| Patents for F28F 19 - Preventing the formation of deposits or corrosion, e.g. by using filters (4,908) |
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| 10/22/1997 | CN2265523Y 过滤器 Filter |
| 10/16/1997 | WO1997038280A1 Scraped surface evaporators |
| 10/14/1997 | US5676203 Heat exchanger |
| 10/09/1997 | WO1997037189A1 Improved heat exchanger |
| 10/09/1997 | WO1997037185A1 High temperature air heater and waste treatment equipment |
| 10/08/1997 | EP0799574A2 Continuous refinement process particularly for cacao masses |
| 10/08/1997 | CN1161437A Absorption refrigerator and prodn. method thereof |
| 10/07/1997 | US5673748 Heating chamber for solid material |
| 10/02/1997 | DE19636488C1 Protective cladding for channels |
| 09/25/1997 | WO1997035047A1 Method of maintaining the corrosion resistance of a steel circulation system with a lead-containing coolant |
| 09/25/1997 | DE19610501A1 Heat or matter exchange system with enamelled and perforated tube plate |
| 09/17/1997 | EP0795044A1 A process of coating metal surfaces to produce a highly hydrophilic, highly corrosion resistant surface with bioresistance and low odor impact characteristics |
| 08/27/1997 | EP0791798A1 Plastic header box for heat exchanger |
| 08/27/1997 | CN1157907A Flexible insert for heat pipe freeze protection |
| 08/26/1997 | US5660705 Method of repairing a tube, such as a steam-generator tube, by electroplating lining |
| 08/26/1997 | US5660165 Back-up heater |
| 08/19/1997 | US5658452 Hydrocracking with reduced amount steam in a reactor comprising a metallic protective coatings on steel |
| 08/14/1997 | WO1997028703A1 A heat exchange apparatus |
| 08/06/1997 | EP0701679B1 Panel for regenerative heat-exchangers |
| 08/05/1997 | US5653283 Laminated type heat exchanger |
| 07/31/1997 | WO1997027438A1 A refrigerated mixing chamber and method for making same |
| 07/30/1997 | EP0626931B1 Process, machine and plant for extraction by evaporation of the solid residues of a fluid substance |
| 07/22/1997 | US5649591 Radiator cap with sacrificial anode |
| 07/17/1997 | WO1997025579A1 Heat exchanger with scrapers ii |
| 07/17/1997 | WO1997025578A1 Heat exchanger with scrapers i |
| 07/17/1997 | WO1997025577A1 Composite metal fin and method for producing the same |
| 07/15/1997 | US5648178 Reactor system steel portion |
| 07/15/1997 | US5647432 Ceramic ferrule and ceramic ferrule refractory wall for shielding tube sheet/boiler tube assembly of heat exchanger |
| 07/08/1997 | US5644926 For use in a scraped surface heat exchanger |
| 07/08/1997 | US5644840 Method of producing a plate-type heat exchanger |
| 06/26/1997 | WO1997022728A2 Method for the preparation of protective coatings having enhanced characteristics |
| 06/26/1997 | DE19548594A1 Lacquer coating of large surface heat exchangers |
| 06/26/1997 | CA2236981A1 Method for the preparation of protective coatings having enhanced characteristics |
| 06/25/1997 | EP0780656A2 Heat exchanger |
| 06/25/1997 | EP0780163A1 Process and apparatus for treating the internal surface of heat exchangers |
| 06/25/1997 | EP0780162A1 Heat exchanger with a three-dimensional internal surface having a coating, process and appratus for coating a heat exchanger |
| 06/19/1997 | WO1997021970A1 Improvements to shell-and-tube heat exchangers |
| 06/19/1997 | DE19654736A1 Component for sealing pipe plate rear side and pipe ends |
| 06/18/1997 | EP0581820B1 Method of manufacture of a structurally composite metal and plastics tube |
| 06/04/1997 | EP0777098A2 Improved heat exchanger for use in high temperature applications |
| 05/29/1997 | CA2191379A1 Heat exchanger for use in high temperature applications |
| 05/22/1997 | WO1997018023A1 Rotative heat transmission body for evaporating liquids or drying pumpable products |
| 05/21/1997 | EP0774639A2 Tubular heat exchange system |
| 05/18/1997 | CA2189396A1 Tubular heat exchange system |
| 05/15/1997 | DE19646061A1 Aluminium tube for heat exchangers |
| 05/14/1997 | EP0772514A1 Self-cleaning surfaces of objects and process for producing same |
| 05/09/1997 | WO1997016692A1 Modification of metal surfaces |
| 05/09/1997 | WO1997016685A1 Balanced adsorbent refrigerator |
| 05/09/1997 | CA2236596A1 Balanced adsorbent refrigerator |
| 05/07/1997 | EP0771888A1 Process for the protection against external corrosion in copper-based heat exchangers |
| 05/02/1997 | EP0770833A1 High-temperature gas generator |
| 04/30/1997 | CN1148888A Plate heat exchanger |
| 04/24/1997 | DE19538828A1 Heat exchanger for combination and solar power plants at high temperatures |
| 04/23/1997 | CN1148429A Heat exchanger |
| 04/01/1997 | US5615733 On-line monitoring system of a simulated heat-exchanger |
| 04/01/1997 | US5615559 System for processing frozen product |
| 03/27/1997 | WO1997011330A1 Tubular heat exchanger for connection downstream of a thermal-cracking installation |
| 03/27/1997 | WO1997011318A1 A method and arrangement for recovering heat including freezing prevention means involving the spreading of non-freezing liquid |
| 03/27/1997 | DE19534823A1 Rohrbündel-Wärmeübertrager Shell and tube heat exchangers |
| 03/27/1997 | CA2232718A1 A method and arrangement for recovering heat including freezing prevention means involving the spreading of non-freezing liquid |
| 03/26/1997 | EP0764825A2 Protection of the inner wall of a heat exchanger against heat and corrosion |
| 03/19/1997 | EP0738313A4 Cracking processes |
| 03/13/1997 | DE19634862A1 Heat transmission from particle-contaminated hot gas to fluid |
| 03/12/1997 | EP0761753A2 Radiator hose |
| 03/12/1997 | EP0628235B1 Method for making a sealed passage in a refractory composite part, and application to the production of a refractory composite structure cooled by fluid circulation |
| 03/06/1997 | DE19604704C1 Steam condenser for power plant |
| 03/05/1997 | EP0760082A1 Plate heat exchanger |
| 02/26/1997 | EP0759144A1 Heat exchanger |
| 02/18/1997 | US5604776 Method for making a sealed passage in a refractory composite part with a plastically deformable metal lining which seals passage walls, and application of the production of a refractory composite structure cooled by fluid circulation |
| 02/18/1997 | US5603909 Selective catalytic reduction reactor integrated with condensing heat exchanger for multiple pollutant capture/removal |
| 02/05/1997 | EP0757221A1 Heat exchanger, in particular of brazed type, for automotive vehicle |
| 02/04/1997 | US5599402 In situ flushing with aqueous solution of hydrolases and proteolytic enzymes |
| 01/30/1997 | WO1997003324A1 Air ventilation system with rotating heat/energy recovery core |
| 01/22/1997 | EP0500792B1 Heat exchanger apparatus |
| 01/22/1997 | CN1141054A Process for reducing coking of heat exchange surface |
| 01/16/1997 | WO1997001522A1 Increasing production in hydrocarbon conversion processes |
| 01/14/1997 | US5592764 Evaporation chamber with anti-calefaction layer |
| 01/13/1997 | CA2181014A1 Radiator hose |
| 01/07/1997 | US5590706 On-line fouling monitor for service water system heat exchangers |
| 12/11/1996 | EP0746597A1 Process for reducing coking of heat exchange surfaces |
| 12/11/1996 | EP0746584A1 Hydrophilicizing sealer treatment for metal objects |
| 12/10/1996 | US5583895 Method for making a sealed passage in a refractory composite part, and application to the production of a refractory composite structure cooled by fluid circulation |
| 12/10/1996 | US5582024 Copper article with protective coating |
| 12/03/1996 | US5579828 Flexible insert for heat pipe freeze protection |
| 11/27/1996 | EP0744587A1 Graphite heat exchange assembly with silicon carbide tube inserts and fluoropolymer coating |
| 11/21/1996 | WO1996036749A1 Process for the protection against external corrosion in copper-based heat exchangers |
| 11/19/1996 | US5575902 Hydrocarbons |
| 11/19/1996 | US5575160 Freeze crystallization for the removal of water from a solution of dissolved solids |
| 10/30/1996 | EP0739969A2 Thermal cracking process and furnace elements |
| 10/25/1996 | CA2171278A1 Repair process using electrolytic lining of a tube such as a steam generator tube |
| 10/23/1996 | EP0738313A1 Cracking processes |
| 10/23/1996 | CN1133901A Anticorrosion technique for cold exchanger |
| 10/15/1996 | US5564496 For separating hot and cold layers in a heat exchanger core |
| 10/10/1996 | WO1994001593A3 Hydrophilicizing treatment for metal objects |
| 10/08/1996 | US5562156 Immersion type heat exchanger |
| 10/02/1996 | EP0735339A2 Plate fin heat exchanger and method of making thereof |
| 10/02/1996 | CN1132331A Exhaust gas treatment apparatus for use in incineration equipment |
| 09/19/1996 | WO1996028686A1 Copper alloy pipe for water/hot water supply equipped with protective film on its inner surface, production thereof, and heat-exchanger for hot water supply |
| 09/18/1996 | EP0731728A1 Structure element of a device for the treatment of corrosive materials in heat and stress conditions |
| 09/11/1996 | EP0731311A1 Repairing method by way of electrolytic coating of a pipe, in particular of a steam generator pipe |