| Patents for F22D 1 - Feed-water heaters, e.g. preheaters (2,641) |
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| 01/27/2010 | CN201391855Y Boiler waste heat conversion device |
| 01/20/2010 | CN201387024Y Waste heat recycling system of pyrite during acid production |
| 01/20/2010 | CN201387002Y 蒸汽蓄热器 Steam accumulator |
| 01/20/2010 | CN201387001Y 立式高压加热器 Vertical high pressure heater |
| 01/20/2010 | CN101629713A Flue gas afterheat recovery system |
| 01/13/2010 | CN201382401Y Boiler system |
| 01/13/2010 | CN201382400Y 锅炉热交换器 Boiler heat exchanger |
| 01/06/2010 | CN201377784Y Energy-saving preheater for boiler |
| 12/31/2009 | US20090325034 Separator for humidifier, humidifier, and fuel cell system comprising the humidifier |
| 12/30/2009 | WO2009157608A1 Auxiliary heating device of boiler |
| 12/30/2009 | CN201373384Y Deaerator afterheat recycling unit |
| 12/23/2009 | EP2136038A2 Reheater Temperature Control |
| 12/16/2009 | EP2132415A2 Arrangement with a steam turbine and a condenser for feedwater preheating |
| 12/16/2009 | CN101603680A Pump free dead weight water-adding boiler |
| 12/09/2009 | CN101598511A Gas cooling system |
| 12/09/2009 | CN101598330A Improved self-evaporating type boiler feed water deaerator |
| 11/25/2009 | CN201351911Y High-level and low-level combined coal economizer |
| 11/25/2009 | CN101586803A Surplus heat utilization system of boiler for deeply reducing exhausted smoke temperature |
| 11/18/2009 | CN100561100C Boiler hot-water compensating device |
| 11/18/2009 | CN100560316C Sulfur dioxide desulfurization technology for pipe pile steam maintenance residual heat utilization and reutilization |
| 11/11/2009 | CN201344546Y Slag discharge and waste heat utilization equipment for industrial boiler |
| 11/11/2009 | CN101576250A Industrial boiler injection thermal deaerator |
| 11/11/2009 | CN101576246A Group-level coal-fired electric generation furnace |
| 11/05/2009 | US20090272114 Heat recovery equipment |
| 11/05/2009 | US20090272113 Heat recovery equipment |
| 10/29/2009 | WO2009131525A1 Steam boiler equipped with cooling device |
| 10/28/2009 | CN101568765A Apparatus and method for generating steam |
| 10/28/2009 | CN100554649C Reheat/regenerative type thermal power plant using Rankine cycle |
| 10/22/2009 | WO2008119784A3 Arrangement with a steam turbine and a condenser for feedwater preheating |
| 10/21/2009 | CN201331052Y Coal economizer for boiler |
| 10/21/2009 | CN201329318Y Small pressure difference constant-speed jet nozzle |
| 10/21/2009 | CN101561135A Convection-type heat energy saver |
| 10/14/2009 | CN201327017Y Low-pressure heater with rod baffles |
| 10/07/2009 | CN201322294Y Exhaust energy retracting device |
| 09/30/2009 | CN101545628A Dust removing and residual heat recovery device of boiler |
| 09/09/2009 | CN101526207A Thermoelectrical steam exhaust recovering device |
| 09/08/2009 | US7587133 Method for starting a continuous steam generator and continuous steam generator for carrying out said method |
| 09/02/2009 | CN101520172A Energy-saving reclaiming process for residual heat of fume in boiler |
| 09/01/2009 | US7581395 Heat recovery equipment |
| 08/26/2009 | CN201297615Y Vertical boiler economizer |
| 08/19/2009 | CN101508143A PHC pipe pile energy-saving maintaining method |
| 08/06/2009 | WO2008121689A3 Water recirculation system for power plant backend gas temperature control |
| 07/29/2009 | CN101493223A Cooling water temperature control device |
| 07/22/2009 | CN100516647C Discrete low grade residue heat recovery boiler high temperature water-supply and air preheater system |
| 07/08/2009 | CN201269515Y Large boiler economizer |
| 07/08/2009 | CN101476717A Flue gas processing equipment of boiler |
| 07/08/2009 | CN101476716A Slag residual heat utilization apparatus for industrial boiler |
| 07/08/2009 | CN100510622C Water spraying device |
| 06/18/2009 | US20090151655 Heat tube assembly |
| 06/17/2009 | CN201259211Y Combined cycle waste heat boiler start-up by-path vertical deoxidization apparatus for gas turbine |
| 06/17/2009 | CN201259210Y Non-phase-change composite heat exchanger |
| 06/10/2009 | EP2066971A2 Apparatus and method for generating steam |
| 06/09/2009 | CA2541007C Crop re-hydration system utilizing a direct-fired steam generator having continuous water circulation |
| 06/03/2009 | CN101446410A Method for recycling the afterheat of continuous blowdown extension tank and device thereof |
| 05/27/2009 | CN201246734Y Automatic condensation water-discharging energy-saving device |
| 05/06/2009 | CN201233004Y Exhaust gas recovery device for deaerator |
| 04/30/2009 | WO2007072271A3 Apparatus and method for generating steam |
| 04/22/2009 | CN201225613Y Circulating fluid bed boiler of stalk biomass for combustion |
| 04/21/2009 | US7520908 Improved system efficiency by transferring heat from a reformate flow downstream from a water-gas shift to both a combustor feed flow supplied to a combustor and a water flow that is supplied to a reformer feed mix for a steam reformer; avoiding extremely high metal temperatures; fuel cells for cars |
| 04/21/2009 | US7520907 Highly integrated fuel processor for distributed hydrogen production |
| 04/21/2009 | CA2496088C Device for spraying water |
| 04/15/2009 | CN101408097A Stationary type steam injecting boiler with evaporation of 30 ton / hour |
| 04/08/2009 | CN201218660Y Power generation apparatus by waste heat of sintering production |
| 03/18/2009 | CN201209849Y Combination high-efficiency vapor boiler |
| 03/11/2009 | CN201206830Y Boiler feed deaerator |
| 03/11/2009 | CN201206829Y Liquid phase intermediate medium heat exchanging type heat exchanger |
| 03/04/2009 | CN201203102Y Waste heat recovering and utilizing system of power plant condenser cooling water |
| 03/04/2009 | CN201203101Y Power plant exhaust steam as boiler feed water and energy recovery utilizing system |
| 03/04/2009 | CN201203100Y Vertical heater of low dredging cold segment terminal difference |
| 03/04/2009 | CN201203099Y High-efficiency super-conduction tube heat-exchanging energy-saving equipment |
| 03/04/2009 | CN201203098Y Radial hot pipe type water supply preheater for coke dry quenching |
| 02/24/2009 | US7494518 Improved system efficiency by transferring heat from a reformate flow downstream from a water-gas shift to both a combustor feed flow supplied to a combustor and a water flow that is supplied to a reformer feed mix for a steam reformer; avoiding extremely high metal temperatures; fuel cells for cars |
| 02/24/2009 | US7494516 Improved system efficiency by transferring heat from a reformate flow downstream from a water-gas shift to both a combustor feed flow supplied to a combustor and a water flow that is supplied to a reformer feed mix for a steam reformer; avoiding extremely high metal temperatures; fuel cells for cars |
| 02/18/2009 | CN201196410Y Low-grade thermal deoxidization device |
| 02/18/2009 | CN100462623C Low level heating power deaerator |
| 02/11/2009 | CN101363614A Combination high-efficiency vapor boiler |
| 02/04/2009 | CN201190988Y Convection heat economizer |
| 02/04/2009 | CN201190987Y High pressure heater with DCZ end plate |
| 02/04/2009 | CN201190244Y Multifunctional steam cleaning flat-iron |
| 02/04/2009 | CN101358734A Piston type energy-conserving system |
| 02/04/2009 | CN101358547A Condensed water circulating cooling energy-conserving and emission-cutting technology |
| 01/21/2009 | CN201184586Y Energy-saving and discharge-reducing hot water tank for boiler |
| 01/14/2009 | CN201180980Y Exhaust-heat boiler of enameling machine |
| 01/13/2009 | US7475645 Retractable liquor gun holder for a recovery furnace |
| 01/07/2009 | CN201177253Y Intermittent and continuous residual heat recovery device of boiler |
| 01/07/2009 | CN101338979A Steel works sintering cooling machine low-temperature flue gas residual heat utilization system |
| 01/02/2009 | DE202008008810U1 Eierpasteurisiervorrichtung und Eierhalterung Eierpasteurisiervorrichtung and egg holder |
| 12/31/2008 | WO2009000846A2 Method and device for operating a steam generator |
| 12/31/2008 | CN101334159A Condensation water automatic discharging energy conservation equipment |
| 12/24/2008 | CN201170545Y Water recovery apparatus for split phase-change heating furnace |
| 12/17/2008 | EP1468222B1 Feedwater heater |
| 12/17/2008 | CN101324329A Additional energy type energy-saving boiler system and energy-saving method |
| 12/10/2008 | CN201163019Y System connection device of low temperature coal economizer |
| 12/03/2008 | CN201159450Y Boiler water, water-compensating solar pre-heating device |
| 12/03/2008 | CN101315183A Flue gas waste heat recovery system of metallurgy electric furnace |
| 11/20/2008 | US20080282997 Economizer arrangement for steam generator |
| 11/18/2008 | CA2439866C Passive system for optimal nox reduction via selective catalytic reduction with variable boiler load |
| 10/28/2008 | CA2433426C Intergration construction between a boiler and a steam turbine and method in preheating of the supply water for a steam turbine and in its control |
| 10/28/2008 | CA2433327C Integration construction between a boiler and a steam turbine and method in preheating of the supply water for a steam turbine and in its control |
| 10/22/2008 | CN201137920Y Coal-burning boiler coal economizer |