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WO/2008/071852A1 |
An impact rapping device (10), comprising a stationary anvil (16) integrated with the surface to be rapped, said anvil having a hammering axis perpendicular to the sur- face to be rapped, a hammer (18), arranged to move coaxially with th...
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WO/2008/060004A1 |
A self-cleaning, shell and tube type heat exchanger using a solid particle-water supply system. The heat exchanger includes solid particle supplying means for storing and supplying solid particles to be used in cleaning the heat exchange...
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WO/2008/052839A1 |
A method for transmitting heat between waste water located in a tank or basin (2) and a fluid by means of a heat exchanger (46), through which the fluid flows and which has an outer surface (48) with which the waste water comes into cont...
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WO/2008/028844A1 |
The invention relates to a device (1) for cleaning a tank (2) using a cleaning fluid (3), having at least one cleaning device (4) comprising means for aligning a fluid distribution device (5) with interior regions of the tank (2), wherei...
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WO/2008/026462A1 |
A cooling water purification method and a system therefor in which maintenance/management cost is reduced as much as possible by eliminating the need for troublesome cleaning work where the electrode is removed from an electrolytic water...
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WO/2008/023133A2 |
The invention relates to a method of cleaning a pipe (12) by action of a fluid under very high pressure. It is characterized in that: the fluid under very high pressure is caused to pass in a flexible tube (14); said tube is subjected to...
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WO/2008/003851A2 |
Method for the in-situ descaling of a heat exchange body (20) suspended in a wet cooling tower, characterized in that it consists in generating at least one blast of air using a generator (22) employing the controlled expansion through a...
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WO/2008/002423A2 |
A method for reducing the formation of deposits on the inner walls of a tubular heat exchanger through which a petroleum-based liquid is flowing comprises applying one of fluid pressure pulsations to the liquid flowing through the tubes ...
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WO/2007/136698A2 |
A device is coupled to a heat exchanger for mitigating fouling by applying a mechanical force to a fixed heat exchanger to excite a vibration in the heat exchange surface and produce shear waves in the fluid adjacent the heat exchange su...
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WO/2007/135219A1 |
The present invention relates in general to the field of cooling installations given that it proposes an evaporative cooler incorporating improvements to the energy performance of the cooling system. Furthermore the present invention rel...
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WO/2007/131719A1 |
The invention relates to a method for controlling a water lance blower for cleaning the radiant-heating surfaces of a steam generator. According to said method, the dirt accumulation state of the heating surfaces is detected by determini...
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WO/2007/114568A1 |
The invention relates to a cleaning method, and in particular, to a vacuum cleaning apparatus and a vacuum cleaning method thereof. A vacuum cleaning method comprising (a) positioning a dust receiver joined to one end of a vacuum suction...
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WO2006105789B1 |
When, according to the invention, a scraper blade (11) is made for a heat exchanger by simple cutting of a piece of hard-rolled stainless band steel and the processing pipe (2) is simultaneously made of stainless steel, relatively limite...
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WO/2007/099240A1 |
Plate-type heat exchanger (1) comprising a plurality of stacked plates (2) and including a device (20) for evaluating the extent to which the fluid circuit or circuits have become coated with scale, characterized in that the evaluation d...
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WO/2007/090568A1 |
Device (1), comprising a fluid distributor (2), which has at least one flow channel (3) with an inlet opening (4) and an outlet opening (5), wherein the inlet opening (4) is connected to a supply line (6) for a fluid, wherein means are p...
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WO/2007/075634A2 |
This invention relates to the reduction of sulfidation or sulfidic corrosion and the reduction of depositional fouling in general and in particular the reduction of sulifidation/sulfidic corrosion and the reduction of depositional foulin...
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WO/2007/040407A1 |
A method for at least moderating growth of biological material in a heat exchanger installation (1) arranged to be able to circulate water through piping networks (C, D, E, M, SV) , valves (W, AV) and at least one evaporator (V1-V4) and ...
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WO/2007/028447A1 |
The invention relates to the boiler (1) of a combustion plant (2) comprising at least one heat exchanger device (3) which can be traversed by a medium (4) from an inlet (5) to an outlet (6) and is held in the interior (7) of the boiler (...
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WO/2007/011300A1 |
The present invention relates to an arrangement and a method for recirculation of exhaust gases of a combustion engine (1). The arrangement comprises a valve device (V1, V2) arranged in the return line (9) upstream from the EGR cooler (1...
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WO/2007/011299A1 |
The present invention relates to an arrangement and a method for recirculation of exhaust gases of a combustion engine (1). The arrangement comprises a valve means (S2) arranged in the inlet line (6), a line (13) extending from the valve...
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WO/2007/006293A1 |
The invention relates to a method for cleaning the flues or similar of combustion systems, especially for cleaning the heat exchangers and membrane walls located in the flues of furnaces of power plants during operation of the furnace. M...
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WO/2006/130220A1 |
A method for the on-line cleaning of a heat exchanger used with petroleum process fluids which create coke deposits of asphaltenic origin on the exchanger tubes. The asphaltenes are removed by re-dissolution in a solvent oil of high solu...
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WO/2006/116945A1 |
An on-line automatic cleaning device for a condenser in a turbine generator and the cleaning method use the same, relate to the cleaning device used in operation of a condenser of a turbine generator. The device comprise a polar coordina...
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WO/2006/088432A1 |
The present invention provides a device for cleaning tubes, in particular the internal surfaces of tubes in heat exchange systems. The device comprises a mass (2) with an optionally provided central aperture (10) disposed thereon, and op...
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WO/2006/085019A1 |
The invention concerns a device for extracting heat from gas, in particular combustion gas, containing dust and/or condensable substances to recover condensates, and comprising at least one heat exchanger (4) including a chamber (13) hav...
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WO/2006/053626A1 |
The invention relates to a cleaning method for removing deposits containing magnetite out of a pressure vessel of a power plant, during which the deposits are treated with an aqueous cleaning solution, which contains a reducing agent and...
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WO/2006/045047A1 |
An air conditioning system includes a condenser coil and a fan situated adjacent the condenser coil. The fan driven by a motor, which is reversed to change the rotational direction of the fan in response to a predetermined condition. The...
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WO/2006/041772A1 |
A method of lubricating a sootblower comprising use of an oil or grease that is thermally stable at temperatures of at least 160°C. Sootblower components which can be lubricated include lance support bearings, gears, chains, seals, and ...
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WO/2006/039410A2 |
An apparatus for cleaning deposits from the interior surfaces of an industrial vessel, such as a kiln. The apparatus utilizes an air cannon manifold for selectively directing and venting a high volume of pressurized fluid to any one or m...
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WO/2006/021164A1 |
The invention relates to a tubular heat exchanger (1) comprising a bundle of tubes for guiding exhaust air (8) through the tube interior and for heating up incoming air (9) on the outer surfaces of the tubes. The aim of the invention is ...
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WO/2006/021674A1 |
The invention concerns a heat exchanger comprising two mutually isolated fluid circuits in close thermal contact, a first fluid circuit, or bundle (3), consisting of a helical winding of two walls and the second circuit consisting of a c...
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WO/2006/020092A2 |
Apparatus and method for cleaning the inside of tubing are disclosed using a combination of minimal amounts of solvent and pneumatically propelled foam pellets .
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WO/2006/010771A1 |
A heat exchanger vessel (1) comprises a tubular outer shell (2) in which a bundle of substantially parallel heat exchanging tubes (7) is arranged between a pair of perforated disk-shaped partitiong walls (5, 6) , an inlet (9) and outlet ...
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WO/2006/009515A1 |
In the present invention, a dual hull cyclone (100) is incorporated into a non-powered cleaning system (50) using balls (53) for tubular heat exchange systems (10). The dual hull cyclone separates balls which are smaller than a predermin...
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WO/2005/124261A1 |
Disclosed is herein an automatic cleaning system which cleans heat transfer tubes of a heat exchanger (120) using cleaning balls . The automatic cleaning system includes the heat exchanger (120) , a ball separator (130) which is coupled ...
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WO/2005/116296A1 |
With respect to open circulatory cooling water systems, the metal corrosion and scale fault can be simultaneously prevented. There is provided a method of treating cooling water, comprising adding a calcium carbonate precipitation inhibi...
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WO/2005/113444A1 |
Anatase titanium dioxide pigment calcined to a crush strength and density meeting the requirements for an acceptable scour medium is effectively utilized as a scour medium in the chloride process for producing rutile titanium dioxide. Th...
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WO/2005/111187A1 |
The present invention relates to a facility parts cleaning solution for the processing of (meth)acrylic acid and/or (meth)acrylic esters and a cleaning method using the cleaning solution. An aqueous cleaning composition comprising 5 to 5...
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WO/2005/108644A2 |
A cleaner-passivator composition and method for treating a fuel cell cooling system are described. The cleaner-passivator comprises a complexing agent, a surfactant, a corrosion inhibitor, and a solvent. The cleaner-passivator reduces th...
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WO/2005/107970A1 |
A tube cleaning assembly (10) comprising a cylindrical housing (11) having a bore (20) with a coaxial strut (27) therein, capable of both axial and rotation movement relative to the housing (11). One end of the strut (27) extends through...
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WO/2005/106373A1 |
The ball trap (2) of the present invention is configured for connection in a pipeline such that the main flow path of the fluid in the pipeline passes through the ball trap (2). The ball trap (2) includes a sieve conduit (20) with a safe...
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WO/2005/103566A2 |
A method of burning off accumulated contaminants from heat sink media of a regenerative oxidizer (10) having a plurality of segments (14) containing media arranged around a central axis and a rotary valve (20) which includes repeatedly r...
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WO/2005/097689A1 |
An improved scale conditioning composition and method is disclosed that results in improved dissolution and disruption of tube scale, hardened sludge and other deposits composed primarily of highly densified magnetite such as those found...
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WO/2005/098341A1 |
The invention relates to a method and a self-purifying filter unit, which can be build into heat exchangers such as plate heat exchangers. The self-cleaning effect is achieved by the use of tilted scraping elements, which scrape off the ...
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WO/2005/095008A1 |
Method and apparatus of producing gas pressure pulses in a dust-deposit cleaning apparatus. The apparatus comprises a combustion chamber and an amplifying horn. According to the method a combustible gas and oxygen is fed into the combust...
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WO/2005/093360A1 |
The invention relates to a method for cleaning the pipes of a heat exchanger (54). According to said method, a jet nozzle is applied to one end of a pipe (56) and an air stream containing an abrasive is blown through the pipe. The invent...
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WO/2005/085741A1 |
A sootblower frame particularly adapted for long retracting-type sootblowers for cleaning of internal surfaces of large scale combustion devices. The frame, preferably formed from sheet metal stock, incorporates integrally formed surface...
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WO/2005/075915A1 |
A flat plat plate heat exchanger coil typically used in a bulk material heat exchanger is provided. The flat plate heat exchanger coil is designed to operate under a negative internal pressure to eliminate depressions or dimples that are...
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WO/2005/075919A1 |
Heat exchanger with tube beam 6 for thermoboiler 1 using solid combustible in particles constituted by an external shell 2, with a window 3, having an opening handle 4, by an internal furnace 7 fed by a conduct 5, with tubes 6 which link...
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WO/2005/075895A1 |
An air conditioner and a dispenser means in combination with one another, the dispenser means arranged to automatically dispense bio-cleaner 8 at pre-set intervals onto a surface 7 of the air conditioner prone to collect substantial cond...
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