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JP7239857B1 |
An object of the present invention is to reduce the number of parts. Refrigerant pipes 26a and 26b made of aluminum are connected to a first connection portion of a flow divider 12 made of stainless steel. Refrigerant pipe 19 a made of c...
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JP2023037459A |
To provide an aluminum fin material including an icing and frosting suppression film layer that has excellent effect for suppressing icing and frosting.An aluminum fin material includes: an aluminum plate 1; and a film layer 2 formed on ...
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JP7236118B2 |
Disclosed is a heat exchanger with a butterfly finned pipe. The heat exchanger comprises a heat exchange pipe (1) and multiple groups of fins (2) arranged on the heat exchange pipe (1). Each group of fins (2) is in the form of a butterfl...
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JP2023026898A |
To provide an extruded tube in which fins and a tube are joined with each other with no reduction or with very little reduction in tube thickness, and which exhibits an excellent brazing property, prevents fins from falling off, has exce...
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JP7230912B2 |
Provided are: a liquid composition capable of forming a corrosion-resistant cover layer of satisfactory external appearance, having heat-transfer properties and corrosion-resistance with little unevenness of the corrosion-resistance; a l...
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JP2023506498A |
The present invention provides at least two heat transfer pipes (15) and It relates to an adsorber heat exchanger (10) comprising a heat transfer tube section and/or a heat transfer tube (15) and/or a tube appendage (20) connected to the...
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JP2023021619A |
To make it possible to improve strength against chemicals and impacts.A heat exchanger 1 has: a fin part 20 in which a plurality of fins 21 are arranged in parallel with each other at intervals and gas passes between the fins 21; a plura...
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JP7221439B1 |
A bundle, a heat exchanger, a flue gas treatment apparatus, and a method for manufacturing a bundle, in which corrosion of a support plate that supports heat transfer tubes is suppressed. A header arranged in a horizontal direction, a pl...
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JP7221437B1 |
A method for connecting a bundle, a heat exchanger, a flue gas treatment apparatus, and a heat transfer tube to improve the workability of connecting heat transfer tubes. A heat transfer tube main body, a connecting pipe formed of a mate...
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JP2023014643A |
To suppress ant nest-like corrosion in a heat transfer tube that is formed of oxygen-free copper or at least an outer peripheral part of which is formed of oxygen-free copper.An air conditioner comprises: a heat exchanger including a hea...
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JP7209487B2 |
This aluminum fin is brazed to a tube which is formed of aluminum and is internally provided with a coolant flow path; and this aluminum fin is characterized in that at least one of the front surfaceand the back surface thereof is provid...
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JP2023008836A |
To provide a heat transfer unit for automobiles with a protective film.A heat transfer unit 1 comprises a heat transfer block 2 made of metal, and a base plate 3 with an outside area 6 and a material bonding area 7. The base plate 3 with...
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JP2023005910A |
To provide a heat exchanger capable of making a thickness of a coating film formed by electro-deposition uniform, and a manufacturing method for a heat exchanger.A heat exchanger 1A comprises: a plurality of conductive heat transfer pipe...
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JP2023500052A |
It has an unexpectedly narrow melting point temperature range, low solidus and low liquidus temperature, as determined by differential scanning calorimetry (DSC), yet exhibits high temperature corrosion resistance, good wettability, and ...
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JP2022189596A |
To provide a coating member that coats a surface of a metal substrate having a complicated shape evenly and prevents the metal substrate from corroding.A coating member includes: a metal substrate; and a rust prevention film covering a s...
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JP2022188608A |
To evaluate performance of an anti-fouling coating film applied onto a plate exposed to actual flow of a fluid.A tabular substrate 1 having an anti-fouling coating film applied thereto is stored in a storing case 2, and a test fluid (sea...
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JP7193443B2 |
The invention provides an aluminum fin material provided with a hydrophilic film in which a decrease in hydrophilicity accompanying adhesion of a volatile organic compound to a fin surface is suppressed while maintaining hydrophilicity f...
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JP2022552446A |
A heat exchanger assembly comprising a heat exchanger (12) forming one or more electrically connected partitions (26) separating a first fluid (22) and a second fluid (24). (10) is proposed. The assembly (10) comprises a first electrical...
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JP7189775B2 |
A heat pipe includes a container including a container substrate and a working fluid enclosed in the container. The working fluid contains water. The heat pipe includes a first film containing tin and/or a tin alloy on at least an inner ...
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JP7188190B2 |
To provide an anticorrosive method for an aqueous system that can have stably high anticorrosive effect.An anticorrosive method for an aqueous system has the steps of: a filtration step of filtering at least part of water in an aqueous s...
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JP2022182651A |
To provide a marine organism suppression device capable of irradiating an inner wall of a tubule 30 of a condenser 1 with light more sufficiently.A marine organism suppression device 50 is arranged at a condenser 1 provided with an entra...
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JP2022182182A |
To provide a corrosion-resistant antifungal metal plate having corrosion resistance and capable of maintaining a function necessary to prevent generation of mold even when placed in an environment in which friction is generated on a surf...
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JP7183035B2 |
To provide an air heater capable of prevent an upstream pipe plate and an end of a heat transfer pipe on the upstream pipe plate side from causing low-temperature corrosion.An air heater 1 that heats air with corrosive gas, comprises an ...
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JP7182789B2 |
To remove dusts during the operation of a heat exchanger, and to obtain uniform dust-removing functions among a plurality of link chains.A dust-removing device in a tube-type heat exchanger having a plurality of tubes arranged in a longi...
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JP2022176142A |
To perform charging by using a method for holding a catalyst in a passage, and further easily and favorably controlling the passage.In a heat exchanger having a stack of a plurality of plates which are parallel with a longitudinal direct...
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JP7166153B2 |
To provide a heat exchanger excellent in durability.A heat exchanger of this invention includes a heat transfer panel P having a casing 1, and an outer fin 22 arranged to be brought into contact with an outer peripheral surface of the he...
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JP2022545966A |
The present disclosure relates to devices for reducing fouling within tubes of heat exchangers and heat exchangers equipped with such antifouling devices. The antifouling device comprises an elongated displacer insertable within the heat...
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JP7159806B2 |
In a heat exchanger installed on an intake path or exhaust path of an internal combustion engine and configured to cool gas by transferring heat between the gas containing exhaust and refrigerant, a water-repellent portion is formed at p...
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JP2022152750A |
To provide an air conditioner which performs treatment including resistance with respect to other corrosion while reducing generation of ant's nest-like corrosion by using a copper pipe which includes resistance against ant's nest like c...
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JP7145667B2 |
To provide a microchannel heat exchanger which can prevent clogging of a passage.A microchannel heat exchanger 1 includes: a heat exchanger body 10 having multiple microchannels 100; upstream headers 21, 22 which communicate with the mul...
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JP2022139286A |
To provide a hydrophilizing agent composition for metal capable of hydrophilizing a metal surface of a heat-exchanger fin and the like and sufficiently suppressing color change of a hydrophilized film.There is provided a hydrophilizing a...
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JP7140343B1 |
It is an object of the present invention to provide a method for preventing adherence of marine organisms and the like, which is capable of exhibiting an excellent effect of preventing adherence of marine organisms and slime to seawater ...
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JP2022132793A |
To provide a gas-gas heat exchanger which can inhibit damage of heat transfer pipes by wear while inhibiting deterioration of heat exchange efficiency.A gas-gas heat exchanger according to one embodiment of the invention cools or heats e...
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JP7129602B2 |
The present invention provides a heat exchanger (32) including: an inner pipe (1); an insertion body (2) inserted into the inner pipe (1); and at least one or more outer pipes (3) provided around an outer periphery of the inner pipe (1) ...
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JP7128080B2 |
To provide an air conditioner corrosion progress suppression method excellent in a corrosion progress suppression effect, especially for ant nest-like corrosion, in a refrigerant pipe using a specific copper material in an air conditione...
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JP2022537665A |
The present invention relates to a method for passivating fluxed aluminum surfaces. According to this method, an aluminum surface with a flux is provided, after which a passivating solution is applied to the supplied aluminum surface, so...
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JP7116882B2 |
To provide a hydrophilic coating, a fin material having a hydrophilic coated film consisting of the hydrophilic coating, and a heat exchanger.The hydrophilic coating consists of an alkali silicate compound, an inorganic compound particle...
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JP7116867B2 |
This highly hydrophilic antifouling baked coating film is a baked coating film formed on the surface of a heat exchanger, and includes alumina particles contained in an alumina sol, a water-soluble acrylic resin containing a sulfonic aci...
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JP7116180B2 |
A tube bundle-type heat exchanger, to a tube base, and to a method for sealing same. Aspects of the invention relate to a tube base for a tube bundle-type heat exchanger. In particular, the tube base includes a stack of multiple tube bas...
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JP2022114454A |
To provide a heat exchanger having a filtering device which can easily and further favorably control a hold of a catalyst in a passage, and a charge of the passage during the manufacturing of the heat exchanger.A heat exchanger comprises...
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JP7108925B2 |
To provide a heat exchanger capable of effectively suppressing or preventing adhesion of at least dry dirt, and capable of realizing self-cleaning property with which dirt can be removed easily even in a case where the dirt adheres.An an...
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JP7105641B2 |
To provide a microchannel heat exchanger which can prevent clogging of a passage.A microchannel heat exchanger 1 includes: a heat exchanger body 10 having multiple microchannels 100; an upstream header 20 which communicates with the mult...
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JP7105596B2 |
A method for producing a heat exchanger having at least one cooling line with a lightweight metal base through which a water-based coolant can flow may include passivating a surface of the at least one cooling line, which is in contact w...
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JP2022106088A |
To provide a cooling water purifier for a cooling tower which is low-cost and extremely easy in maintenance while reducing an environmental load.A cooling water purifier includes: an electrolyzer that receives water supplied to a cooling...
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JP2022103470A |
To provide a hydrophilic film excellent in drainage of water droplets condensed on an aluminum fin; and to provide a pre-coat fin material equipped with the hydrophilic film, and a heat exchanger.A hydrophilic film according to the preve...
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JP2022103471A |
To provide a hydrophilic film excellent in drainage of water droplets condensed on an aluminum fin; and to provide a pre-coat fin material equipped with the hydrophilic film, and a heat exchanger.A hydrophilic film according to the preve...
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JP2022102441A |
To prevent a heat transfer pipe from being damaged by a foreign substance occurring in a region surrounding the heat transfer pipe.A foreign substance removal device 1 is attached to a flow slot 103Eb formed in a pipe support plate 103E ...
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JP7096638B2 |
Provided are: a precoated fin material which has excellent hydrophilicity sustainability for fins, and which enables a fin and an aluminum pipe to be bonded with each other without separately supplying a brazing material thereto, thereby...
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JP2022099678A |
To provide a heat exchanger which makes fins remain on a tube for a long period of time by suppressing an excessive Zn concentration to a fillet, and preventing fillet potential from being excessively low, and has excellent heat exchange...
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JP2022100314A |
To provide a method for producing a heat exchanger which has a surface structure that makes it possible to effectively inhibit frosting in a frosting environment.The method for producing a heat exchanger comprises: forming a tabular mate...
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