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WO/2000/048711A1 |
A gas treatment device which treats sulfur oxides contained in exhaust gas by the combination of these oxides with alkali substances such as ammonia capable of cooling the exhaust gas to a temperature suitable for the combination through...
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WO/2000/047664A1 |
The invention relates to a heat transfer element made of a polymer matrix having a fibrous material interspersed therein, said heat transfer element comprising a fluoropolymer at least on an outer surface thereof, the interspersion of th...
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WO/2000/046128A1 |
The invention concerns a water tank comprising a container part (1) and a lid part (2). The lid part (2) is arranged to float on the water surface of the water enclosed in the container part (1) and is provided with a vertical peripheral...
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WO/2000/045965A1 |
A method of lessening the tendency of carbon to deposit on a hot metal surface (42), particularly a component in a furnace for thermally cracking hydrocarbons, that comprises coating a chromium-containing metal surface (42) with a layer ...
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WO/2000/042294A1 |
A system for changing the temperature of a working fluid, including ammonia, includes a working fluid source and a steel tube (150', 160'). The working fluid source is configured to direct a flow of the working fluid. The working fluid f...
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WO/2000/040774A2 |
The invention relates to a method for surface coating of apparatuses or parts of apparatuses used in chemical manufacturing. Walls of apparatuses, walls of containers and walls of reactors, dischargers, fixtures, pumps, filters, compress...
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WO/2000/040773A2 |
The invention relates to a method for producing a heat exchanger. Said method is characterised in that a metal polymer dispersion layer having a halogenated polymer is chemically deposited on a heat exchange surface in a currentless mann...
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WO/2000/040775A2 |
The invention relates to a method for coating a reactor. Said method is characterised in that a metal layer or a metal polymer dispersion layer is deposited on the inner surface of the reactor in a currentless manner by contacting the su...
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WO/2000/037874A1 |
The invention concerns a tube (2) wherein the rigid helical element (5) projects outside the tube (2), at the intake thereof, to keep away from said intake materials (4) likely to clog the tube (2) intake, carried by the fluid designed t...
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WO/2000/032610A1 |
The invention relates to phosphonate-containing mixtures which are obtained by reacting aliphatic $g(v) lactones with phosphor (III) compounds. The invention further relates to the use of said mixtures as water treatment chemicals and se...
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WO/2000/026597A1 |
The invention concerns a covering and a method for lining a furnace wall, as well as the corresponding anchoring element (1) and brick (2). The covering comprises prefabricated refractory anchors (1) fixed in the wall, at least two monol...
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WO2000004333A9 |
A heat exchanger assembly comprises a tubular casing (1) housing product conduit pipes (8) and a rod (14) extending through each pipe (8). The rod (14) being reciprocatingly moveable along the pipe (8) and having a scraping means (15) pr...
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WO/2000/022189A1 |
Corrosion protection of magnesium and aluminium alloys in engine coolants and heat-exchange fluids is achieved by the use of a select group of aliphatic and aromatic carboxylate acids or the alkaline metal, ammonium or amine salts thereo...
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WO/2000/011239A1 |
A method for controlling corrosion of metals, particularly ferrous-based metals in contact with aqueous systems is disclosed, which includes treating industrial waters with a tetrazolium salt of general formula (I) wherein R¿1?, R¿2?, ...
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WO/2000/006963A1 |
Method for prevention of sludge piling in heat transfer devices more specifically such as steam generators and heat exchangers in which the heat transfer takes place between an internal medium flowing through a complex of tubes (2.4) att...
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WO/1999/062654A1 |
The invention concerns a corrugated tube (1) characterised in that it provides an outer surface (3) comprised of a material withstanding to an acid environment and an inner surface (2) comprised of a material withstanding to the water. T...
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WO/1999/061889A2 |
The invention relates to a device and a method for determining the quality of the corrosion on the inside of a wall manufactured from non-corrosion-resistant material of a space in which corrosive conditions prevail, wherein at least one...
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WO/1999/060323A1 |
An aluminum alloy composition consists essentially of controlled amounts of iron, silicon, copper, manganese, magnesium, titanium, zinc, zirconium and free machining elements with the balance being aluminum and incidental impurities. The...
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WO/1999/060075A1 |
The return bend elbow fittings (18) connecting straight sections (16) of adjacent tubes in a delayed coker furnace are improved by subjecting the interior surface of the fittings to a diffusion hardfacing process.
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WO/1999/050610A1 |
The invention relates to a heat exchanger tube (1) especially for a capacitor, comprising an inner casing area (3) which is surrounded by an outer casing area (2). The casing areas (2; 3) are firmly connected to each other. One casing ar...
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WO/1999/046538A1 |
Method and apparatus for cleaning a chamber (25) is disclosed. Scraping blades (65) are rotatably mounted within a chamber (25) and parallel to a longitudinal axis of the chamber (25). The scraping blades (65) are rotated circumferential...
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WO/1999/040384A1 |
A segmented flow device comprised of barriers (10) and located within a holding tube (12).
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WO/1999/035458A1 |
The invention relates to a heat transfer element for use in the manufacture of radiant panels for power generating stations. The heat transfer element comprises a rigid base portion providing structural strength and a fluoropolymer coati...
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WO/1999/031451A1 |
The invention relates to a system (1) for exchanging heat between two gaseous fluids (A, B) which are guided in channels. The inventive device has a housing-like module (2) in which an evaporator chamber (5) is separated from a condenser...
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WO/1999/026037A1 |
A radiator having a good assemblability and a good recyclability and having a structure such that integral brazing is possible, an automatic oil cooler is assembled more easily, and the remedy of defective brazing is easy. A tank (4) to ...
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WO/1999/016920A1 |
A heat exchanger (1) formed by laminating tubes (2) and fins (3) alternately, and insert-connecting end portions of the tubes to header pipes (4), wherein the tubes (2) are formed by roll forming or press forming plate type tube material...
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WO/1999/014400A1 |
A method for coating steel and other metals in which a metallic material layer of at least one of Si, Ge, Cr, W, Mo, Ta, Nb, Ni, and Zr is deposited onto a metal substrate. The metallic material layer is then annealed so as to form a dif...
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WO/1999/009231A1 |
An austenitic stainless steel which consists, on a weight basis, of up to 0.05 % carbon, up to 1.0 % silicon, up to 2.0 % manganese, up to 0.04 % phosphorus, up to 0.01 % sulfur, 12-27 % nickel, 15-26 % chromium, 3.0-8.0 %, excluding 3.0...
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WO/1998/054530A1 |
Scraping heat exchanger comprising a housing which is formed by a product-treatment cylinder (1), the walls of which can be cooled or heated and in which there is positioned a rotary shaft (18) provided with a drive (19), carriers (33) w...
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WO/1998/054531A1 |
This invention relates generally to the field of light weight heat exchangers useful for operation in excess 950 �F and more particularly to titanium metal based heat exchangers. The light weight titanium based metal heat exchanger can...
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WO/1998/050751A1 |
A device is disclosed for protecting the radiator (1) of a motor vehicle against projected particles. The radiator (1) has spaced apart ribbed pipes (2 to 6) for conveying the cooling medium. According to the invention, the ribbed pipe w...
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WO/1998/044301A1 |
A heat transfer system for use in cooling and dehumidifying an interior space while rejecting heat to several alternative sources. The system incorporates three primary heat transfer coils (40, 60, 80) in a mechanical refrigeration cycle...
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WO/1998/040655A1 |
A cooler tube used for the cooling section of a fuel cell power plant system is prepared by inserting a conductive pipe made of copper or stainless steel into a dielectric tube made of a fluorocarbon polymer and shrinking the electric tu...
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WO/1998/033034A1 |
By the use of a heat exchanger tube not required for adhesion of Zn in advance and a fin not clad with a brazing composition, a heat exchanger core is provided which has corrosion resistance and brazing capability comparable to or higher...
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WO/1998/027394A1 |
The heat accumulator block has a dirt pan (6) consisting of a plurality of guard plates (12) which are placed substantially parallel to one another in order to form flow channels, and are fastened by their lateral walls (13) to a holding...
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WO/1998/017961A1 |
The present invention is for a heat exchanger for cooling of gases having high temperature and high carbon potential as is the case by production of carbon black. Natural gas and/or oil and possible additives, such as aromatic oils and s...
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WO/1998/017841A1 |
A method for reducing the galvanic corrosion of dissimilar metals in contact with one another wherein the exposed surface of the more noble metal is coated with a metal more galvanically compatible with the less noble metal.
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WO/1998/016792A1 |
A tube heat exchanger for the production of carbon black comprises a support plate located at the lower end, which plate comprises an upper spar support plate, a lower spar support plate and a spar space formed between these plates, thro...
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WO/1998/010915A1 |
A process is disclosed for joining by welding the end area of a heat exchanger pipe (2) at least sheathed with plastics to a plastic foil (5) which lines the tube plate of a heat exchanger. The heat exchanger pipe (2) is first positioned...
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WO/1998/003832A1 |
The invention concerns a method of cooling contaminated fluids by means of a cooling device which has a pressureless heat-exchanger and indirectly cools via cooling brine, walls (22) in the pressureless environment being sprayed with the...
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WO/1998/000679A1 |
In a plate heat exchanger (1) comprising a package (3) of heat transfer plates (2) arranged between two frame plates at least one of the frame plates (6) is provided with connection pipes (9) for one or two heat exchange fluids. The conn...
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WO/1997/049782A1 |
The invention discloses a steam cracking installation comprising at least one multitubular quenching exchanger, equipped with a non-obstructing impact separator (6a, 6b) for preventing the erosion of the tubular input plate. This impact ...
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WO/1997/048956A1 |
The description relates to a heat exchanger, especially an oil cooler for internal combustion engines. It consists of several parallel heat exchanger plates (10) between which a liquid flows, and the oil to be cooled and the coolant flow...
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WO/1997/047936A1 |
A device is disclosed for cooling hot gasses, in particular for cooling smoke gasses or exhaust fumes from smoke gas cleaning plants, designed as quench or tube bundle coolers. The disclosed device for cooling hot gasses, in particular f...
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WO/1997/043580A1 |
The apparatus includes a cable (240) disposed in the tubular member (40) and a plurality of spaced-apart attenuating assemblies (250) mounted on the cable for frictionally engaging the wall of the tubular member. Each attenuating assembl...
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WO/1997/040329A1 |
An ice-making machine (10) includes a housing (12) having a brine solution inlet to receive brine solution from which ice is to be made and having an ice-brine slurry outlet to permit the egress of an ice-brine slurry from the housing. A...
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WO/1997/038280A1 |
The present invention relates to scraped surface evaporators (10), and in particular to scrapers (30) for use in scraping the surface of the evaporator (10). Such scraped surface evaporators (10) comprise a refrigerated drum (12), the in...
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WO/1997/037185A1 |
Issue: to extend a service life of a high temperature air heater, which serves to recover heat of high temperature exhaust gases generated in a wastes treatment equipment through heat exchange to enhance an operation rate of the high tem...
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WO/1997/037189A1 |
An improved heat exchanger which resists fouling of the heat exchange surface by minimizing the temperature difference between the heat exchanger surface and the fluid stream in contact with the heat exchange surface. In one embodiment, ...
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WO/1997/035047A1 |
The method involves forming an anti-corrosion coating comprising oxides of the structural steel on the inner surface of the circulation system. A characterising feature of the method is the fact that during operation, the concentration o...
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