhaust gas is provided. The combustion system includes: a combustion furnace ( | 04-18-2013 |
| 20130263765 | PIPE INSULATION - Pipe insulation, such as may be used to insulate the condensate pipe of a heating appliance such as condensing boiler, the pipe insulation comprising a flexible internal conduit surrounded by a flexible layer of insulation, in which the layer of insulation comprise fibers between which is trapped air. Typically, the insulation layer can comprise a silica nanoporous aerogel with reinforcing fibers. | 10-10-2013 |
| 20140352581 | System for CO2 Capture from a Combustion Flue Gas using a CaO/CaCO3 Chemical Loop - This invention relates to a system for CO | 12-04-2014 |
| 20150040804 | AIRFLOW CONTROL AND HEAT RECOVERY IN A MANAGED KILN - A controlled kiln and manufacturing system for biochar production includes control systems and subsystems. An example controlled kiln ( | 02-12-2015 |
| 20150144037 | NANO-HYBRID CATALYST FOR NOx REMOVAL - The present invention is related to the synthesis of a nano-hybrid catalyst made of carbon nanotubes and metal ferrite materials for the removal of NO | 05-28-2015 |
| 20150369483 | COAL FIRED OXY PLANT WITH HEAT INTEGRATION - A coal fired Oxy boiler power plant with a condensate system, combustion system and post combustion CO2 capture plant configured and arranged to remove CO2 from a flue gas stream generated in the combustion system. The condensation system includes a plurality of serial low pressure heaters arranged in flow series downstream of the pump and at least one parallel low pressure heater arranged fluidly parallel to at least one of the serial low pressure heaters. Flue Gas Heat Recovery System, Flue Gas Condenser and Gas Processing unit are thermally integrated into the condensate system. | 12-24-2015 |
| 20160169510 | Method and system for reheating flue gas using waste heat to maintain dry chimney stack operation | 06-16-2016 |
