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Match Document Document Title
7387090 Method for control of steam quality on multipath steam generator  
The present invention relates to systems and methods for control of a steam generating process having a steam generator with multiple water flow conduits disposed in a convection section and a...
7331313 Continuous steam generator with circulating atmospheric fluidised-bed combustion  
A continuous steam generator with a circulating atmospheric fludized-bed chamber is defined by encircling walls essentially on all sides, comprised of gas-permeable tubular walls provided with...
7243618 Steam generator with hybrid circulation  
A hybrid vapor generator has at least one evaporator with tubes arranged in sections, one section including a natural circulation loop with a separating drum and downcomer(s), and another section...
7049465 Process for energy recovery in processes for the preparation of aromatic carboxylic acids  
This invention relates to a process for the manufacture of aromatic carboxylic acids by exothermic liquid phase oxidation of an aromatic feedstock. More particularly, this invention relates to the...
6672258 Intermediate heat exchanger-incorporated type steam generator  
An intermediate heat exchanger-incorporated type steam generator having an intermediate heat exchanger tube 20 and a steam generating heat exchanger tube 22 disposed separately in a vessel 10 ...
6591789 Device to generate heat by spraying liquid at high speed and high pressure  
A high-speed and high-pressure injection heat-generating device is provided, and enables liquid injected at a high speed and under a high pressure to become heated by the force of the friction and...
6557500 Evaporator and evaporative process for generating saturated steam  
An evaporator in a steam generator extracts heat from high temperature gases to convert heated water into saturated steam. The evaporator includes two sections—a once-through section and a...
6526922 Steam generator  
A steam generator for converting water to steam by the transfer of heat from a heating medium includes two or more water/steam circuits. Each water/steam circuit has at least one evaporator for...
6526921 Method for operating a closed hot-water installation and apparatus to be used therewith  
Method and apparatus for operating a closed hot water installation provided with a pipe system, a boiler, heat exchangers, an expansion tank, a water make-up provision and a de-aerator, the method...
6427636 Method and plant for heating a liquid medium  
The invention relates to a method of heating a liquid medium by means of a first thermal system ( 2, 3, 4, 7, 12, 13 ) and at least one second thermal system ( 5, 6, 6 A, 15, 16 ) following said...
6401669 Condensing boiler  
A condensing boiler includes a heat exchanger with a burner adjacent to the top of the heat exchanger. There is an exhaust for condensate adjacent to the bottom of the heat exchanger. There is a...
6170440 Gas fired booster  
The invention is a gas fired water booster comprising a holding tank, a centrifugal pump, an infrared burner enclosed by a woven ceramic fiber sleeve, a primary and a secondary heat exchanger, and...
6026801 Plug core heat exchanger  
An apparatus (10) for transferring heat to a fluid from combustion gases including a housing (12) extending between a first end (14) and a second end (16). The apparatus further includes a burner...
5988118 Water supplying method for a boiler  
A method for supplementing fresh water into a boiler, which can effectively exhaust air from a pipeline circuit connected with the boiler, is disclosed. The method includes the steps of: a)...
5887552 Fluid heat generator, with selective control of the flow  
The diathermic fluid heat generator comprises a plurality of pipe nests for fluid circulation, which define the internal walls of a combustion chamber, where the diathermic fluid is heated directly...
5870977 Boiler with conductive pipe lining and containing magnetic granules  
A boiler in which water is heated by passing through a furnace has a plurality of pipes for carrying water through the furnace. Each pipe is formed from high-carbon steel and is provided with a...
5588400 Method of generating steam in a forced-through-flow boiler  
A method and apparatus for generating steam in a forced-through-flow boiler. During operation, water is conveyed through a preheater, an evaporator and, if needed, a superheater. For such a boiler...
5575244 Heat recovery boiler with induced circulation  
The invention relates to a boiler (1) wherein at least one steam generating circuit comprises an ejector (25) capable of providing induced circulation of water in the boiler in normal operating...
5419285 Boiler economizer and control system  
An increased efficiency boiler is provided, which, instead of trying to eliminate steaming in the economizer, designs the economizer to permit steaming, and a control is provided for the boiler...
5357907 Water heater with reduced localized overheating  
A water and/or space heater is provided in which water is circulated to prevent the localized overheating or vaporization thereof.
5334291 On-site, controlled waste concentrator and solvent regenerator apparatus  
An apparatus for removing non-volatile residues and impurities from a used solvent includes a self-scrubbing heating distillation subassembly for separating purified solvent for reuse and a...
5201282 Upflow/downflow heated tube circulating system  
A fluid flow circuit for a boiler having a combustion chamber and an exhaust passage. In one embodiment there is provided at least one upflow evaporative generating bank module in the exhaust...
5060601 Water-tube boiler and a heating installation equipped with such a boiler  
A water-tube boiler is disclosed, comprising a body in which are located the furnace and a series of vertical tubes serving as heating and exchange surface between the furnace and the water to be...
5007804 Fuel reactor  
A fuel reactor particularly adopted for the efficient combustion of wood and wood-product fuels includes a core comprised of an inner fuel tube and an outer gas tube. Fuel is introduced into one...
4913097 Steam generator that burns brown coal with cinders that vary in composition  
To make it possible to burn brown coals with cinders that vary in composition in the fluidized bed (6) of one and the same steam generator, one of the flue surfaces (12 or 13) accommodated in flues...
4850427 Device for controlling overheating and scaling in an apparatus for heating a fluid and apparatus equipped with such a device  
An overheating and scaling control device for a fluid heating apparatus, such as a domestic water heater, removes the hot fluid in the heater when demand ceases. A piston (46) mobile within a case...
4843824 System for converting heat to kinetic energy  
A system for converting heat to kinetic energy, the system characterized by a fluid driven motor responsive to an introduction of high pressure fluid for driving a selected power train, and a...
4708849 Process for energy storage and recovery  
A system and method for recycling first and second quantities of process heat from a vapor having substantially the total initial process heat where the vapor is channeled from at least one...
4694783 Multiple boiler heating system with improved venting and heat reclamation  
Disclosed is a heating system of the multiple condensing boiler type wherein hot exhaust gases are in heat exchange relation with the condensate in a manifold common to the boilers. The exhaust gas...
4665864 Steam generator and method of operating a steam generator utilizing separate fluid and combined gas flow circuits  
A steam generator and method for operating same in which a plurality of beds of combustible particulate material are established and air is introduced to each of the beds for fluidizing the beds....
4660510 Model steam generator having a thermosyphon heating means  
A model steam generator for simulating the environment inside a nuclear steam generator in order to monitor the condition of the heat exchange tubes of the nuclear steam generator is disclosed...
4640233 Model steam generator  
An improved model steam generator for simulating the conditions within a nuclear steam generator in order to monitor the condition of the heat exchange tubes and tubesheet of the nuclear steam...
4637350 System for recovering drain  
A system for recovering drain which recovers two or more flows or drain of different temperatures, which is applied to a generating plant provided with feed-water heaters in which drain is...
4582027 Economizer recirculation for low-load stability in heat recovery steam generator  
A recirculation apparatus is employed to recirculate a portion of the feedwater in a vertical-tube economizer to reduce the likelihood of reverse flow and steaming at startup and/or low load. A...
4572112 Apparatus for feeding steam/liquid into a steam generator  
A fluid feeding apparatus can gradually elevate the head of a fluid of steam/liquid mixture by recirculating the fluid through a centrifugal pump of moderate output and an injector. The fluid...
4534320 Method for determining the amount of dissolved oxygen from above and below water level air leakage in a steam power plant  
A method for determining the amount of dissolved oxygen in the aqueous medium from a steam generator system that results from air leakage into the system above the water level in a condensor...
4421158 Coolant recirculation system for dry cleaning plants  
A coolant recirculating system permits water from a municipal source to be circulated continuously in a dry cleaning plant in order to perform necessary cooling and condensing operations. The water...
4344388 Vapor generating system utilizing integral separators and angularly arranged furnace boundary wall fluid flow tubes having rifled bores  
A vapor generating system in which a vapor generating section and a superheating section are connected in a series flow relationship. The vapor generating section includes an upright furnace...
4315485 Vapor generator for fuels having different flame radiation intensities  
The vapor generator employs a convection heating surface in the gas flue upstream of the superheater heating surface in the exhaust gas flow. The burners for the different fuels are disposed in a...
4278051 Method of preventing recirculation pump cavitation and forced recirculation pump type steam-generating apparatus using the method  
A method of preventing a recirculation pump cavitation and a forced recirculation type steam-generating apparatus are disclosed in which water is forcibly circulated by a recirculation pump. The...
4263879 Water heater  
A water heater including a watertight tank having a source of heat for heating water inside the tank and a hot water outlet mounted in the top portion of the tank. An agitator assembly is mounted...
4261300 Nuclear steam generator  
A nuclear steam generator has a blowdown pump arranged to pump water from the blowdown lines through a filter for return to the steam generator. The piping is arranged so that the same pump may...
4250840 Blast furnace cooling arrangement  
A blast furnace cooling arrangemenet comprises a cooling screen which is disposed in an annular space between a furnace shell and its lining, and which is formed by vertically arranged rows of...
4231328 Automatic steam generator feedwater realignment system  
A method of automatically realigning a steam generator secondary piping system, such as the feedwater system, in the event of a pipe break to a given steam generator in a system having plural steam...
4196700 Boiler, primarily for warm-water floor heating  
A boiler for hot-water heating which is of rectangular cross section in vertical and horizontal planes and which comprises only two horizontal headers located on diagonally opposite sides of the...
4029056 Compact indirect heating vapor generator  
A vapor generating apparatus operating with a small quantity of fluid which comprises in a single unit a heater including a plurality of similarly shaped tubes arranged in one or several coaxially...
3976430 Forced circulation cooling crystallizer  
A continuous integral forced circulation cooling crystallizer for the processing of fluids which comprises, in vertical disposition: A. an upper fluid holding chamber having an inlet and outlet for...
3957019 Heat exchangers  
U-tubes in a heat exchanger are arranged so that at intervals about the periphery of the tube bundle lanes are formed in the layout for more evenly distributing the flow of downcomer fluid through...
3954087 Integral separation start-up system for a vapor generator with variable pressure furnace circuitry  
A vapor generating system for use in a power plant having a steam turbine and a condenser connected in a series flow relationship, in which a vapor generating section receives a heat exchange fluid...
3941099 Steam generator assembly for pressurized water reactors with a straight tube bundle and a partial flow preheater traversible by pressurized water  
To reduce the temperature difference between a straight tube bundle and the housing surrounding the same in a steam generator assembly for pressurized water reactors, a preheater for feed water is...
Matches 1 - 50 out of 165 1 2 3 4 >