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WO/1993/007434A1 |
An air heat exchanger having both heat-exchanging and air-cleaning functions comprises a set of tubular casings (14) which are accommodated in a housing and extend between inlets and outlets of outer boundary walls (3, 4) thereof. In the...
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WO/1992/022777A2 |
A method of generating very cold liquid flows, comprising sending said liquid to a heat pump circuit; said circuit including a hot-side heat exchanger (HSHE) and a cold-side heat exchanger (CSHE); said CSHE being provided with conduit me...
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WO/1992/020979A1 |
This invention intends to provide an apparatus-cooling system high in cooling efficiency and easy in maintenance as well as a method to cool an apparatus. The invention is characterized in that an apparatus-cooling water system comprisin...
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WO/1992/019904A1 |
A tube for fluids is a substantially rigid structural composite of metal and plastics functioning together to provide the tube with strength to resist internal or external fluid pressures through a range of operating temperatures and, wh...
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WO/1992/016310A1 |
For the application of a surface protecting layer of plastics onto heat transfer plates the plates are first assembled to a plate heat exchanger (1). After this a gaseous medium containing the plastic material, preferably in an evaporate...
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WO/1992/015834A1 |
The method for cleaning of heat exchangers after passage of fluid, pulpy material through the heat exchangers is characterized by the fact that the heat exchangers are exposed to a cip (cleaning in place) treatment with a solution of an ...
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WO/1992/008942A1 |
As protection against erosion of condenser tubes (3), there is proposed a device (8) which includes a shell which is intended to cover that part of the condenser tube which is exposed or subjected to erosion damage, and fastener devices ...
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WO/1992/008824A1 |
An aqueous alkaline cleaner for aluminum has a pH in the range from 10.0-12.0 and contains: A) from 0.5 to 10.0 g/L of an alkali builder component; B) from 0.5 to 10.0 g/L of aminoalkyl- and/or hydroxyalkyldiphosphonic acids and/or their...
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WO/1992/005395A1 |
A heat exchanger for cooling hot crude gas containing aggressive components and for heating the pure gas obtained from the crude gas has a housing (1) formed by two lateral walls (2, 3) and upper and lower tubular bottoms (4, 5) . Partit...
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WO/1992/000016A1 |
In the process for the production of hard sweet compounds from sugar or sugar substitutes a prepared aqueous solution is heated to boiling point in a continuous-flow heater (1), evaporated at atmospheric pressure in an evaporation chambe...
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WO/1991/011671A1 |
A heat exchanger (2) for aggressive, gaseous media, in particular for recovering the energy contained in the flue gas of a heating boiler, has a vertical container (4) in which is secured a bundle of tubes (24), in particular glass tubes...
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WO/1991/006615A1 |
A heat exchanger (100) including one or more rotating coaxial drums (102, 134) with freely rotating helixes (166, 168) inside the drums to move material to be heated or cooled longitudinally through the drums, as well as to help clean th...
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WO/1990/015119A1 |
Process and reactor for the thermal cracking of a charge containing at least one hydrocarbon with at least one carbon atom, in which the charge is circulated in a metal reaction zone which includes a pyrolysis zone whose external wall is...
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WO/1990/009555A1 |
A heat exchanger for cooling hot raw gas with aggressive constituents and for heating the pure gas obtained by purification of the raw gas comprises a housing with two side walls and an upper and a lower tubesheet. The inner side walls a...
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WO/1990/002487A1 |
A biocidal protective coating and a method for coating heat exchanger coils, which includes a polymeric composition comprising an organic water resistant polymer and a compound of general formula (I), wherein X is selected from the group...
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WO/1990/001653A1 |
A method for forming laminated pipe and tubing including the providing of a first seamless inner tube (16, 31, 41), placing of an outer tube (12, 42) about the inner tube by first longitudinally slitting the outer tube to facilitate enga...
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WO/1989/005953A1 |
Sacrificial rods have been used in connection with shell and tube type heat exchangers to prevent corrosion of the cooling cores. These rods however have been employed with metallic heat exchanger components. The subject heat exchanger u...
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WO/1988/006706A1 |
A heat exchanger for exchange of heat between two liquid media, of which at least one medium is contaminated and/or readily gives rise to deposits or coatings, such as e.g. contaminated water, includes two flow chambers mutually separate...
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WO/1988/006709A1 |
This invention relates to a pack of heat transfer plates (2, 3) which are intended for heat exchangers, preferably for rotary regenerative air preheaters. The plates have mutually parallel S-shaped double ridges (21, 22; 31, 32) and the ...
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WO/1988/006228A1 |
A combined filter and heat exchanger for simultaneous filtering of a first medium and heat transfer between the first medium and a second medium, for example a combined oil filter and cooler for internal combustion engines includes a fil...
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WO/1988/004198A1 |
The above device makes it possible to subject to mechanical and heat treatment industrial products which are difficult to handle. Two diametrically-opposed stirring shafts (2, 3) comprising disc segments in a two-cylinder casing (1), kni...
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WO/1988/002648A1 |
A wobbling-type evaporator mounts a container (1) holding at least one vertically oriented heat transfer tube (30) fed by a liquid inlet (35) to the container (1). The container (1) is supported with respect to a base (10) so that it wob...
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WO/1988/000682A1 |
A plate heat exchanger comprising several heat exchange plates disposed between two end plates in a heat exchanger frame, at least one of the end plates (1) having threaded connection ports (2). According to the invention each of said co...
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WO/1987/001437A1 |
The known method of performing manually the coating of tube-sheets or similar proves to be relatively laborious and consequently very costly. To avoid these disadvantages, the invention aims at providing a coating process which can be pe...
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WO/1986/007099A1 |
A patina remover containing hydrazine, a method for removing patina by using the same, and a process for preparing a patina remover by mixing hydrazine with an anticorrosive agent for copper.
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WO/1986/006002A1 |
A filtering device (15) for use in a cooling system for motors or engines such as for example vehicle or boat engines or alternatively stationary engines having a cooling circuit around which the coolant passes. The device includes a bag...
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WO/1986/003379A1 |
A system for continuous processing of a pumped food product and scraped surface liquid adjustment devices for use therein. In the system, a pumped product is heated or sterilized by a scraped surface heat exchanger from which it is pumpe...
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WO/1986/001837A1 |
Anodic corrosion protection for heat exchangers comprises cathodes put into the inlet channel and the outlet channel for the corrosive medium and an anode constituted by the material being the partition walls in the heat exchanger. The a...
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WO/1986/000692A1 |
An ice making machine comprises a housing (112) having a cooled wall (140, 142). A eutectic mixture is passed across the wall (140, 142) to be cooled below its freezing point and form ice. A blade (158) continuously wipes the wall to mov...
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WO/1985/003996A1 |
Sluch ice is produced from brine continuously by a method involving both agitation and scraping action in relation to disc-like heat-exchange surfaces (23). Apparatus includes at least two heat-exchange surfaces (23) and scrapers (52, 53...
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WO/1985/003342A1 |
Heat recovery from corrosive gases such as sulphurous flue gases and/or flue gases containing organic acids, said corrosive gases being conducted through a primary side of heat exchanger means (I-II) provided in a gas duct (I). Said heat...
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WO/1984/001209A1 |
Lining of non-metallic material for inlet ports and outlet ports of a frame plate and/or a pressure plate of a plate heat exchanger. The lining comprises a cylindrical part (10) and at least one but preferably two flanges (11, 12). In th...
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WO/1984/000060A1 |
Method of manufacturing a metal lining for a plate heat exchanger and a metal lining manufactured according to this method. The method comprises plastic machining of a smooth plate (10) such that a cylindrical part (30) and at least one ...
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WO/1983/003892A1 |
Freeze crystallization subassembly (12, 66, 112) having means (23, 72, 126) for continuously removing crystals formed on a heat transfer surface (16, 74, 129) from the surface (16, 74, 129). A scraper shuttle (23, 72, 126) is moved acros...
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WO/1983/000381A1 |
Heat exchanger apparatus (10) of the shell (12) and tube (14) type comprising iron base alloy useful in nuclear reactors and the like is improved in friction and wear characteristics by provision of nickel aluminide diffusion coating (28...
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WO/1983/000380A1 |
A heat pipe heat exchanger in which groups of heat pipes are arranged within a box, the center of which is partitioned, a high temperature fluid flows on one side, a low temperature fluid flows on the other side, thereby transferring the...
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WO/1981/001608A1 |
The outermost tubes (50) of a heat exchanger core (20) have not been as adequately cooled as have the interior tubes (50) by the flow of air between the fins (40) and the tubes (50). Herein, a cover (80 or 85) is connected over the edges...
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WO/1981/000905A1 |
Field of processing apparatus, particularly heat exchanger with rotary cylinder, and improvement to scraping members. The device is of the scraped surface type, and has a scraping assembly comprised of a blade holder piece (19), with a b...
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JP2024047966A |
The present invention suppresses corrosion of a flow divider (100a, 150a) in a component unit of an air conditioner. A refrigerant pipe (120) is connected to a flow divider (100a). The material of the flow divider (100a) is aluminum or a...
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JP2024515161A |
The air collection pipe (100) includes a stainless steel main header (10), a pure copper sleeve (20), and a brass joint (30), and the pure copper sleeve (20) has a first end (21) and a second end provided oppositely. The stainless steel ...
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JP7453596B2 |
An indoor unit (1) includes: a casing (21); a heat exchanger (15) contained in the casing (21); and a connection pipe (31) connected to the heat exchanger (15) and through which a refrigerant flows. The connection pipe (31) includes: a f...
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JP2024031697A |
The present invention proposes an indoor unit that can suppress the occurrence of electrolytic corrosion in refrigerant piping, and an air conditioner equipped with the indoor unit. [Solution] The indoor unit (1) is connected to a casing...
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JP7442033B2 |
Brazing sheets (10): are each provided with an aluminum alloy core material (11), a brazing material layer (12), and a sacrificial anode material layer (13) that contains zinc; and have bonding surfaces (10a) that constitute a joined sec...
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JP7437418B2 |
A heat exchanger according to this embodiment has heat exchange tubes and headers. Refrigerant passages through which a refrigerant flows are formed in the heat exchange tubes. The headers are respectively provided to one and the other e...
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JP7435978B2 |
To provide a heat exchanger capable of suppressing deterioration in heat exchange efficiency due to adhesion of water droplets, icing and formation of ice nuclei on a surface of a heat transfer fin, and a refrigeration cycle device compr...
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JP7432305B2 |
To provide a surface-treated base material for brazing that is excellent in corrosion resistance after brazing.A surface-treated base material for brazing comprises a base material, a first layer formed on the base material and composed ...
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JP2024021422A |
An object of the present invention is to provide an aluminum fin material which has an excellent effect of suppressing icing and frost and has good stability over time of hydrophilicity of the surface. [Solution] An icing frost inhibitin...
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JP7418030B2 |
Provided is a flow reactor which can promote a reaction under appropriate temperature management, can precent reaction fluid or generated gas from being trapped in a heat transmission part, can be disassembled for easy cleaning, and to w...
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JP2024007944A |
The present invention provides a heat exchanger in which tubes can be provided that correspond to the pressure of internal fluid flowing inside the tubes, and in which tubes and fins can be stacked while being reliably joined. A heat exc...
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JP7411337B2 |
A heat exchanger comprising:a plurality of parallel tubes (31) for conveying a first fluid,a pair of header plates (11, 21), each having a plurality of openings into which respective ends of the tubes are inserted in a fluid-tight manner...
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