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WO/1997/028703A1 |
A heat exchange apparatus for use in the production of sugar confectionery or for tempering chocolate comprises a vessel (1) with a tubular and preferably substantially cylindrical heat transfer surface (2). The vessel (1) defines an inl...
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WO/1997/027438A1 |
A refrigerated chamber (210) is manufactured from a preformed piece of stainless steel that has been cold pressed into shape so that it has non axial welds. The device further includes an outer sleeve (220) that is shrink fitted around t...
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WO/1997/025579A1 |
A heat exchanger for heat treatment of a product by means of a heating-cooling medium comprises a first number of spaces (1) delimited by annular distance elements (3). The spaces have in- and outlets for the product which is to be heat-...
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WO/1997/025577A1 |
The invention is a bi-metal or multi-metal fin (10) and method for making the same for use on a finned heat exchange tube (20). The fin (10) is created by completely encasing one or more internal metals (38) within an external metal (20)...
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WO/1997/025578A1 |
A heat exchanger for heat treatment of a product by means of a heating/cooling medium comprises a first number of spaces (1) delimited by annular distance elements (3). The spaces have central in- and outlets for the product which is to ...
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WO/1997/022728A2 |
The present invention discloses a method for the preparation of heat-resistant protective coatings wherein powder-based compositions are cured at temperatures greater than about 250 �C to form high-film-build coatings which are substan...
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WO/1997/021970A1 |
The disclosure relates to an improvement in a shell-and-tube heat exchanger particularly intended for products containing fibres (11) or particles. The improvement comprises a product flow insert (5) consisting of a number of heat transf...
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WO/1997/018023A1 |
A rotating heat transmission body with systems for scraping the evaporation surface, designed for evaporation and drying processes. A rotating heat transmission body useful for the evaporation of solutions that form deposits on the evapo...
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WO/1997/016692A1 |
A method of maintaining a high value of heat transfer coefficient for a metal heat transfer surface in which the surface energy of the heat transfer surface is reduced by ion implantation or other surface modification techniques. The red...
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WO/1997/016685A1 |
A heat transfer apparatus (2) that uses an adsorbent material to generate a cooling effect. The heat transfer apparatus (2) includes a first vessel (4) containing adsorbent material (10) and a second vessel (6) interconnected to the firs...
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WO/1997/011318A1 |
The invention relates to a method and an arrangement for recovering heat, in which heat is recovered from exhaust air by a heat recovery unit (2) on the exhaust side and the recovered heat is transferred to the supply air. To eliminate t...
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WO/1997/011330A1 |
Described is a heat exchanger comprising a nest of heat-exchange tubes held between two end plates, the heat exchanger being designed for connection downstream of a thermal-cracking installation. In order to reduce erosion of the base pl...
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WO/1997/003324A1 |
A heat exchanger core assembly is disclosed, for use in a ventilation system to extract heat and/or moisture contained in an air stream and transfer the so extracted heat and/or moisture to another air stream. This assembly comprises a c...
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WO/1997/001522A1 |
An improved hydrocarbon conversion process, comprising applying a plating, cladding, paint or other coating to at least a portion of a hydrocarbon conversion reactor system which is used to convert hydrocarbons to products in the presenc...
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WO/1996/036749A1 |
The process comprises the coating and heat diffusion of an Sn-based alloy on a Cu-based core so as to obtain a composite material comprised of a Cu-based core, an external surface formed of a Sn-based alloy and an intermediary layer comp...
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WO/1996/028686A1 |
A copper alloy pipe for water/hot water supply, equipped with a protective film on the inner surface thereof includes a pipe main body made of a copper alloy containing at least 0.02 wt.%, in total, of at least one of Zn and Mn, not grea...
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WO/1996/024424A1 |
A process of cost-optimized control of a mechanical filter that is situated in a flow of cooling water driven by a cooling water pump in a heat exchanger and that can be regenerated by means of a flushing system involves the following st...
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WO/1996/021752A1 |
A chromium-free process for providing a metal surface with the properties of corrosion resistance, hydrophilicity, low odor and bioresistance. The process includes initially treating the metal with a solution of fluoride, zirconium and a...
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WO/1996/021836A1 |
The surfaces are further adapted to continuously remove or provide heat to the fluid. The surfaces comprise a metal/fluorinated polymer coating structure. Further disclosed is a process for cooling or heating a fluid.
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WO/1996/019298A1 |
Dilute solutions of (i) water-soluble resin made by reacting epoxy resins successively with amino-substitued aromatic carboxylic acids and amines or ammonia, (ii) a cross linking resin and (iii) surfactants provide a coating protective a...
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WO/1996/006705A1 |
The invention relates to heat exchangers and methods for the manufacture thereof. More specifically, the invention relates to fully brazed heat exchangers which are resistant to an aggressive medium, due to brazing joints (5) between cov...
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WO/1996/005474A1 |
A high-temperature gas generator capable of supplying an impurities-free high-temperature gas of around 700-1400 �C for a long period of time with minimum temperature variations, after a short preparing time. This gas generator include...
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WO/1996/004123A1 |
The self-cleaning surfaces of objects have an artificial surface structure consisting of elevations and depressions, where the distance between the elevations ranges from 5 to 200 'mu'm and the height of the elevations ranges from 5 to 1...
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WO/1996/002803A1 |
A lower header (10) on the side of an inlet for a low-temperature liquid and an upper header (16) on the side of an outlet therefor are connected together via a plurality of external heat transfer pipes (22). In the interior of each exte...
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WO/1995/032398A1 |
Frost protection device for the use in a heat exchanger of the cross flow type, where the exhaust air and the outside air passes through flat sheet channels in a heat exchanger cassette and where the device also comprises a supply air fa...
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WO/1995/031687A1 |
The present invention refers to a plate heat exchanger for heat transfer between two fluids, comprising two frame plates (6) and between these several permanently joined heat transfer plates (3), which have inlet and outlet openings (9) ...
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WO/1995/030870A1 |
A heat exchanger has been developed with a helical insert (9) permanently mounted in a housing (2). Between the windings in the insert (9) there is formed a helical channel (20) for one heat exchange medium. The insert (9) is designed wi...
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WO/1995/029375A1 |
A coating for tube bases (1) and cooling tubes (2) running therefrom in heat exchangers, especially steam condensers, on the basis of curable plastic mixtures obtainable by cleaning the surfaces to be coated with an abrasive material, se...
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WO/1995/022588A1 |
A heat exchange surface in reactors and/or heat exchangers is disclosed for processing installations for hydrocarbons and other organic compounds at high temperatures in the gaseous phase. The metallic surfaces that come into contact wit...
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WO/1995/018849A1 |
Methods for cracking hydrocarbons in reactor systems having improved resistances to carburization and coking. The reactor system comprises a steel portion having provided thereon a Group VIB metal protective layer to isolate the steel po...
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WO/1995/016890A1 |
An electro-mechanical, dual tube and plug device (12) for on-line monitoring of heat exchanger (14) performance losses from micro-bio fouling of the surfaces (32) and for detecting change of heat transfer resistance of individual heat tr...
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WO/1995/015214A1 |
The invention relates to a structure element (1, 6, 10, 14, 31) of a device for the treatment of corrosive materials in heat and stress conditions. The structure element is comprised of monomers which are mass polymerized in a closed mol...
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WO/1995/015090A2 |
A frozen dessert machine includes a freezer (32), an inner core (94) in its refrigeration chamber (98), an automated dispenser, and a system for controlled aeration of the liquid prior to entering the freezer.
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WO/1995/009936A1 |
A unitary jet impingement plate (10) is formed including a body portion (12) thereof and at least one manifold (14, 16) integrally connected with the body portion (12), each having internal passages (22) in fluidic communication with one...
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WO/1995/008089A1 |
An aluminum heat exchanger (1) with improved productivity and reduced production costs is provided by such a construction that its core portion can be self-supported without using any supporting tool during a brazing operation, comprisin...
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WO/1995/004794A1 |
A heating chamber (8) can revolve around its longitudinal axis (10) and contains a number of parallel heating pipes (12). Solids (A) that are lifted during rotation may be loosened from the heating pipes (12) and cause damages when they ...
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WO/1995/002787A1 |
Steam-generation device and process for producing an evaporation chamber base. The invention relates to a steam generation device with a heating device placed in thermal connection with an evaporation chamber, wherein a liquid container ...
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WO/1994/029660A1 |
A heat exchange panel or element is adapted for use in a regenerative or recuperative type heat exchanger and is particularly suitable for use in a gas to gas, vapour bearing gas to gas, or gas or vapour bearing gas to air heat exchanger...
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WO/1994/026807A1 |
Substantially improved resistance to sea water corrosion along with adequate hydrophilicity and retention or even improvement of hydrophilicity after exposure to high temperature can be provided on a metal substrate, particularly an alum...
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WO/1994/027106A1 |
The invention concerns an elongate rod (10) for countering deposition on a conduit (12), the rod (10) being adapted for insertion and location in the conduit (12) and having a substantially helical, longitudinally extending groove (34). ...
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WO/1994/025217A2 |
Proposed is a method of machining and a tool (1) to be used for obtaining patterns (14) in the form of alternating ridges (12), pads, cells and ridges of triangular cross section on the surface of a blank (15). The method proposed facili...
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WO/1994/023260A1 |
Described are flue-gas ducts and recuperative heat-exchangers for flue gases which operate in the dangerous range of the condensation point and which are made of acid-resistant enamelled steel and preferably assembled from prefabricated ...
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WO/1994/012438A1 |
Scale inhibition in a water treatment system can be achieved by using a compositon which combines a butenedioic acid, such as maleic acid and/or fumaric acid, phosphorous acid, and a peroxide, such as hydrogen peroxide.
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WO/1994/009882A1 |
A filtering apparatus for filtering contaminants from a cooling system for an internal combustion engine (14) with a liquid cooled radiator (11) comprising a filtering screen (7) to remove unwanted contaminants from the radiator fluid wi...
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WO/1994/004904A1 |
The invention evaluates the type, extent and threshold of fouling in a heat exchanger test tube (15), and uses a plurality of test block assemblies. A reference test block (60) measures a reference thermal relaxation time at a guaranteed...
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WO/1994/003767A1 |
The invention relates to a fa�ade plate assembly and heat exchanger, and relates in particular to a fa�ade plate (20, 120) for securement to a tube plate (14) of a heat exchanger (10), and to an assembled heat exchanger. In order to ...
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WO/1994/001593A2 |
Substantially improved retention of hydrophilicity after exposure to high temperature can be provided on a metal substrate, particularly an aluminum alloy of the type used for heat exchanger fins by an aqueous liquid hydrophilicizing tre...
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WO/1994/001029A1 |
A non-stick coating for surfaces such as those of cooking utensils, comprising a combination of a quasi-crystalline alloy base (2) forming a grid with a lower surface fully adhered to a matrix (1), and an upper surface having a specific ...
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WO/1993/016005A1 |
The substance to be treated, of fluid consistency, is continuously spread in the form of a thin layer onto the upper surface (41) of a heat exchange wall (40); the wall is heated to a temperature sufficient to effect the evaporation of w...
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WO/1993/013636A1 |
A sealed passage is formed in a part made of refractory composite material by inserting, in a hole of the part, a metal tubular lining with interposition of hard solder, and heating to effect the breasing of the metal lining on the hole ...
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