| Patents for F28F 19 - Preventing the formation of deposits or corrosion, e.g. by using filters (4,908) |
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| 03/06/1984 | US4435157 Heat exchanger construction and method of operation |
| 03/06/1984 | CA1163224A1 Self-cleaning screw conveyor |
| 02/28/1984 | CA1162911A1 Heat exchanger having a plurality of vertical pipes for upward passage of a first heat-exchanging medium |
| 01/31/1984 | US4428107 Process for filling with a hardenable filler gaps where corrosive attack can occur in tube and fin heat exchangers |
| 01/24/1984 | US4427053 Apparatus and method for the concentration of a liquid by evaporation |
| 01/24/1984 | US4427034 Coating composition for protecting inner surface of tubes in heat exchangers |
| 01/18/1984 | EP0098446A2 Heat exchanger |
| 01/05/1984 | WO1984000060A1 Method of manufacturing a metal lining and a metal lining manufactured according to the method |
| 01/03/1984 | US4423703 Steam generator or like apparatus including self-cleaning heating element support arrangement |
| 12/27/1983 | US4422934 Magnetic device for the treatment of calcareous fluids |
| 12/20/1983 | US4421789 Process for treating the surfaces of aluminum heat exchangers |
| 12/13/1983 | US4420342 Oxidation of fossil fuels reduction |
| 12/13/1983 | CA1158596A1 Composition and method for electrodeposition of black nickel |
| 12/06/1983 | US4418748 Heat exchanger whose hot end has a device for protecting the tube plate |
| 11/23/1983 | EP0094713A1 Heating apparatus using heat storage |
| 11/16/1983 | EP0094097A2 Non-plugging, pressure equalized tube sheet for gasification system heat exchanger |
| 11/15/1983 | US4415020 Vessel construction employing multiple internal heat exchange tubes |
| 11/10/1983 | WO1983003892A1 Freeze crystallization subassembly |
| 11/08/1983 | US4413675 Cooling system protective device |
| 10/18/1983 | US4410036 Heat exchanger made of aluminum alloys and tube material for the heat exchanger |
| 10/04/1983 | US4407358 Light-weight cross-flow heat exchanger unit |
| 10/04/1983 | US4407353 Waste heat recovery device for preventing corrosion by sulfur oxides |
| 09/20/1983 | US4405440 Process for maintaining the temperature of a steam-making effluent above the dew point |
| 08/30/1983 | US4401154 Heat exchanger core with end covers |
| 08/30/1983 | US4401153 Heat exchanger incorporating nitriding-resistant material |
| 08/30/1983 | US4401152 Heat exchanger having a plurality of vertical pipes for upward passage of a first heat-exchanging medium |
| 08/09/1983 | US4397740 Method and apparatus for cooling thermally cracked hydrocarbon gases |
| 08/02/1983 | US4396059 Insert for a condenser tube |
| 08/02/1983 | US4395997 Fuel pre-heater |
| 08/02/1983 | CA1151149A1 Heat exchanger for amonia converter effluent recycle gas |
| 07/20/1983 | EP0083665A1 Heat pipe heat exchanger |
| 07/20/1983 | EP0083596A1 Bearing surfaces in nuclear reactor heat exchangers and the like |
| 06/14/1983 | US4387962 Corrosion resistant laser mirror heat exchanger |
| 06/14/1983 | US4387764 Gasket screening assembly for an internal combustion engine having an auxiliary oil cooler |
| 05/17/1983 | US4384160 Prequench of cracked stream to avoid deposits in downstream heat exchangers |
| 04/26/1983 | CA1145273A1 Corcerning copper or copper-alloy tubes for pipes used in sanitary, condenser and other installations |
| 04/20/1983 | EP0076928A1 Heat exchanger |
| 03/08/1983 | CA1142470A1 Heat exchanger anti-foulant |
| 03/08/1983 | CA1142328A1 Apparatus for continuously producing potassium sulfate |
| 02/03/1983 | WO1983000381A1 Bearing surfaces in nuclear reactor heat exchangers and the like |
| 02/03/1983 | WO1983000380A1 Heat pipe heat exchanger |
| 02/01/1983 | US4371032 Heat transfer system |
| 01/25/1983 | CA1140162A1 High-temperature treatment of hydrocarbon-containing materials |
| 01/25/1983 | CA1139923A1 Method of producing multiple-wall composite pipes |
| 01/18/1983 | US4369073 Method for protecting the inner surface of a copper alloy condenser tube from corrosion |
| 01/18/1983 | US4368776 Aluminum heat exchanger |
| 12/22/1982 | EP0067699A1 Heat exchangers |
| 11/30/1982 | CA1136563A1 Crystallization via porous tube heat transfer |
| 11/24/1982 | EP0065453A1 Metallic tube sheet heat exchanger |
| 11/24/1982 | EP0065332A1 Apparatus and method for the concentration of a liquid by evaporation |
| 11/23/1982 | CA1136119A1 Shell and tube moisture separator reheater with outlet orificing |
| 10/27/1982 | EP0063195A2 Exhaust gas treatment method and apparatus |
| 10/26/1982 | US4355684 Uniaxially compressed vermicular expanded graphite for heat exchanging |
| 10/19/1982 | US4354872 Metal oxide oil slurries |
| 10/12/1982 | CA1133465A1 Corrosion resistnt joint assembly |
| 10/06/1982 | EP0061873A2 Damage resistant heat exchanger |
| 09/22/1982 | EP0060457A1 Process for the prevention of sedimentation in the tubes of waste-heat boilers |
| 09/22/1982 | EP0060393A2 Heat exchanger |
| 09/21/1982 | CA1132132A1 Device for scraping off deposits from internal surfaces of elongated tubes |
| 09/07/1982 | US4347895 Heat exchanger with bilayered metal end container for anticorrosive addition |
| 08/31/1982 | US4346758 Heat exchanger for cooling slag-containing gases from coal gasification |
| 08/31/1982 | CA1130788A1 Vessel construction employing multiple internal heat exchange tubes |
| 08/11/1982 | EP0057643A2 Tube sheet protection device at the hot extremity of a vertical heat exchanger |
| 08/10/1982 | US4343353 Automobile radiator filter |
| 08/04/1982 | EP0057095A2 Protection of parts exposed to flue gas |
| 08/03/1982 | US4342150 Process and device for filling with a hardenable filler gaps where corrosive attack can occur in tube and fin type heat exchangers |
| 07/28/1982 | EP0056603A1 Heat exchanger, in particular air-heater for blast furnace, process for regulating the temperature of gas and air for the blast furnace and application thereof |
| 07/13/1982 | US4338997 Heat exchanger with bilayered metal end container for anticorrosive addition |
| 07/06/1982 | CA1127143A1 Method of pre-heating boiler feed water |
| 06/09/1982 | EP0053586A2 Rotary heat exchanger |
| 06/08/1982 | US4333516 Corrodible container for automatic addition of corrosion inhibitor to a coolant system |
| 06/01/1982 | US4332073 Method of producing multiple-wall composite pipes |
| 05/18/1982 | US4330032 Self-cleaning screw conveyor |
| 04/06/1982 | US4323116 Flow control apparatus |
| 03/24/1982 | EP0048048A1 Heat exchanger having a plurality of vertical pipes for upward passage of a first heat-exchanging medium |
| 03/09/1982 | CA1119583A1 Heat exchanger |
| 03/03/1982 | EP0046600A1 Heat exchanger for a gaseous and a liquid medium |
| 03/02/1982 | US4317484 Aluminum alloy fins which serve as sacrificial anodes |
| 03/02/1982 | US4317483 Heat exchanger |
| 02/16/1982 | US4315541 Device for scraping off deposits from internal surfaces of elongated tubes |
| 01/13/1982 | EP0043574A1 Cooling plate |
| 01/12/1982 | US4310046 Regenerative heat exchanger |
| 12/30/1981 | EP0042491A1 Plastic tube protective insert for a heat exchanger |
| 12/23/1981 | EP0042028A1 Apparatus for heat exchange between recycling gas leaving an ammonia synthesis reactor and cooling water |
| 12/22/1981 | CA1114806A1 Heat exchanger |
| 12/16/1981 | EP0041557A1 Heat exchanger core with end covers |
| 12/15/1981 | US4305455 Multipass corrosion proof air heater |
| 12/15/1981 | US4305452 Method of pre-heating boiler feed water |
| 12/01/1981 | US4303619 Apparatus for continuously producing potassium sulfate |
| 11/17/1981 | US4300625 Preventing deposition on the inner surfaces of heat exchange apparatus |
| 11/17/1981 | US4300481 Shell and tube moisture separator reheater with outlet orificing |
| 11/04/1981 | EP0039228A1 Method for protecting the inner surface of a copper alloy condenser tube from corrosion and a copper alloy condenser tube protected thereby |
| 11/03/1981 | CA1111836A1 Heat exchanger for cooling slag-containing gases from coal gasification |
| 10/27/1981 | US4297150 Protective metal oxide films on metal or alloy substrate surfaces susceptible to coking, corrosion or catalytic activity |
| 10/27/1981 | US4296804 Corrosion resistant heat exchanger element and method of manufacture |
| 10/27/1981 | CA1111269A1 Outdoor coil unit for heat pump |
| 10/20/1981 | US4295521 Heat exchanger core mounting apparatus |
| 09/30/1981 | EP0036727A2 Scraped surface heat exchanger |
| 09/29/1981 | US4291753 Scraper assembly for use with a fluidized bed condenser |
| 09/08/1981 | US4288109 Corrosion resistant assembly and method of making it |