Patents
Sitemap › F22 - Steam generation › F22D - Preheating, or accumulating preheated, feed-water; Feed-water supply; Controlling water level; Auxiliary devices for promoting water circulation within boilers › F22D 1 - Feed-water heaters, e.g. preheaters
Patents for F22D 1 - Feed-water heaters, e.g. preheaters (2,641)
01/2013
01/02/2013CN102859277A Process and apparatus for heating feedwater in a heat recovery steam generator
01/02/2013CN102183008B Coal economizer with high efficiency, corrosion resistance and hot dust erosion prevention
12/2012
12/27/2012US20120324944 Method and integrated device for separating air and heating an air gas originating from an air separation device
12/26/2012CN202630027U Device for utilizing smoke waste heat of boiler of thermal generator set
12/26/2012CN202630026U Device recycling flue gas waste-heat of boiler of thermal power generating unit
12/26/2012CN202630025U Economizer
12/26/2012CN202630024U Boiler exhaust waste heat recycling device
12/26/2012CN202630023U Economizer
12/26/2012CN202630022U Heat exchanger for waste heat recovery of industrial boiler
12/26/2012CN202630021U Screen type coal saver with top connection pipe
12/26/2012CN202630020U Airfoil finned-tube coal economizer
12/26/2012CN202630019U Heat cycle device of a steam generator
12/26/2012CN202630016U Periodically-discharged waste gas recoverer of power plant boiler
12/26/2012CN102840573A Water replenishing preheating system of thermal power plant
12/26/2012CN102839999A Small steam turbine exhaust steam cold source loss recovery system and method
12/19/2012CN202613420U Special circular seal for deaerator
12/19/2012CN202613419U Novel energy saver for boilers
12/19/2012CN202613418U Fused salt and steam generating system with premixing and heating functions
12/19/2012CN202613417U Additional device for synthesis ammonia shift boiler feed water preheater
12/19/2012CN202613414U Boiler fire making and steam exhaust utilization system in thermal power plant
12/19/2012CN102834669A Combustion system with steam or water injection
12/19/2012CN102829463A Extremely-low-temperature flue gas waste heat recycling system of power plant boiler
12/12/2012CN202599160U Heater of boiler flue
12/12/2012CN202598853U Waste heat recovery system of boiler
12/12/2012CN202598484U Low-temperature coal economizer for boiler
12/12/2012CN202598483U Anti-wear device for boiler coal-saving device
12/12/2012CN202598482U Boiler water replenishing hot water tank for collecting afterheat and condensed water
12/12/2012CN202598475U Horizontal energy-saving coal burning steam boiler
12/12/2012CN102818276A Comprehensive optimized smoke discharge waste heat deep recycle system of smoke in thermal power plant
12/12/2012CN102818275A Optimization system for waste heat recovery of desulfurization island flue gas and operation of fans
12/12/2012CN102818252A Regenerative system of power station single reheating set and power station
12/06/2012WO2012163961A1 Steam generator
12/05/2012EP2529086A2 Power generating system
12/05/2012CN202581277U Boiler flue gas waste heat recovery system
12/05/2012CN202581273U Boiler inflow water preheating device
12/05/2012CN202581272U System for improving inlet air temperature of air pre-heater of boiler of flammable lignite power station
12/05/2012CN202581271U High-pressure heater for heat recovery of starting drain water of direct current furnace
12/05/2012CN202581270U Multistage adjustable waste heat recovery device with high efficiency and low resistance
12/05/2012CN202581269U Superconducting heat-exchange system of waste heat of boiler
12/05/2012CN202581257U Gradually slowed steaming type high-energy efficiency once-through steam injection boiler
12/05/2012CN202581254U Solid fuel steam generator
12/05/2012CN102812294A Economizer Water Recirculation System For Boiler Exit Gas Temperature Control In Supercritical Pressure Boilers
12/05/2012CN102809142A Heat recovery system for secondary reheating unit in power plant and power plant
11/2012
11/29/2012DE102012104572A1 Variabler Speisewasservorwärmekreislauf Variable Speisewasservorwärmekreislauf
11/28/2012CN202562028U Waste heat recovery system utilizing heat pump unit in laundry center
11/28/2012CN202561722U Coal economizer with variable-speed parallel mixing flow circulation mode
11/28/2012CN202561721U Solar energy and biomass energy combined boiler system
11/28/2012CN102798116A Horizontal-type three-section thermal power high-pressure feed-water heater and heating method
11/21/2012CN202546730U Atmospheric deoxidation system capable of recovering exhaust steam
11/21/2012CN202546729U Industrial circulating water/waste heat self-balancing distribution-type steam-dragging system
11/21/2012CN202546728U External tandem type steam cooler in heat regenerative system of large thermal power plant
11/21/2012CN202546727U Finned tube type economizer
11/21/2012CN202546726U Boiler combustor tail waste heat utilization device
11/21/2012CN202546725U Boiler flue gas waste heat recovery utilization device
11/21/2012CN202546724U Device for preheating boiler replenishing water by using heat energy of power equipment
11/21/2012CN202546723U Residual heat utilization and recovery system for tail gas burning process of acrylic acid device
11/21/2012CN202546714U Water steam circulating heater
11/21/2012CN102788345A Heat exchange device capable of increasing water-feed temperature of steam drum by self-generated steam heat energy
11/21/2012CN102788344A Energy-saving type coal economizer for boiler
11/15/2012US20120285399 Gas hot water heater preheater
11/14/2012CN202532903U Pyrite acid making slag discharge heat recovery equipment system
11/14/2012CN202532441U Water supply system of multiple condensation type boilers
11/14/2012CN202532440U Steam and draining system
11/14/2012CN202532439U Device for heating feed water of steam boiler
11/14/2012CN202532438U Energy-saving water compensation device
11/14/2012CN202532437U Energy-saving wastewater recycling system
11/14/2012CN202532423U Preheating integrated waste heat boiler and dry quenching system
11/14/2012CN202525917U High-efficiency energy-saving steamer
11/14/2012CN102777886A Flue gas waste heat recovery device and method for gas-fired boiler
11/14/2012CN102777885A Partition wall for ultra-supercritical boiler economizer outlet flue
11/07/2012CN202521586U Solar intelligent control heating steam boiler water supply energy-saving device
11/07/2012CN202521067U Sealing expansion plate of coal saver
11/07/2012CN102767822A Integrated system for pre-heating air and condensed water of turbine in grading manner by using boiler smoke
11/07/2012CN102767821A Smoke waste heat deep utilization system of power station boiler for heating supplied water at high pressure
11/07/2012CN102767820A Smoke waste heat utilizing system at tail of power station boiler applicable to operation in variable working condition
11/07/2012CN102767819A Multi-stage biomass boiler flue gas and air heat recovery system and heat recovery method thereof
11/07/2012CN102767816A System for lowering exhaust gas temperature of boiler in external-internal combined mode
11/01/2012US20120272649 Method for operating a forced-flow steam generator operating at a steam temperature above 650°c and forced-flow steam generator
10/2012
10/31/2012EP2516925A2 Economizer water recirculation system for boiler exit gas temperature control in supercritical pressure boilers
10/31/2012CN102759097A Boiler tail flue gas waste heat utilization system
10/31/2012CN102759096A Smoke waste heat utilization system
10/31/2012CN102758746A Coupled power generating system using solar thermal collector assisted coal-fired unit
10/24/2012CN102748746A Low-temperature coal economizer of boiler
10/17/2012CN202494096U System for recovering heat and moisture from flue gas of coal-fired power plants
10/17/2012CN102734789A A Thermal system with two deaerators
10/17/2012CN102734788A Biomass boiler deslagging waste heat recycling device
10/17/2012CN102734787A Concurrent recycling system for boiler smoke afterheat
10/17/2012CN102734785A Leakage judging method for boiler economizer in power plant
10/17/2012CN102730708A Heat recycling device for chain plate machine and manufacturing system for sodium silicate
10/17/2012CN102022718B Exchanging method of exhaust-heat boiler low temperature economizer
10/10/2012CN202485230U Integrated system for recycling hot water of solar thermal collector and waste heat of boiler
10/10/2012CN202484971U Energy-saving and water-supplementation device of boiler
10/10/2012CN202484970U Vertical type coal economizer
10/10/2012CN102721037A Boiler flue gas waste heat recovery system and control method thereof
10/10/2012CN102720551A Control method for steam thermal system with dual-machine backheating steam extraction
10/04/2012WO2012132700A1 Coal-fired power generation plant and coal-fired power generation method
10/04/2012WO2012085551A3 Method & apparatus for the improvement of efficiency of thermal cycles
10/03/2012CN202470086U Dust removing chamber for coal economizer
10/03/2012CN202470027U Low-temperature flue gas heat recovery and utilization system
10/03/2012CN202470026U Smoke residual heat recovery device
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