| Patents for F22B 31 - Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements or dispositions of combustion apparatus (3,364) |
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| 11/27/1991 | CN1014926B Fluidized bed calcination boiler for thermo-electricity-cement joint production |
| 11/26/1991 | US5067419 Low nox boiler |
| 11/14/1991 | WO1991017390A1 Combustor with riser |
| 11/14/1991 | WO1991017389A1 Method and device for temperature control in a combustion plant |
| 11/14/1991 | WO1991017388A1 Pfbc power plant |
| 11/13/1991 | EP0455660A1 System and method for reheat steam temperature control in circulating fluidized bed boilers. |
| 11/12/1991 | US5064621 Circulating fluid-bed combustion apparatus |
| 10/29/1991 | US5060599 Method and reactor for combustion in a fluidized bed |
| 10/23/1991 | EP0453373A1 Process and apparatus for carrying out a reaction between a gas and a particulate solid in an enclosure |
| 10/23/1991 | EP0452616A2 Combustion method for solid or slurry-type fuels in a fluidised bed |
| 10/21/1991 | WO1991016130A1 Device for producing a reaction between a gas and a separated solid material in a vessel |
| 10/09/1991 | EP0450072A1 Square multi-pipe once-through boiler |
| 10/09/1991 | CN2086365U No-pressure hot-water boiler |
| 10/08/1991 | US5054436 Fluidized bed combustion system and process for operating same |
| 10/08/1991 | US5054435 Furnace, especially a fluidized furnace |
| 10/07/1991 | WO1991015712A1 Cyclone combustion apparatus |
| 10/02/1991 | EP0449522A2 Fluidized bed combustion system and method having a multicompartment external recycle heat exchanger |
| 10/02/1991 | CN1055047A Method for modifying oil-fired boiler into coal-fired one |
| 10/01/1991 | US5052344 Incineration control apparatus for a fluidized bed boiler |
| 10/01/1991 | US5052310 Solid waste-to-steam incinerator capacity enhancement by combined oxygen enrichment and liquid quench |
| 10/01/1991 | CA1289931C Tube supports |
| 09/25/1991 | CN1014089B Thermal reactor |
| 09/05/1991 | WO1991013289A1 Method and device for controlling the power output during combustion in a fluidized bed |
| 09/04/1991 | EP0444927A2 Fluidized bed steam temperature enhancement system |
| 09/04/1991 | EP0444926A2 Fluidized bed combustion system and method having an integral recycle heat exchanger with inlet and outlet chambers |
| 09/04/1991 | EP0444732A1 Fluidized bed reactor |
| 09/02/1991 | CA2037243A1 Fluidized bed steam temperature enhancement system |
| 08/28/1991 | CN2083688U Full-sealed radiation furnace |
| 08/21/1991 | CN2083246U Flat car for tunnel garbage incinerator |
| 08/20/1991 | US5040492 Fluidized bed combustion system and method having a recycle heat exchanger with a non-mechanical solids control system |
| 08/14/1991 | CN1013514B Method of burning carbonaceous materials in fluidized bed reactor and device for working the method |
| 08/13/1991 | CA1287498C Device for generating flue gas to drive a gas turbine |
| 07/24/1991 | EP0438169A2 Circulating fluid-bed combustion apparatus |
| 07/23/1991 | US5034197 Reactor chamber in a fluidized bed reactor |
| 07/23/1991 | US5033413 Heat transfer system |
| 07/17/1991 | EP0186669B1 Refractory choke for a high intensity combustor |
| 07/17/1991 | CN2081035U Combined burner with low combustion-gas pressure for industrial boiler |
| 07/11/1991 | WO1991010096A1 Methacoal integrated combined cycle power plants |
| 07/11/1991 | CA2033063A1 Methacoal integrated combined cycle power plants |
| 07/10/1991 | EP0435966A1 Process for salvaging waste and device for preparing said waste. |
| 07/09/1991 | US5029557 Cyclone combustion apparatus |
| 07/09/1991 | CA2033713A1 Apparatus and method for recovery of constituents and heat from fluidized bed combustion |
| 07/03/1991 | EP0434945A2 Fluid-bed incinerator |
| 07/02/1991 | CA1285375C Thermal reactor |
| 06/26/1991 | EP0434602A1 Device for heat recovering and apparatus for cleaning exhaust air by thermal postcombustion |
| 06/26/1991 | CN1012989B Secondary cycle fluidized bed reactor and its operating method |
| 06/26/1991 | CN1012987B Tube and support system for heat exchanger |
| 06/25/1991 | US5025755 Apparatus for burning carbonaceous material in a fluidized bed reactor |
| 06/19/1991 | CN1012917B Fluidized bed reactor and its operation method |
| 06/12/1991 | EP0431163A1 Composite circulation fluidized bed boiler |
| 06/12/1991 | CN2078842U Multi-purpose vertical pressureless boiler with double grates |
| 06/11/1991 | US5022893 Fluidized bed steam temperature enhancement system |
| 06/04/1991 | US5020479 Watertube boiler and its method of combustion |
| 05/22/1991 | EP0428115A2 Pressure fluidized bed firing boiler |
| 05/22/1991 | EP0273908B1 Circulating fluidized bed reactor |
| 05/21/1991 | US5016576 Fluidizing combustion chamber |
| 05/16/1991 | WO1991006807A1 Method and apparatus for introducing solid material into a combustion or gasification reactor |
| 05/15/1991 | EP0331681B1 Device for combustion in a fluidized reactor |
| 05/15/1991 | CN2077081U Boiler |
| 05/14/1991 | US5014652 Fluid bed cooler, a fluid bed combustion reactor and a method for the operation of a such reactor |
| 05/14/1991 | US5014651 Method and apparatus for improving utilization of fuel values of as-mined coal in pulverized fuel-fired boilers |
| 05/14/1991 | CA1284067C Apparatus to reduce or eliminate fluid bed tube erosion |
| 05/08/1991 | DE4034008A1 Multistage steam generator furnace - has surfaces in heat exchange zones cooling gases from successive reaction zones |
| 05/08/1991 | CN1012589B Boiler with two fluidised bed |
| 05/07/1991 | US5012750 Apparatus for recovery of constituents and heat from fluidized bed combustion |
| 05/02/1991 | EP0424864A2 Power plant |
| 05/01/1991 | CN2076196U Upper combustion type honeycomb briquet boiler |
| 05/01/1991 | CN1012519B Vertical boiler |
| 04/30/1991 | US5010830 Process and apparatus for incinerating wet refuse |
| 04/23/1991 | US5009852 Cooled fluidization grid |
| 04/17/1991 | CN1012338B Particle separator |
| 04/09/1991 | US5005530 Furnace radiant sections with vertical heat exchanger tubing, and convection section |
| 04/09/1991 | US5005528 Bubbling fluid bed boiler with recycle |
| 04/02/1991 | US5003931 Method of and device for maintaining a parameter constant in a fluidized-bed furnace |
| 03/27/1991 | CN1050257A Fluidized bed steam generation and method |
| 03/20/1991 | CN2073541U Ebullition combusting boilers with the feature of double speed, double bed and re-cycling |
| 03/19/1991 | CA1281603C Method and system to provide thermal power for a power plant |
| 03/13/1991 | EP0416132A1 Heating device |
| 03/13/1991 | CN2073082U Heat exchanger with dust-collection |
| 03/06/1991 | CN2072642U Vertical outside burning rotary moulded coal boiler |
| 02/27/1991 | CN1049551A Fluidized bed steam generating system including steam cooled cyclone separator |
| 02/26/1991 | CA1280576C Method and apparatus for controlling the operation of a fluidized bed reactor apparatus |
| 02/20/1991 | EP0413612A2 Fluidized bed steam generating system including a steam cooled cyclone separator |
| 02/06/1991 | CN1011534B Power plant with combustion in fludized bed |
| 01/30/1991 | EP0410773A2 Fluidized bed steam generation system and method having an external heat exchanger |
| 01/16/1991 | EP0407730A2 Furnace, in particular fluidised bed furnace |
| 01/02/1991 | EP0405087A1 Low NOX fossil-fuel-fired steam generator |
| 12/26/1990 | CN1010973B Steam generator and method for operating same |
| 12/25/1990 | US4979448 Apparatus and method for recovery of constituents and heat from fluidized bed combustion |
| 12/19/1990 | CN1047916A Fluidized bed calcination boiler for thermo-electricity-cement joint production |
| 12/19/1990 | CN1010877B Atomizer and coal-water slurry fired boiler utilizing same |
| 12/12/1990 | EP0103613B2 Fast fluidized bed boiler |
| 12/05/1990 | CN2066930U Oil-burning, gas-burning cast iron boiler |
| 12/05/1990 | CN1047561A Curved heat tube fire grate and conducting pipe for boiler |
| 12/05/1990 | CN1047560A 循环式流化床反应器 Circulating fluidized bed reactor |
| 12/04/1990 | US4974411 Supercharged coal-fired steam generator |
| 11/28/1990 | EP0399803A1 Circulating fluidized bed reactor utilizing integral curved arm separators |
| 11/28/1990 | CN1047222A Device for extracting particulate material of fluidized bed from fluidization enclosure |
| 11/22/1990 | EP0398814A1 Particle evacuation device from a fluidised bed outside the fluidised bed vessel |
| 11/19/1990 | CA2017057A1 Device for extracting particulate material from fluidized bed outside the fluidizing enclosure |