Class / Patent application number | Description | Number of patent applications / Date published |
122367100 | HEAT TRANSMITTER | 21 |
20090000572 | METHOD AND APPARATUS FOR VAPORIZING LIQUID - An apparatus and method for vaporizing liquid are provided which employ a plurality of rods disposed within a storage vessel that serve as the heat transfer element. While the plurality of rods are generally submerged by the liquid fuel to facilitate heat transfer and vaporization of the liquid fuel, the rods may be packed closely together such that the liquid inventory required to maintain the rods in a submerged state is substantially less than required by conventional fuel supply systems, thereby permitting the weight of a fuel supply system that incorporates the apparatus and method to be reduced while still permitting effective vaporization of the fuel. | 01-01-2009 |
20090056647 | Boiler - The invention relates to a boiler comprising a combustion chamber which is surrounded at least in part by a combustion gas flue that is embodied as a primary heat exchanger. The combustion gas flue is enclosed at least in part by a water-conducting housing while a water-conducting secondary heat exchanger that is hydraulically connected to the housing is mounted downstream of the combustion gas flue. According to the invention, the combustion chamber is surrounded at least in part by the secondary heat exchanger. | 03-05-2009 |
20090173292 | Steam boiler - A steam boiler ( | 07-09-2009 |
20100000474 | STRUCTURE OF A SUPER HEATER - A method for reducing corrosion of a superheater of a steam boiler. The superheater includes a superheater piping. The superheating piping includes a steam pipe where the steam to be superheated is directed. The steam pipe is separated by a protective shell having a surface settling in the flue gas space has a temperature that rises above an upper critical temperature, above which temperature in the flue gas space the compounds from the fuel are substantially in a gaseous form. A superheater of a steam boiler and a circulating fluidized bed boiler. | 01-07-2010 |
20100116226 | BOILER WITH A COMBUSTION HEAD COOLING SYSTEM - An embodiment of a boiler comprises a fan, an air-gas premixing burner, a combustion chamber faced by a combustion head of the burner and a heat exchanger comprising a plurality of tubes in which the water of a heating system runs. The heat exchanger comprises cooling tubes arranged in contact either directly or with the interposition of an element formed by high heat conducting material, with a diffuser of the burner. | 05-13-2010 |
20100139579 | WATER HEATER SPECIAL FOR BATHROOM - A water heater especially for bathroom includes a hair filter ( | 06-10-2010 |
20100162967 | HEAT EXCHANGER - The invention relates to heat exchangers used in high efficiency condensing boilers, in particular condensing gas boilers, and a method of manufacturing such heat exchangers. The heat exchanger comprises means to promote unidirectional flue gas flow before entering the primary part. This provides advantages in efficiency. | 07-01-2010 |
20100242863 | METALLIC POROUS BODY INCORPORATED BY CASTING INTO A HEAT EXCHANGER - The present invention relates to a co-cast heat exchanger element intended for a central heating boiler, which heat exchanger element is made from substantially aluminum, the heat exchanger element being provided with walls which enclose a water carrying channel, and with at least one wall which encloses at least one flue gas draft to which a burner can be connected, at least one wall which encloses the at least one flue gas draft being water-cooled in that it also forms a boundary of the water-carrying channel, while one of the water-cooled walls is provided with heat exchanging surface enlarging pins and/or fins which extend in the respective flue gas draft and is also provided with other heat exchanging surface enlarging metallic porous structures. | 09-30-2010 |
20100263606 | THERMAL STORE - A thermal store system for a water heating system comprising a primary thermal store containing a primary volume of water adapted to be heated by a primary heating means, said primary thermal store being in thermal communication with a central heating supply flow and a central heating return flow, a secondary water heat exchanger in thermal communication with the primary volume of water, the secondary water heat exchanger having a water feed flow and a water outlet flow for supplying hot water, at least one of said central heating return flow and/or said water feed flow being in thermal communication with at least one further thermal store, upstream of said primary thermal store, said at least one further thermal store containing a medium adapted to be heated by at least one supplementary heating means. | 10-21-2010 |
20100319634 | EVAPORATOR/CALCINER - Disclosed herein is provided an evaporator/calciner in which hazardous materials, such as radioactive liquids, are converted into chemically stable, solid forms by evaporating, drying and calcination within a single vessel, that can then be sealed and used for long term storage. | 12-23-2010 |
20110048342 | HEAT EXCHANGER WATER HEATING SYSTEM FOR COMMERCIAL DISHWASHER - A multi-chamber conveyor type dishwasher uses a heat recovery unit (HRU) to heat water for a final rinse chamber during a preheat and/or dishwashing phase. The HRU heats water supplied by a low temperature water source using the dishwasher's hot vapor exhaust. An input supply of water for a downstream booster heater is varied based on a sensed temperature of the HRU's output water. If the temperature is acceptable, the HRU supplies input water to the booster heater for the rinse chamber. When the temperature drops below a threshold, the controller temporarily bypasses the HRU and supplies water to the booster heater from a high temperature water source. The HRU may be primed during a preheat phase using water from the high temperature water source. An amount of fan force used to pull the hot exhaust vapors through the HRU may vary based on the status of the dishwasher. | 03-03-2011 |
20110048343 | STEAM BOILER EQUIPPED WITH COOLING DEVICE - The steam boiler has a circulation system for boiler water that has water pipes arranged to circulate boiler water and steam through the water pipes with a cooled device arranged to cool a selected, exposed part of the steam boiler. The cooled device has an outer tube and an inner tube arranged in the outer tube. The outer tube, at an upper end thereof, has an open connection to one of the water pipes in which water pipe a flow is established. | 03-03-2011 |
20120090563 | CORE BOX WITH AIR VENTS INTEGRATED IN PINS - The invention relates to sand casting and more specifically to sand casting of a heat exchanger element with pins and/or fins. The invention provides a core box for sand casting of workpieces comprising pins and/or fins. The core box molding surface comprises at least one air vent and pins and/or fins. The at least one air vent is integrated in at least one pin or fin. | 04-19-2012 |
20120160188 | System for Heating a Primary Air Stream - A system for heating a primary air stream in a steam generating process comprising at least one primary air heat exchanger to exchange heat between the primary air stream in the primary air heat exchanger(s) and a process fluid. | 06-28-2012 |
20130014710 | NANO-ENERGETIC ACTIVATED STEAM GENERATOR - A method and system for generating high pressure superheated steam on demand that uses nano-sized aluminum particles to allow oxidation and heat generation using photonic initiation. This invention uses the unique properties of nano-sized aluminum either alone or with other energetics to provide the needed heat to quickly vaporize and superheat water directly in either a flowing water or static water environment to produce steam as needed. Due to its compact design it can be used in new or existing steam applications. This steam use may be any application that needs an on demand high pressure steam supply. Applications include steam catapults, boost steam for turbines, steam cleaners, surge power for powerplant turbines and any other use. | 01-17-2013 |
20130092106 | ANTI-CLOGGING STEAM GENERATOR TUBE BUNDLE - A tube and shell steam generator having an anti-clogging heat exchange tube bundle wherein the tube support plates within the tube bundle are designed with varying degrees of porosity thereby regulating local secondary side fluid conditions (velocity, quality, superheat, void fraction, etc.) in a manner to reduce the potential for clogging of the tube support plate lobes that are more prone to clogging. | 04-18-2013 |
20140165928 | HEAT EXCHANGE FOR INDIRECT BOILING - Systems and methods relate to vaporizing water into steam, which may be utilized in applications such as bitumen production. The methods rely on indirect boiling of the water by contact with a substance such as solid particulate heated to a temperature sufficient to vaporize the water. Heating of the solid particulate may utilize pressure isolated heat exchanger units or a hot gas recirculation circuit at a pressure corresponding to that desired for the steam. Further, the water may form part of a mixture that contacts the solid particulate and includes a solvent for the bitumen in order to limit vaporization energy requirements and facilitate the production. | 06-19-2014 |
20140165929 | WATER WITH SOLVENT INDIRECT BOILING - Systems and methods relate to vaporizing water into steam, which may be utilized in applications such as bitumen production. The methods rely on indirect boiling of the water by contact with a substance such as solid particulate heated to a temperature sufficient to vaporize the water. Heating of the solid particulate may utilize pressure isolated heat exchanger units or a hot gas recirculation circuit at a pressure corresponding to that desired for the steam. Further, the water may form part of a mixture that contacts the solid particulate and includes a solvent for the bitumen in order to limit vaporization energy requirements and facilitate the production. | 06-19-2014 |
20140165930 | HEATING FOR INDIRECT BOILING - Systems and methods relate to vaporizing water into steam, which may be utilized in applications such as bitumen production. The methods rely on indirect boiling of the water by contact with a substance such as solid particulate heated to a temperature sufficient to vaporize the water. Heating of the solid particulate may utilize pressure isolated heat exchanger units or a hot gas recirculation circuit at a pressure corresponding to that desired for the steam. Further, the water may form part of a mixture that contacts the solid particulate and includes a solvent for the bitumen in order to limit vaporization energy requirements and facilitate the production. | 06-19-2014 |
122367300 | Corrugated and finned heat transmitters | 2 |
20080257283 | Boiler - A boiler according to the present invention includes: a plurality of heat transfer tubes arranged to form a cylindrical shape between an upper header and a lower header to constitute a heat transfer tube row; a boiler body cover of a cylindrical shape provided between the upper header and the lower header so as to surround the heat transfer tube row; and a heat insulating material provided to a predetermined region of a space between the heat transfer tube row and the boiler body cover. | 10-23-2008 |
20080295784 | WATER VAPORIZER WITH INTERMEDIATE STEAM SUPERHEATING PASS - The present invention provides a water vaporizer including a first flow path connected to a water inlet, a second flow path for receiving superheated water vapor from the first flow path and being connected to a vapor outlet to exhaust the superheated water vapor, and a third flow path extending between an exhaust inlet and an exhaust outlet and being oriented to transfer heat from an exhaust flow to the superheated water vapor. The water vaporizer can also include a first convoluted fin positioned along the second flow path, and a second convoluted fin positioned along the second flow path adjacent to and separated from the first fin to define a gap extending between the first and second fins along a length of the first fin in a direction substantially parallel to the exhaust flow along the third flow path. | 12-04-2008 |