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| Number | Title | Issue Date |
| 8141502 | Fluidized bed boiler and a grate element for the same A fluidized bed boiler comprises a furnace whose lower part is equipped with a grate comprising means for supplying fluidizing air into the furnace. The furnace also comprises at least one heat transfer surface extending across the furnace and comprising elongated h... | 03/27/2012 |
| 7819071 | Nozzle system A nozzle system for a fluidized bed including a pipe for insertion through an air distributor plate in the fluidized bed and extending up through a refractory material on the air distributor plate. A shaft is received in the pipe and has a washer and a collar which ... | 10/26/2010 |
| 7703403 | System and method for recomposing ammonia from fly ash A system and method for decomposing ammonia from fly ash contaminated with ammonia is provided which includes maintaining the temperature of a bed of ammonia-contaminated fly ash at a decomposition temperature greater than 500° F. and less than 842° F. to decompos... | 04/27/2010 |
| 7624691 | Air nozzle with fastening means and method for fastening of said nozzle An air nozzle has an attachment arrangement for solid fuel burners with fluidized beds. The air nozzle has a body having an inlet and an outlet defined therein. A pipe end is inserted into the inlet. The attachment arrangement secures the pipe end inside the body. T... | 12/01/2009 |
| 7344622 | Pyrolytic process and apparatus for producing enhanced amounts of aromatic compounds A pyrolysis process and reactor converts various hydrocarbons such as waste materials, for example, scrap polymers, tires, etc., into various chemical components or amounts thereof, not otherwise produced by conventional pyrolytic processes. A large reactor size is ... | 03/18/2008 |
| 7331299 | Incombustible withdrawing system An incombustible withdrawing system withdraws an incombustible from a fluidized-bed furnace having a fluidized bed formed therein by a fluidized medium. The incombustible withdrawing system has a mixture delivery path to deliver a mixture of the fluidized medium and... | 02/19/2008 |
| 7332136 | Airbox in a regenerative thermal oxidiser An air box in a regenerative thermal oxidiser has one or several beds of a heat-storing and heat-transferring material. The air box is connected with a gas inlet/outlet and comprises a gas permeable surface that is turned towards one of the beds. The air box has dis... | 02/19/2008 |
| 7323429 | Clay composition A method for pacifying the spent bed material resulting from the synthesis of organohalosilanes and halosilanes by mixing clay with spent bed material. Clay compositions containing at least 10 weight % of clay and spent bed material, as well as ceramic compositions ... | 01/29/2008 |
| 7320733 | Electron bombardment heating apparatus and temperature controlling apparatus and control method thereof An electron bombardment heating apparatus, in which thermions emitted from filaments 9 are accelerated and impinge upon a heating plate 2, so as to heat the heating plate 2, wherein a peripheral wall of a heated material supporting member 1 | 01/22/2008 |
| 7287477 | Cyclone bypass for a circulating fluidized bed reactor A method of and an apparatus for operating a circulating fluidized bed reactor having a furnace with a discharge port for exhaust gas, and a particle separator having an inlet connected to the exhaust gas discharge port and an outlet duct for the exhaust gas and a r... | 10/30/2007 |
| 7284491 | Grate structure for solid fuel burners In one aspect, a grate segment for a burner, comprises a substantially rigid body (30) having a dispersed array of cavities (38) filled with a refractory material. In another aspect, a solid fuel gasifier includes a housing (12) defining a gasif... | 10/23/2007 |
| 7273015 | Method and apparatus for combustion of residual carbon in fly ash A system for combustion and removal of residual carbon within fly ash particles in which the fly ash particles are fed into an array of process units for combustion. The fly ash particles are subjected to heat and motive air such that as the fly ash particles pass t... | 09/25/2007 |
| 7263934 | Methods for generating energy using agricultural biofuel A process comprising, providing an agricultural biofuel to a fluidized bed reactor and combusting the agricultural biofuel to produce heat and/or steam is disclosed. In one embodiment, the agricultural biofuel is selected from the group consisting of agricultural cr... | 09/04/2007 |
| 7258723 | Particulate filter assembly and associated method A particulate filter assembly includes an electrode assembly, a particulate filter positioned in an electrode gap defined between two electrodes of the electrode assembly, a power supply electrically coupled to the electrode assembly, and a controller for controllin... | 08/21/2007 |
| 7240639 | Method of and an apparatus for recovering heat in a fluidized bed reactor A fluidized bed reactor, comprising a furnace, a heat exchange chamber, a substantially vertical discharge channel connected to the lower part of the heat exchange chamber for removing particulate material from the heat exchange chamber to the furnace, and a substan... | 07/10/2007 |
| 7201573 | Device for emptying of hot particle material from a chamber into a transport container A device for emptying hot particle material from a chamber into a transport container. The container is provided with a first pipe that can be inserted into the particle material in the chamber, and a second pipe that is connected to a vacuum source via a precipitat... | 04/10/2007 |
| 7198660 | Electrostatic device for ionic air emission Ionic emission electrostatic device (1) for depositing on the surface (sp) of a multitude of aerosol particles (p1, p2, . . . , pn) within a fluid (F), a quasi-homogeneous quantity of ions (iq). This electrostatic device (1) is... | 04/03/2007 |
| 7194983 | Circulating fluidized bed boiler A circulating fluidized bed boiler including a furnace, a separator which is connected to the furnace to separate fluidized bed material from a flow leaving the furnace, as well as a return duct between the separator and the furnace to return the separated fluidized... | 03/27/2007 |
| 7181321 | Method and device for operating a multiple component technical system, particularly a combustion system for producing electrical energy In a technical system a plurality of values associated respectively with a component are stored in at least one computer unit. The computer unit is enabled to trigger an evaluation of at least one other component with a value when a component begins or terminates op... | 02/20/2007 |
| 7159522 | Incombustible withdrawing system An incombustible withdrawing system withdraws an incombustible from a fluidized-bed furnace having a fluidized bed formed therein by a fluidized medium. The incombustible withdrawing system has a mixture delivery path to deliver a mixture of the fluidized medium and... | 01/09/2007 |
| 7152537 | Fluidized bed boiler furnace comprising two hearths separated by an inside leg area The fluidized bed boiler furnace having two hearths (2, 3) separated by a divider (1) in the bottom portion of the furnace comprises one or more panels (6) of heat exchange tubes each disposed vertically above the divider of the furnace and perp... | 12/26/2006 |
| 7128004 | Supplying apparatus for supplying combustible material, a gasification apparatus for gasifying combustible material and method for gasifying combustible material A supplying apparatus supplies a combustible material capable of enhancing the sealing effects of a supplying system for supplying a combustible material, such as combustible wastes, to a fluidized-bed chamber, stably supplies a combustible material having an undefi... | 10/31/2006 |
| 7100301 | Combustible grain drying system for producing energy byproduct A system for drying grain includes a receiving bin defining a cavity therein and further includes intake and outlet ports. A conduit is operably connected to the receiving bin that includes a plurality of check valves and a stop valve. The system further includes a ... | 09/05/2006 |
| 7094264 | Apparatus for obtaining combustion gases of high calorific value The present invention relates to a method for obtaining combustion gases of high calorific value, wherein carbonaceous materials are allothermically gasified in a fluidized layer containing solid particles, using a gaseous gasifying agent and by supply of heat, and ... | 08/22/2006 |
| 7047894 | Method and apparatus for combustion of residual carbon in fly ash A system for combustion and removal of residual carbon within fly ash particles in which the fly ash particles are fed into an array of process units for combustion. The fly ash particles are subjected to heat and motive air such that as the fly ash particles pass t... | 05/23/2006 |
| 7036462 | Boiler and burner apparatus A boiler apparatus includes a housing defining an interior boiler chamber and a burner element arranged to be in thermal communication with the boiler chamber. An ignition device is provided for instigating combustion of an inlet gas stream, and is arranged adjacent... | 05/02/2006 |
| 7029273 | Process for carbonizing wood residues and producing activated carbon An apparatus and process for preparing activated carbon from a wood or wood residue feedstock using fluidized bed technology. The fluidized bed apparatus has a number of wood residue inlets that allow differing residence times in the fluidized bed apparatus appropri... | 04/18/2006 |
| 7025007 | Incombustible withdrawing system An incombustible withdrawing system withdraws an incombustible from a fluidized-bed furnace having a fluidized bed formed therein by a fluidized medium. The incombustible withdrawing system has a mixture delivery path to deliver a mixture of the fluidized medium and... | 04/11/2006 |
| 7025927 | Hot air blowing type fluidized-bed furnace, rotary heat-treatment furnace, heat-treatment apparatus, and method of heat treatment A heat-treatment apparatus including a first furnace for heat treatment and solution treatment of a work piece, and a second furnace for heat treatment and aging treatment of a work piece, wherein each furnace includes a dispersion tube cantilevered and immersed wit... | 04/11/2006 |
| 7004089 | Combined fluidized bed and pulverized coal combustion method The invention relates to a combined fluidized bed and pulverized coal combustion method and system. In the method, fluidizing air (4) is injected into a fluidized bed (2) situated in the bottom portion of the combustion chamber (3). Into the com... | 02/28/2006 |
| 7000780 | Method and device for drying, separating, classifying and decomposing recoverable waste products Method and apparatus used in the field of waste management, especially a method and a device for treating recoverable waste products that have already partially decomposed. The aim of the invention is to provide a method and a device which makes it possible to furth... | 02/21/2006 |
| 6962681 | Methods and systems for reducing or eliminating the production of pollutants during combustion of carbon-containing fuels Systems and apparatus for increasing combustion efficiency during combustion of a carbon-containing fuel such as a fossil fuel. The systems and apparatus utilize catalytically reactive particles within a reaction chamber, typically silica or alumina, that interact w... | 11/08/2005 |
| 6962676 | Method and apparatus in a fluidized bed heat exchanger A method and an apparatus in a fluidized bed heat exchanger including a heat exchange chamber having a fluidized bed of solid particles, heat transfer surfaces, an inlet, and an outlet. Particles are fed through the inlet onto the upper surface of the bed of solid p... | 11/08/2005 |
| 6923128 | Circulating fluidized bed reactor A circulating fluidized bed reactor includes a reactor chamber, at least one duct connected with the reactor chamber for drawing off a flue gas having entrained solid particles from the reactor chamber, at least one cyclone separator that is connected with the duct ... | 08/02/2005 |
| 6915751 | Method and apparatus for processing a pulverulent or particulate material In a fluid bed apparatus in which a layer of pulverulent or particulate material is fluidized by means of fluidizing gas which is introduced through openings in a bed plate in a first plurality of streams of flows of gas, means are provided for introducing a second ... | 07/12/2005 |
| 6912962 | Apparatus for the cleaning of flue gases containing sulfur dioxide An apparatus for the cleaning of flue gases containing ash and sulfur dioxide produced by burning sulfur-containing coal in the combustion chamber of a circulating fluidized-bed firing system includes a system for delivering a particulate SO2 sorbent into... | 07/05/2005 |
| 6910882 | Vertical conveyor apparatus for high temperature continuous processing of materials The invention comprises, in one form thereof, a continuous processing apparatus for high temperature thermal treatment of granular materials. The apparatus includes a vertical conveyor means with an internal feed mechanism for transporting granular feedstock upward,... | 06/28/2005 |
| 6868795 | Bubble cap assembly A bubble cap assembly for use in fluidized bed boilers, furnaces, or reactors, has a bubble cap, a stem, and at least one pin. One end of the stem is inserted into the bubble cap. The bubble cap has outlet holes for delivering a fluidizing medium, typically into a b... | 03/22/2005 |
| 6869459 | Impact type particle separator made of mutually inverted U-shaped elements Apparatus for separating solids from flue gas in a circulating fluidized bed (CFB) boiler comprises plural vertical, impact type particle separators made of a plurality of hung elements which are supported from at least one cooled support tube. The plurality of hung... | 03/22/2005 |
| 6808390 | Process for carbonizing wood residues and producing activated carbon An apparatus and process for preparing activated carbon from a wood or wood residue feedstock using fluidized bed technology. The fluidized bed apparatus has a number of wood residue inlets that allow differing residence times in the fluidized bed apparatus appropri... | 10/26/2004 |
