Patents
Sitemap › F28 - Heat exchange in general › F28F - Details of heat-exchange or heat-transfer apparatus, of general application › F28F 1 - Tubular elements; Assemblies of tubular elements
Patents for F28F 1 - Tubular elements; Assemblies of tubular elements (16,334)
03/1982
03/16/1982US4319631 Cooler for hot smoke-laden gases
03/16/1982US4319458 Multiple pressure boiler with energy recovery system
03/02/1982US4317269 Apparatus for revaporizing liquefied gases
03/02/1982US4317268 Process for making a heater exchanger
03/02/1982CA1119161A1 Heat exchange tubing assembly and method of fabrication
03/02/1982CA1119159A1 Tube-and-plate heat exchanger
02/1982
02/23/1982US4316502 Helically flighted heat exchanger
02/23/1982US4316501 Heat exchanger with leakage collector
02/23/1982US4316435 Boiler tube silencer
02/23/1982CA1118764A1 Heat exchange element and process for production thereof
02/23/1982CA1118763A1 Heat exchanger
02/16/1982CA1118405A1 Heat transfer tubing for natural gas evaporator
02/09/1982US4314587 Rib design for boiler tubes
02/09/1982US4314397 Method of making a solar heat exchanger
02/04/1982WO1982000344A1 Device for the exchange of cold and heat,procedure for its manufacture and range of application for the same
02/02/1982US4313327 Extrusion die for forming multi-passage tubular members
01/1982
01/27/1982EP0044734A2 Heat exchanger
01/27/1982EP0044476A2 Tube for the indirect heating of easy flowing material and heat exchanger composed of such tubes
01/27/1982EP0044365A1 Radiators for use in hot water central heating systems
01/26/1982CA1116961A1 Boiler
01/20/1982EP0043960A2 Low-temperature radiatior
01/19/1982US4311193 Serpentine fin heat exchanger
01/19/1982CA1116381A1 Tube with surface-enlarging elements attached to the inside, method and apparatus for manufacturing such tube
01/06/1982EP0042902A1 Hot gas piston engine and use of the same in heat, cold and power plants
12/1981
12/22/1981US4306619 Tube provided with inner fins and outer fins or pins, particularly for heat exchangers, and method therefor
12/22/1981US4306617 Heater for pre-heating fuel with a heated liquid
12/22/1981CA1114806A1 Heat exchanger
12/22/1981CA1114590A1 Plate fin coil assembly
12/16/1981EP0041653A1 Heat exchanger element
12/16/1981EP0041557A1 Heat exchanger core with end covers
12/15/1981US4305460 Heat transfer tube
12/15/1981US4305457 High density fin material
12/08/1981US4304297 Cooler for hot smoke-laden gases
12/08/1981US4304291 Heat exchanger for a convector heater
12/08/1981CA1113816A1 Heat recovery system
12/01/1981CA1113449A1 Process and apparatus for the cooling of gas pipe bends
11/1981
11/25/1981EP0032893A4 Apparatus with expandable tube bundle.
11/24/1981CA1112963A1 Fire tube for heating boiler
11/17/1981US4300630 Finned metal tube and method for making the same
11/17/1981US4300629 Cross-fin tube type heat exchanger
11/10/1981US4299106 Finned tubing
11/03/1981US4298333 Industrial heating installation and method of operation
11/03/1981US4298062 Heat exchangers and method of making same
11/03/1981CA1111839A1 Tube mat heat exchanger
11/03/1981CA1111836A1 Heat exchanger for cooling slag-containing gases from coal gasification
10/1981
10/29/1981WO1981003028A1 Adhesive composition for use in metal-to-metal bonding
10/27/1981US4296539 Heat transfer tubing for natural gas evaporator
10/21/1981EP0037854A1 Tube for heat exchangers, especially for evaporators, and process for making said tube
10/20/1981US4296355 Magnetron with cooling means
09/1981
09/22/1981US4290387 Fluidized bed combustor and tube construction therefor
09/22/1981CA1109457A1 Heat exchanger having inclined tubes
09/09/1981EP0035216A2 Cooling surface for cryogenic pumps and method of making it
09/09/1981EP0035078A2 Process for manufacturing finned heat-exchangers
09/01/1981US4286655 Finned tube for heat exchangers
08/1981
08/25/1981US4285395 Structure of fluid condensing and heat conducting surface of condenser
08/25/1981US4285385 Method for the production of heat exchangers
08/18/1981US4284133 Concentric tube heat exchange assembly with improved internal fin structure
08/18/1981US4284131 Cooler for hot smoke-laden gases
08/18/1981US4283824 Method for manufacturing heat exchanger tubing
08/06/1981WO1981002197A1 Tubular-lamellar heat exchanger
08/05/1981EP0032893A1 Apparatus with expandable tube bundle.
08/04/1981US4281710 Heat exchanger
07/1981
07/28/1981CA1105922A1 Heat transfer apparatus
07/22/1981EP0032224A1 Water-cooling oil cooler
07/21/1981US4279298 Heat exchanger with condensate blow-off suppressor
07/21/1981US4279296 Segmented ring header
07/15/1981EP0031866A1 Method of manufacturing a heating device or a heat exchange element
07/14/1981US4277871 Heat exchanger panels and method of manufacture
07/08/1981EP0031422A1 Apparatus for producing tubes of given length
07/07/1981US4276930 Tube nest for a heat exchanger
06/1981
06/30/1981US4275785 Heat exchange tubing blade assembly
06/30/1981US4275581 Method for increasing the fin density of a heat exchanger
06/30/1981CA1104073A1 Corrugated tubing with variable depth corrugations and method of making the same
06/24/1981EP0030821A1 Heat exchanger core and heat exchanger comprising such a core
06/23/1981CA1103657A1 High energy saving heat exchanger for furnaces
06/11/1981WO1981001608A1 Heat exchanger core with end covers
06/10/1981EP0030072A2 Heat exchanger and method of fabricating it
06/02/1981US4270690 Method of forming variably rifled tubes
06/02/1981US4270601 Heater for pre-heating fuel with a heated liquid
06/02/1981US4270596 Tube mat heat exchanger
05/1981
05/26/1981US4269267 Fin and tube assembly and a method of making the assembly
05/26/1981US4269265 Tubular heat exchanger with turbulator
05/12/1981US4266602 Heat exchanger for cooling electrical power apparatus
05/12/1981US4266600 Heat exchanger with double walled tubes
05/05/1981US4265275 Internal fin tube heat exchanger
05/05/1981US4265094 Unitized refrigeration and water heating system
04/1981
04/29/1981EP0027701A1 Domestic space-heating systems and radiators therefor
04/28/1981US4263966 Heat-exchanger
04/28/1981US4263878 Boiler
04/15/1981EP0027055A1 Hot-water boilers
04/07/1981US4259771 Apparatus for producing heat transfer tube
03/1981
03/31/1981US4258782 Heat exchanger having liquid turbulator
03/18/1981EP0025308A1 A process and apparatus for catalytically reacting steam with a hydrocarbon in endothermic conditions
03/17/1981US4256475 Heat transfer and storage system
03/17/1981US4256177 Heat exchanger
03/10/1981CA1097336A1 Weldment heat exchanger
03/10/1981CA1097335A1 Heat exchanger having internal fittings
03/03/1981US4253315 Refrigerated air dryer
03/03/1981CA1096855A1 Formed coil assembly
02/1981
02/24/1981US4251907 Method for the manufacture of thin-walled metal tubes
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