| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 110297000 | INCLUDING NONCOMBUSTIBLE FLUID SUPPLY MEANS | 17 |
| 20110073022 | PRIMARY OXIDANT FEED TO OXY-FIRED CIRCULATING FLUIDIZED BED (CFB) - A system for feeding a primary oxidant to an oxy-fired circulating fluidized bed (CFB) boiler. The system includes a plurality of bubble cap assemblies each comprising a stem and a bubble cap with at least one exit hole, each bubble cap connected via a stem to at least one windbox, the windbox containing at least one manifold. A plurality of pipes are provided, each pipe located within a bubble cap assembly with an open end located either at, above or below the exit holes of the bubble caps and an opposite end connected to the manifold located inside each windbox. Recycle gas is piped into the windbox, to the stem, and exiting from the exit holes located in the bubble cap into the CFB. Oxygen is piped into the manifold, through the pipes and exiting through the exit holes located in the bubble cap. The pipe may further contain means placed at its open end, to prevent accidental inlet of hot particles into the pipe, such as a debris shield placed above and proximate to the open end of the pipe or by having the open end oriented in a downward direction. An insulating gap may also be placed inside the bubble cap to reduce thermal conductance between the bubble cap outer surface that is exposed to hot bed material and the inner surface of the bubble cap, being in contact with oxygen. | 03-31-2011 |
| 20110088601 | Steering Funnel for Bed Material in Fluidized Bed Boiler, Fluidized Bed Boiler and Method in Fluidized Bed Boiler - A fluidized bed boiler ( | 04-21-2011 |
| 20110239916 | DEVICE FOR GENERATING AND TRANSMITTING HEAT CAPABLE OF OPERATING WITH FUEL IN ANY PHYSICAL STATE AND COMBUSTION FLAME - Device for generating and transmitting heat capable of operating with fuel in any physical state that includes at least one cylindrical combustion chamber ( | 10-06-2011 |
| 20120037055 | BURNING EQUIPMENT - The burning equipment is capable of improving burning efficiency with a simple structure. The burning equipment comprises: a burning chamber having a top plate section and a bottom plate section; a first burn-promoting plate being extended downward from the top plate section until the lower end reaches a prescribed height from the bottom plate section, the first burn-promoting plate dividing the burning chamber into a primary burning chamber and a secondary burning chamber, the first burn-promoting plate having a plurality of through-holes; and an air outlet being provided to the secondary burning chamber. The air outlet is provided to the top plate section. A second burn-promoting plate is extended downward from the top plate section, in the secondary burning chamber, until the lower end reaches a prescribed height from the bottom plate section, the second burn-promoting plate divides an opening of the air outlet, the second burn-promoting plate also has a plurality of through-holes. | 02-16-2012 |
| 20120103237 | TILTABLE MULTIPLE-STAGED COAL BURNER IN A HORIZONTAL ARRANGEMENT - Horizontally arranged burners for boiler furnaces are provided where each burner includes a fuel nozzle surrounded by a secondary air outlet. The fuel nozzle and secondary air outlets may tilt in tandem with respect to an air plenum supplying inner secondary air and a fuel carrier providing fuel. Also provided are outer secondary air buckets that may independently tilt with respect to a frame connected to the air plenum. This arrangement can be installed as a retrofit in a conventional horizontal furnace system or in a newly built system. The fuel nozzle and secondary air outlet, and secondary air buckets may all tilt in unison or may all tilt independently. The tilting assists with optimizing a flame temperature profile within the furnace. | 05-03-2012 |
| 20120272876 | MAPLE SYRUP EVAPORATOR WITH BIOMASS BURNER - A burner using biomass combustibles, namely pellet fuel, for a maple syrup evaporator. Compared to wood or oil burning heat sources, pellet fuel is less costly, burns more efficiently and generates the heat necessary to properly evaporate maple sap. The burner includes a burn pit defining a plurality of holes for allowing air to communicate between a combustion chamber and a primary air plenum formed between a base and an underside of the burn pit. An air supply conduit supplies air supply to the primary air plenum. A fuel conduit in communication with the combustion chamber supplies the pellet fuel for combustion within said burn pit. A secondary plenum in pneumatic communication with the primary air plenum receives and cools a portion of the primary air supply. A plurality of injectors in communication with the secondary plenum inject the cooled air into the combustion chamber. | 11-01-2012 |
| 20130312645 | HEATING APPARATUS WITH FAN - A heating apparatus can have a sealed combustion chamber and a burner. The heating apparatus can have an air shutter that controls the amount of air that mixes with fuel directed toward the burner. The air shutter can be controlled by rotating a shaft that connects to the air shutter. The heating apparatus can also have a system of channels along its front face which direct air along the front face. | 11-28-2013 |
| 110298000 | Hollow grate | 4 |
| 20100122643 | Modular grate block for a refuse incinerator - An improved modular grate block for an incinerator having a removable wear plate that can be replaced without removing individual grate blocks from a plurality of rows of fixed and movable grate blocks. | 05-20-2010 |
| 20110259252 | Cladding Element for Device Sections of Incinerators - A cladding element for device sections of incinerators consists of a lower plate ( | 10-27-2011 |
| 110299000 | Having flow controller | 2 |
| 20110297059 | COMBUSTION APPARATUS - A combustion apparatus has: a combustion housing; a partition plate provided in the combustion housing to partition a space in the combustion housing into a combustion chamber and an air supply chamber; and a plurality of rich-lean burners arranged in a right-left direction of the combustion chamber. A multiplicity of distributed holes are formed in the partition plate through which distributed holes secondary air is supplied from the air supply chamber to the combustion chamber. A flame rod facing to an upper side of a part of the rich-lean burners stops combustion when the flame rod does not detect any flames owing to a flame lift at a time of an oxygen deficiency. A supply quantity of the secondary air to the part of the rich-lean burners to which part the flame rod faces is larger than those to other parts. | 12-08-2011 |
| 110300000 | For forced air supply | 1 |
| 20110253018 | AIR-COOLED GRATE BLOCK - An air-cooled grate block of a grate for the thermal treatment of waste, in which the grate blocks are arranged so as to rest one on top of the other in a step-like manner. The block body designed as a cast part has a top wall, forming a bearing surface, and a front wall, on which a foot is integrally formed. A first cooling passage section runs from a wall inlet, arranged on the underside of the top wall, through the top wall and the front wall to an outlet opening arranged in the front wall. A cooling passage wall which starts from an inlet opening arranged adjacent to the foot and to the front wall and is at a distance from the front wall and the top wall forms a second cooling passage section fluidically connected to the first cooling passage section at the wall inlet. A grate which consists of the abovementioned grate blocks is likewise described. | 10-20-2011 |
| 110301000 | Having treatment means | 6 |
| 20110017110 | METHODS AND SYSTEMS FOR IMPROVING COMBUSTION PROCESSES - Methods, systems, and kits directed to improving combustion processes. In one embodiment, a method includes applying air to an internal surface of a combustion system. The air may be applied with a velocity chosen from about 50 m/s to about 300 m/s, and a volumetric flow chosen from about 50 ACFM to about 4000 ACFM. At least one FCT chemical may be optionally fed with the injected air in this embodiment. | 01-27-2011 |
| 110302000 | Preheater | 3 |
| 20120073483 | METHOD FOR SUPPLYING COMBUSTION AIR TO A FLUE GAS AIR PREHEATER, A PREHEATING APPARATUS, AND AN AIR GUIDE SLEEVE - A flue gas air preheating apparatus for combustion air in a boiler of a power plant. An air pipe is placed in a flue gas duct. An air guide sleeve is provided at an initial end of the air pipe at least partly inside the air pipe. The air guide sleeve is made of a poorly heat conductive material and is designed to diminish turbulence in air flow and has an inflow end and a second end placed inside the air pipe. The shaping of the second end is designed to diminish turbulence in the air flow. The air guide sleeve includes splits or notches that become wider towards the second end. A method and a corrosion shield. | 03-29-2012 |
| 110304000 | Remote from combustion chamber | 2 |
| 20130199425 | INTEGRATED POLYMERIC-CERAMIC MEMBRANE BASED OXY-FUEL COMBUSTOR - Integrated polymeric-ceramic membrane-based oxy-fuel combustor. The combustor includes a polymer membrane structure for receiving air at an input and for delivering oxygen-enriched air at an outlet. An oxygen transport reactor including a ceramic ion transport membrane receives the oxygen-enriched air from the polymer membrane structure to generate oxygen for combustion with a fuel introduced into the oxygen transport reactor. | 08-08-2013 |
| 20150323179 | OXY BOILER POWER PLANT OXYGEN FEED SYSTEM HEAT INTEGRATION - A coal fired oxy boiler power plant is disclosed in which a steam coil oxygen preheater located on an oxygen line Air Separation Unit is thermally integrated with the condensate system. Thermal energy for the steam coil oxygen preheater is provided via an extraction line connected to a steam extraction port of an intermediate pressure steam turbine. A drain line of the steam coil oxygen preheater fluidly connects the steam coil oxygen preheater to a point of the Rankine steam cycle fluidly within the condensate system. | 11-12-2015 |
| 110309000 | And flow modifying means | 2 |
| 20090249987 | ADJUSTABLE RIFFLER ASSEMBLY - An adjustable riffler can be used in a piping system connecting a pulverizer and a furnace. The adjustable riffler includes a support member, at least two plates spaced apart along an axis, and at least one inclined flange. The two plates include a fixed plate attached to the support member and a translatable plate positioned adjacent to the fixed plate. The translatable plate is translatable along the axis with respect to the fixed plate. The at least one inclined flange is connected to one of the fixed plate and the translatable plate and extends along the axis between the plates to form a channel between the fixed plate and the translatable plate. | 10-08-2009 |
| 110313000 | Feed nozzle | 1 |
| 20140041559 | Furnace-Heating Combustion Apparatus - A furnace-heating combustion apparatus that allows adjustment of a ratio between the amount of primary air and the amount of secondary air. A double-tube elongate burner extends through a rear wall portion of an air box disposed away from a furnace wall. The leading end portion of the burner is disposed inside a tube section such that a secondary air conduit is formed between an outer circumferential face of the leading end portion and an inner circumferential face of the tube section. A primary air conduit is provided at the leading end portion of the burner to introduce the air inside the air box from the rear end portion and cause it to flow toward the leading end portion. A burner supporting means is provided for to allow adjustment of the position of the burner in the longitudinal direction relative to the rear wall of the air box. | 02-13-2014 |
