| Patents for F28F 19 - Preventing the formation of deposits or corrosion, e.g. by using filters (4,908) |
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| 10/11/2000 | EP1043084A2 Heat resisting metal tube and method for manufacturing same |
| 10/11/2000 | CN1269500A Filtering type heat exchanger |
| 09/27/2000 | EP1038839A2 Reductive heat exchange water and heat exchange system using such water |
| 09/19/2000 | US6119766 Plate heat exchanger with connection pipes lined with bellows |
| 09/13/2000 | EP1034824A2 Shell-and-tube heat exchanger and method for inhibiting polymerization in the shell-and-tube heat exchanger |
| 09/13/2000 | EP0727269B1 Method of producing a surface with alternating ridges and depressions and a tool for carrying out the said method |
| 08/31/2000 | WO2000050664A1 Article exhibiting improved resistance to galvanic corrosion |
| 08/30/2000 | EP1031810A2 Filter-heat exchanger |
| 08/30/2000 | EP1031806A2 Heat exchanger and method for manufacturing same |
| 08/26/2000 | CA2299179A1 Filter-heat exchanger |
| 08/24/2000 | WO2000048711A1 Gas cooling device, gas treatment device, and boiler equipment |
| 08/24/2000 | DE19907871A1 Wärmetauscher und Verfahren zu seiner Herstellung Heat exchanger and method for its preparation |
| 08/23/2000 | EP1030157A1 Heat exchanger |
| 08/17/2000 | WO2000047664A1 Heat transfer element |
| 08/17/2000 | DE19905681A1 Denaturing heat exchanger with combined air conditioning system induces air via denaturing filter elements during cold and cool seasons as well as during the hot season |
| 08/16/2000 | EP1028170A1 Heat exchanger |
| 08/16/2000 | CN2392336Y Scale-proof electric water heater |
| 08/10/2000 | WO2000046128A1 Water tank, tank cover and a method for storing water |
| 08/10/2000 | WO2000045965A1 Preventing carbon deposits on metal |
| 08/10/2000 | DE10001911A1 Reduction of deposits in water treatment plant by imposing an electrical impulse to alter the bicarbonate/carbonate equilibrium |
| 08/08/2000 | US6098704 Heat exchanger having a double pipe construction and method for manufacturing the same |
| 08/08/2000 | US6098657 In-line fluid flow trap for modular refrigeration systems |
| 08/02/2000 | CN2390145Y Descaling central hot-water set |
| 08/01/2000 | US6096236 Antifreeze/coolant composition |
| 07/25/2000 | US6093454 Method of producing controlled thermal expansion coat for thermal barrier coatings |
| 07/20/2000 | WO2000042294A1 Material selection and conditioning to avoid brittleness caused by nitriding |
| 07/20/2000 | DE19901455A1 Heat exchanger useful as a cross-flow, co-current and/or counter-current plate heat exchanger has a denaturing electrostatic filter with metallic heat exchange surfaces providing an oligodynamic metal action |
| 07/19/2000 | CN2388582Y Energy-saving efficient anticorrosive aluminium alloy heat exchanger |
| 07/13/2000 | WO2000040775A2 Method for coating reactors for high pressure polymerisation of 1-olefins |
| 07/13/2000 | WO2000040774A2 Method for coating apparatuses and parts of apparatuses used in chemical manufacturing |
| 07/13/2000 | WO2000040773A2 Heat exchanger with a reduced tendency to produce deposits and method for producing same |
| 07/13/2000 | CA2358099A1 Method for coating reactors for high pressure polymerisation of 1-olefins |
| 07/13/2000 | CA2358097A1 Heat exchanger with a reduced tendency to produce deposits and method for producing same |
| 07/06/2000 | DE19860526A1 Wärmeüberträger mit verringerter Neigung, Ablagerungen zu bilden und Verfahren zu deren Herstellung To form heat exchangers with reduced tendency deposits and processes for their preparation |
| 07/05/2000 | EP1015837A1 Support plate for tube heat exchangers and a tube heat exchanger |
| 07/05/2000 | CN2386413Y Finned tube coal saver having nickel-base coating on surface |
| 06/29/2000 | WO2000037874A1 Device for preventing clogging of heat-exchanger tubes |
| 06/15/2000 | DE19946131A1 Hydrophilic composition, for coating metal surfaces e.g. heat exchangers, comprises hydrophilic polymer containing fluorinated hydrophobic monomer |
| 06/13/2000 | US6074713 Preventing carbon deposits on metal |
| 06/08/2000 | WO2000032610A1 Phosphonate-containing mixtures |
| 06/08/2000 | DE19855333A1 Phosphonhaltige Mischungen Phosphonhaltige mixtures |
| 06/08/2000 | CA2352756A1 Phosphonate-containing mixtures |
| 06/07/2000 | EP0746584B1 Hydrophilicizing sealer treatment for metal objects |
| 06/07/2000 | CN1053232C Anticorrosive method for cold exchange equipment |
| 05/31/2000 | CN2380892Y Scale-proof, descaling apparatus for boilers |
| 05/30/2000 | CA2160274C Heat exchanger for a pulp dryer |
| 05/25/2000 | DE3729757C2 Verfahren zur gravitationsbedingten Trennung der flüssigen von der gasförmigen Phase einer krustenbildenden Flüssigkeit A method for gravitational separation of the liquid from the gaseous phase of a scale-forming liquid |
| 05/23/2000 | US6065534 Aluminum alloy article and method of use |
| 05/23/2000 | US6065532 Boiler tube shield |
| 05/16/2000 | CA2182518C Process for reducing coking of heat exchange surfaces |
| 05/11/2000 | WO2000026597A1 Covering and method for lining a furnace wall and associated brick and anchoring element |
| 05/11/2000 | WO2000004333A9 Improvements to heat exchangers |
| 05/09/2000 | CA2115719C Anodic protection method and system |
| 05/02/2000 | US6056046 Ice-making machine and heat exchanger therefor |
| 05/02/2000 | CA2175846C Ceramic ferrule and ceramic ferrule refractory wall for shielding tube sheet/boiler tube assembly of heat exchanger |
| 04/27/2000 | DE19848740A1 Combined unit of a plate heat exchanger and a denaturizing electrofilter for air heating and filtering comprises energy exchange surfaces which also serve as precipitation electrodes |
| 04/26/2000 | EP0995785A1 Corrosion inhibitors and synergistic inhibitor combinations for the protection of light metals in heat-transfer fluids and engine coolants |
| 04/20/2000 | WO2000022189A1 Corrosion inhibitors and synergistic inhibitor combinations for the protection of light metals in heat-transfer fluids and engine coolants |
| 04/05/2000 | EP0990111A1 Titanium based metal heat exchangers and method of manufacture |
| 03/22/2000 | CN1248321A Heat exchanging system |
| 03/09/2000 | WO1999060323A8 Aluminum alloy composition, article and method of use |
| 03/08/2000 | EP0880386B1 Rotative heat transmission body for evaporating liquids or drying pumpable products |
| 03/08/2000 | CN1246605A Heat exchanger |
| 03/02/2000 | WO2000011239A1 Inhibition of corrosion in aqueous systems |
| 03/02/2000 | CA2339982A1 Inhibition of corrosion in aqueous systems |
| 03/01/2000 | CN2366796Y Scale-proof device for solar energy water heater |
| 03/01/2000 | CN1245878A Boiler |
| 02/23/2000 | EP0981017A2 Boiler |
| 02/23/2000 | EP0980504A1 Device for protecting the radiator of a motor vehicle against projected particles |
| 02/10/2000 | WO2000006963A1 Method and apparatus for prevention of sludge piling |
| 02/09/2000 | CN1244249A Heat exchanger core based on aluminum and process for producing the same |
| 02/01/2000 | US6019942 Method of maintaining the corrosion resistance of a steel circulation system with a lead-containing coolant |
| 02/01/2000 | US6019254 Beverage supply apparatus |
| 01/27/2000 | WO2000004333A1 Improvements to heat exchangers |
| 01/27/2000 | WO1999061889A3 Corrosion probe |
| 01/25/2000 | US6017399 Exposing steam phase having one or more volatile amines to the surface of component laden with solid deposit which has an acidic site and a basic site to absorp inorganic cation and anion and selective sorption of volatile amines |
| 01/13/2000 | DE19831173A1 Corrosion protection of hot industrial plant parts especially tubes, tube bundles and-or finned walls in large furnaces e.g. of thermal power stations and waste incineration plants |
| 01/12/2000 | EP0971045A1 Austenitic stainless steel excellent in resistance to sulfuric acid corrosion and workability |
| 01/11/2000 | US6012708 Cooling tower |
| 01/05/2000 | DE19829285A1 Heat exchanger for household refrigerating or freezing device |
| 12/28/1999 | US6006741 Secondary heat exchanger for condensing furnace |
| 12/28/1999 | US6006430 Aluminum heat exchanger |
| 12/22/1999 | EP0965833A1 Corrosion probe |
| 12/22/1999 | CN2355297Y High effective strong magnetic descaling apparatus |
| 12/14/1999 | US6000467 Multi-bored flat tube for use in a heat exchanger and heat exchanger including said tubes |
| 12/09/1999 | WO1999062654A1 Bimetallic corrugated tube and process for its manufacturing |
| 12/08/1999 | CN2352918Y Anti-corrosion inner surface type heat radiator |
| 12/07/1999 | US5997292 High-temperature gas generator |
| 12/02/1999 | WO1999061889A2 Corrosion probe |
| 12/02/1999 | CA2332934A1 Corrosion probe |
| 12/01/1999 | EP0801599B1 Heat exchanger and method for the manufacturing thereof |
| 11/30/1999 | US5992505 Fouling monitoring apparatus of heat exchanger and method thereof |
| 11/25/1999 | WO1999060323A1 Aluminum alloy composition, article and method of use |
| 11/25/1999 | WO1999060075A1 Improved delayed coker unit furnace |
| 11/18/1999 | DE19821182A1 Metal building elements protection process |
| 11/17/1999 | EP0957329A1 High temperature high pressure air-to-air heat exchangers and assemblies useful therein |
| 11/17/1999 | EP0956490A1 Heat accumulator block for regenerative heat exchangers |
| 11/16/1999 | US5983994 Method and apparatus for on-line cleaning of and improvement of heat transfer in a heat exchanger tube |
| 11/16/1999 | CA2141069C Coating tube plates and coolant tube |
| 11/11/1999 | DE19857473A1 Heat transfer device for gas-fired water heater |