Patents
Patents for F22B 29 - Steam boilers of forced-flow type (699)
06/2004
06/09/2004EP1166015B1 Fossil-fuel fired continuous-flow steam generator
06/03/2004WO2004033962A3 Once-through evaporator for a steam generator
05/2004
05/26/2004CN1499128A Method for reconstructing domestic 1025t/h uniflow boileer with single firebox to control loop boiler as well as equipment
05/12/2004EP1017266A4 System for delivering a substantially constant vapor flow to a chemical process reactor
04/2004
04/22/2004WO2004033962A2 Once-through evaporator for a steam generator
04/22/2004CA2501086A1 Once-through evaporator for a steam generator
04/15/2004US20040069244 Once-through evaporator for a steam generator
04/06/2004US6715450 Fossil-fuel fired continuous-flow steam generator
03/2004
03/31/2004CN1485568A Slab waveguide and method of manufacturing the slab waveguide
03/25/2004WO2004025177A1 Horizontally assembled steam generator
03/25/2004WO2004025176A1 Operating method for a horizontal steam generator and a steam generator for carrying out said method
03/18/2004WO2004023037A1 Furnace wall structure
03/17/2004EP1398565A1 Horizontally positioned steam generator
03/17/2004EP1398564A1 Method for operating a horizontally positioned steam generator and steam generator for carrying out this method
02/2004
02/18/2004CN1138943C Method for operating boiler with forced circulation and boiler for its implementation
02/11/2004CN1138088C Steam generator
01/2004
01/13/2004US6675747 System for and method of generating steam for use in oil recovery processes
11/2003
11/25/2003US6651596 Continous flow steam generator having a double-flue construction
11/05/2003CN1126905C Straight-flow type boiler and method for starting the same
11/05/2003CN1126904C Fossil-fuel heated boiler with heat flue gas denitrification device
11/05/2003CN1126903C 蒸汽发生器 Steam Generator
08/2003
08/27/2003CN1119556C Continuous-flow steam generator with spiral evaporation tubes
06/2003
06/25/2003CN1112536C Staight flow boiler with double flue structure
05/2003
05/06/2003US6557499 Fossil-fuel-fired once-through steam generator
04/2003
04/30/2003CN1107202C 连续式蒸汽发生器 Continuous steam generator
03/2003
03/25/2003US6536380 Fossil-fuel heated steam generator, comprising dentrification device for heating gas
03/19/2003CN1103424C Continuous vertical-to-tipping pipe transition
11/2002
11/20/2002CN1094579C Improvement in degree of separation of steam impurities in steam/water separator
11/19/2002US6481386 Fossil-fired continuous-flow steam generator
11/13/2002EP1009951B1 Method for operating a boiler with forced circulation and boiler for its implementation
10/2002
10/31/2002US20020157618 Fossil-fuel-fired once-through steam generator
10/08/2002US6460490 Flow control system for a forced recirculation boiler
09/2002
09/10/2002US6446580 Fossil fuel-fired continuous-flow steam generator
08/2002
08/28/2002EP0977964B1 Continuous-flow steam generator and method for starting same
08/14/2002CN1364226A Fossil-fuel heated steam generator, comprising denitrification device for heating gas
06/2002
06/26/2002EP1141625B1 Fossil fuel fired continuous-flow steam generator
06/26/2002EP0980496B1 Continuous steam generator
05/2002
05/08/2002CN1084458C Adjustable pressure once-through boiler, using with single-pitch and multi-pitch ribbed tube
04/2002
04/24/2002CN1346433A Fossil-fuel fired continuous steam type boiler
04/10/2002CN1344360A Fossil-fuel fired continuous-flow steam cenerator
04/03/2002CN1082171C Supercritical steam pressurized circulating fluidized bed boiler
03/2002
03/20/2002EP1188021A1 Fossil-fuel heated steam generator, comprising denitrification device for heating gas
02/2002
02/14/2002US20020017251 Fossil-fired continuous-flow steam generator
01/2002
01/09/2002CN1330751A Fossil fuel fired continuous-flow steam generator
01/03/2002US20020000208 Fossil fuel-fired continuous-flow steam generator
01/02/2002EP1166015A1 Fossil-fuel fired continuous-flow steam generator
01/02/2002EP1166014A1 Fossil-fuel fired continuous steam generator
12/2001
12/12/2001EP1086339B1 Fossil fuel fired steam generator
10/2001
10/10/2001EP1141625A1 Fossil fuel fired continuos-flow steam generator
08/2001
08/22/2001CN1309754A Fossil fuel fired steam generator
06/2001
06/26/2001US6250257 Method for operating a once-through steam generator and once-through steam generator for carrying out the method
03/2001
03/28/2001EP1086339A1 Fossil fuel fired steam generator
02/2001
02/27/2001US6192837 Once-through steam generator and method for starting up a once-through steam generator
02/21/2001EP0944801B1 Steam generator
02/20/2001US6189491 Steam generator
01/2001
01/04/2001WO2001001040A1 Fossil-fuel heated steam generator, comprising denitrification device for heating gas
11/2000
11/28/2000US6152085 Method for operating a boiler with forced circulation and boiler for its implementation
10/2000
10/12/2000WO2000060283A1 Fossil-fuel fired continuous-flow steam generator
10/12/2000WO2000060282A1 Fossil-fuel fired continuous steam generator
09/2000
09/28/2000DE19914761C1 Fossil fuel through-flow steam generator for electrical power plant has vertical evaporator pipes defined by walls of combustion chamber formed in loop at interface between combustion chamber and horizontal gas flue
09/27/2000EP0937218B1 Method applicable to a continuous steam generator, and the steam generator needed for applying same
08/2000
08/24/2000DE19929088C1 Fossil fuel heated steam generator e.g. for power station equipment
07/2000
07/12/2000EP1017266A1 System for delivering a substantially constant vapor flow to a chemical process reactor
07/06/2000DE19858780A1 Fossilbeheizter Durchlaufdampferzeuger Fossil heated through steam generator
06/2000
06/29/2000WO2000037851A1 Fossil fuel fired continuos-flow steam generator
06/21/2000EP1009951A1 Method for operating a boiler with forced circulation and boiler for its implementation
06/07/2000EP0812407B1 Process and system for starting a continuous steam generator
05/2000
05/24/2000CN1254408A Straight-flow boiler with double flue structure
04/2000
04/13/2000DE19914760C1 Fossil-fuel through-flow steam generator for power plant
04/12/2000CN1051369C A circulating fluidized bed reactor
04/05/2000CN1249807A Continuous-flow steam generator and method for starting same
03/2000
03/21/2000CA2172521C Supercritical steam pressurized circulating fluidized bed boiler
03/21/2000CA2146610C Use of single-lead and multi-lead ribbed tubing for sliding pressure once-through boilers
02/2000
02/23/2000EP0980496A1 Continuous steam generator
02/23/2000EP0873489B1 Continuous-flow steam generator with spiral evaporation tubes
02/09/2000EP0977964A1 Continuous-flow steam generator and method for starting same
12/1999
12/29/1999CN1240020A Working method of once-through boiler and once-through boiler using the method
12/22/1999CN1239540A Steam generator
12/16/1999WO1999064787A1 Fossil fuel fired steam generator
11/1999
11/09/1999US5979370 Continuous-flow steam generator
11/09/1999US5979369 Once-through steam generator having spirally disposed evaporator tubes
10/1999
10/20/1999CN1232533A Method for operating boiler with forced circulation and boiler for its implementation
10/19/1999US5967097 Once-through steam generator and a method of configuring a once-through steam generator
10/12/1999US5966499 System for delivering a substantially constant vapor flow to a chemical process reactor
09/1999
09/29/1999EP0944801A1 Steam generator
08/1999
08/25/1999EP0937218A1 Method applicable to a continuous steam generator, and the steam generator needed for applying same
08/25/1999EP0657010B2 Steam generator
08/10/1999US5934227 Variable pressure once-through steam generator upper furnace having non-split flow circuitry
07/1999
07/08/1999DE19800017A1 Operating method for forced flow steam generator
06/1999
06/16/1999CN1043680C Steam boiler
05/1999
05/27/1999DE19749951A1 Short-term starting of power plant equipment
05/25/1999US5906178 Degree of separation of steam impurities in a steam/water separator
05/11/1999US5901669 Variable pressure once-through steam generator upper furnace having non-split flow circuitry
03/1999
03/03/1999CN1209868A Monotube boiler
02/1999
02/24/1999CN1208833A Method for directly feeding waste steam into boiler for reutilization
02/04/1999WO1999004615A1 System for delivering a substantially constant vapor flow to a chemical process reactor
01/1999
01/06/1999CN1204390A Continuous-flow steam generator with spiral evaporation tubes
12/1998
12/23/1998EP0722556B1 Supercritical steam pressurized circulating fluidized bed boiler
12/02/1998EP0881429A2 Improvement of the impurities separating degree in a steam-water separator
12/02/1998CN1200450A Improvement in degree of sepn. of steam impurities in steam/water separator
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