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Patent Searching and Data


Matches 101 - 150 out of 2,630

Document Document Title
WO/2007/096189A2
A method for operating an air preheater (21) is disclosed, by means of which the heat transfer capacity can be increased without fear of condensation appearing on the cold side of the rotor or ash deposits on the hot sheets.  
WO/2007/097663A1
The group of inventions consists of metal heat treating methods, method for the liquid or gaseous fuel and hot air combustion in a direct or indirect fired furnace, a heating device and regeneration nozzles for carrying out said method. ...  
WO/2007/047910A1
An exemplary embodiment disclosed herein relates to an articulatable sealing device (22). The device includes a plurality of seal elements (34) each of which is urgable against a seal-surface (24), a fixing member (46) tightenable about ...  
WO/2007/019256A1
Powder coated heat exchange elements for a heat exchanger. Powder coating provides improved protective coating on surfaces of heat exchange elements. In many applications, the heat exchange elements are subjected to harsh operating condi...  
WO/2007/012874A1
A heating surface element with a zig zag arrangement of longitudinal undulations which serve to minimize the skew flow of the gas. The angle of the undulations is preferably 15° to 35° to the primary flow direction of the gas. When use...  
WO/2006/120371A1
Direct gas leakage between the air outlet and gas inlet of heat exchangers is reduced by rotary providing a pressure device to draw (20) air through ducts in a sector plate. The gas can be drawn through slots in the sector plate by a suc...  
WO/2006/076161A1
This invention relates to a method for making a carbon steel surface more resistant to fouling and corrosion by subjecting a cleaned carbon steel surface to heating in an oxygen-containing atmosphere followed by exposure of the heated su...  
WO/2006/038641A1
A rotor structure for a rotary heat exchanger in which heat can be exchanged in a temperature zone in which the quantity of exhaust smoke can be suppressed and which is required for superheated steam. The above is achieved by eliminating...  
WO/2006/038642A1
A waste treatment system using high-temperature steam and putting less burden on the environment, in which pressure leakage from the to-be-heated fluid side caused by wearing and high temperature is suppressed. A structure of a supply/di...  
WO2005083344A3
A variable-area or mass or area and mass ratio species transfer device (10), with a plurality of species transfer masses (12). At least one actuator (13) is disposed in communication with the species transfer masses (12), capable of sele...  
WO/2005/083344A2
A variable-area or mass or area and mass ratio species transfer device (10), with a plurality of species transfer masses (12). At least one actuator (13) is disposed in communication with the species transfer masses (12), capable of sele...  
WO2004097321A3
A regenerator having a plurality of involute foils disposed in an annular gap between an inner cylindrical tube and an outer cylindrical tube. The involute shape of the foils provides uniform spacing throughout the entire regenerator and...  
WO/2005/039741A1
The present invention provides a regenerative thermal oxidizer which burns and eliminates harmful process gases generated in industrial sites. The present invention provides the regenerative thermal oxidizer in which different parts of t...  
WO/2004/111563A1
The invention relates to a rotating heat exchanger (1) with a rotatably mounted rotor (3), comprising a first flow sector (4), for external (5) and supply air (6) and a second flow sector (7), for exhaust (8) and venting air (9), through...  
WO/2004/097321A2
A regenerator having a plurality of involute foils disposed in an annular gap between an inner cylindrical tube and an outer cylindrical tube. The involute shape of the foils provides uniform spacing throughout the entire regenerator and...  
WO/2004/076953A1
A semi-modular rotor module (60) for an air preheater (10) having a circular rotor includes a lug assembly (62) having a lug front (80), a lug back (86) spaced radially outward from the lug front (80). A single main diaphragm (64) extend...  
WO/2004/040206A1
A regenerator being formed by winding a resin film (8) spirally, wherein protrusions (10) are formed on the surface of the resin film (8) by pressing the resin film (8) or irradiating the surface thereof with a laser beam thereby deformi...  
WO/2004/040221A1
A heat transfer element assembly for a rotary regenerative air preheater for spacing the heat transfer plates (36) to optimize performance and reduce costs. Rectangular or trapezoidal spacer tabs (38) are punched and bend outwardly from ...  
WO/2003/067158A1
In a humidity controller having adsorption elements (81, 82) and a refrigerant circuit, in order to prevent drain water (W) produced in evaporators (103, 104) from rusting the interior of the casing of the controller or from dripping int...  
WO/2003/019086A1
A regenerator (1), wherein a resin layer (3) having a component higher in heat conductivity than a band−shaped resin film (2) is formed on the surface of the resin film (2) or a resin film (4) is formed on the regenerator (1) in a spec...  
WO/2002/081997A1
An axial seal plate (58) for an air preheater having a single, unitary structure including a sealing portion (62) disposed intermediate first and second end portions (64) extending orthogonally from the sealing portion (62). The axial se...  
WO/2002/068869A1
A sector plate for an air preheater including a seal plate (62) having a sealing surface (96) and an oppositely disposed mounting surface (74). Multiple tabs (88) mount a portion of a rigid support structure (68) to the mounting surface ...  
WO/2002/059537A1
A bypass seal (56) for a rotary regenerative air preheater includes primary and secondary seal leaves (58, 60) that are joined at a single position longitudinally intermediate their first and second sends. The first end portion (90) of t...  
WO/2002/050474A1
A recuperative and conductive heat transfer system (10, 10') that is operative to effect therewith the heating within the second portion (20, 20') of the heat transfer system (10, 10') of a 'working fluid' flowing through the heat transf...  
WO/2002/029325A1
A regenerator matrix (10) comprised of primary (34) and secondary(36) embossments.  
WO/2002/025202A1
A rotary regenerative air preheater (10) has ring assemblies (34) at the upper and lower ends which define the outer periphery and support the air preheater housing panels (50). The ring assemblies (34) are spaced by spokes (46) which ar...  
WO/2002/016853A1
A method for constructing a rotor (14) of an air preheater (10) having a plurality of diaphragm plates (32) dividing the rotor (14) into a number of wedge-shaped compartments (30). Each compartment (30) includes compartment components su...  
WO/2002/006746A1
A heat transfer element basket assembly (36) for a rotary regenerative heat exchanger (10) having a basket framework including oppositely disposed first and second side shells (76), means for holding the side shells in a spaced relations...  
WO/2002/003003A1
A heat exchange method capable of suppressing a loading on a rotating motor and a wear of a seal part and simultaneously performing a recovery of heat from exhaust gas and a reduction in NOx, comprising the steps of detecting the density...  
WO/2002/003005A1
A method of operating a rotating regenerative heat exchanger capable of preventing the excessive contact of a rotatingly sliding part even when a furnace temperature varies largely, comprising the steps of providing a dilution damper (16...  
WO2001053767B1
A rotary regenerative heat exchanger includes a rotor having primary vanes (14) extending between the hub and the periphery of the rotor, and additional secondary vanes (15) between said primary vanes and extending over an outer annulus ...  
WO/2002/003004A1
A method of operating a rotating regenerative heat exchanger capable of preventing the excessive contact of a rotatingly sliding part even when a furnace temperature varies largely, comprising the steps of providing an exhaust gas coolin...  
WO/2001/090646A1
A method for adding additional axial seals (56') and radial seals (46') within existing air preheaters. The installed heat transfer baskets (40), radial seals (46), axial seals (56), and gratings (62) are all removed from the air preheat...  
WO/2001/086209A1
An improvement for an existing horizontal air preheater (10) having a rotor housing (12) including a plurality of axial seal plates (27), sector plates (18, 20), and a rotor (14) located in said rotor housing having a plurality of radial...  
WO/2001/075366A1
A rotary air preheater (10) has a rotor (14), at least one seal disposed proximate to the rotor, a drive (62) for reciprocally driving a portion of the seal (60) between a first position adjacent the rotor (14) and a second position spac...  
WO/2001/053767A1
A rotary regenerative heat exchanger includes a rotor having primary vanes (14) extending between the hub and the periphery of the rotor, and additional secondary vanes (15) between said primary vanes and extending over an outer annulus ...  
WO/2001/044738A1
The rotor (14) of an existing rotary regenerative air preheater is retrofitted with deeper cold end baskets (68) for general performance enhancement and/or for the tolerance of ammonium bisulfate deposits. The normal cold end support gra...  
WO/2001/038809A1
A sector plate static sealing arrangement for a rotary regenerative air preheater (10) employs a single rib (58) attached to and extending along the center line of the sector plate (56) toward the air preheater casing (12). The rib (58) ...  
WO/2001/028661A1
A regenerative type carbon dioxide separator and a carbon dioxide separating system, capable of reliably effecting carbon dioxide separation with extremely high efficiency by a much simpler arrangement than in the prior art. Carbon dioxi...  
WO/2001/027027A1
A method and apparatus for reducing the amount of unused ammonia Know as 'ammonia slip' in instances where ammonia is provided to SNCR and/or SCR processes for reducing NOx pollution in flue gas produced by a fossil fuel burning facility...  
WO/2001/025710A1
The invention concerns a set of heat-exchange plates (1) for a heat regenerator which serves as storage of heat obtained from a stream of hot gasses. The stored heat is later used to raise the temperature of cold gasses. The plates (1) a...  
WO/2001/022020A1
Drive means (54) are provided to move the sector plates (18) of rotary regenerative air preheaters into sealing position with the radial seals (42) on the rotor (14) during rotor turndown. A pair of fluid drive cylinders (76) are connect...  
WO/2001/016545A1
The invention relates to a heating element for a regenerative heat exchanger that is constructed as a profiled steel sheet. The aim of the invention is to produce a heating element which is resistant to acids, has anti-soiling properties...  
WO/2001/014816A1
The support grating system for the heat exchange baskets (22, 122) of a rotary regenerative air preheater is arranged to be able to make full use of the rotor (14) volume for the heat absorbent material. Support gratings (44, 46, 48, 50,...  
WO/2001/013055A1
The thermal performance of the heat transfer element assemblies (40) for rotary regenerative air preheaters (10) is enhanced to provide a desired level of heat transfer and pressure drop with a reduced weight. The heat transfer plates (4...  
WO/2000/073709A1
The invention relates to a method for evaporating liquid, in which a drum (1) in which there are passages (8) which extend across the thickness of the drum wall (3) is rotated in a trough (5) containing evaporation liquid (6), while a ga...  
WO2000045101A3
The invention relates to a heat exchanger packet (7) for regenerative heat exchangers such as those used especially in large firing installations and waste gas cleaning installations. Said heat exchanger packet (7) contains a supporting ...  
WO/2000/049357A1
A heat transfer assembly (40) for a rotary regenerative air preheater (10) has heat transfer plates (42) which include means (46) for spacing the plates (42) apart to form flow passages (44) and a plurality of rows of V-shaped ribs (48, ...  
WO1998015784A3
A counterflow heat exchanger for gaseous media, especially an air heat exchanger, for the ventilation of air in buildings comprising a heat exchanger drum through which heat emitting and heat absorbing gaseous media flow alternately. Act...  
WO/2000/045101A2
The invention relates to a heat exchanger packet (7) for regenerative heat exchangers such as those used especially in large firing installations and waste gas cleaning installations. Said heat exchanger packet (7) contains a supporting ...  

Matches 101 - 150 out of 2,630