| Patents for F28D 21 - Heat-exchange apparatus not covered by any of the groups (2,512) |
|---|
| 09/10/1991 | US5046481 Heating apparatus |
| 08/28/1991 | EP0443440A1 Channel for purging combustion gases of a boiler installation |
| 08/08/1991 | WO1991011671A1 Heat exchanger for aggressive gaseous media |
| 08/08/1991 | DE4009664A1 Waermetauscher fuer aggressive, gasfoermige medien Heat exchanger for aggressive media gasfoermige |
| 07/17/1991 | EP0437059A2 Steam reforming |
| 07/09/1991 | CA2032782A1 Steam reforming |
| 06/04/1991 | US5020335 Air conditioning |
| 04/09/1991 | US5005285 Method of producing an aluminum heat exchanger |
| 03/28/1991 | DE3931117A1 Recovering heat and dust from hot waste gases - by thermodynamic action on liq. layer |
| 03/06/1991 | EP0414769A1 Heat exchanger connected to a water discharge conduit. |
| 02/14/1991 | DE3926283A1 Heat exchanger with reduced flow resistance - has rounded inlets and outlets to internal chambers to reduce flow resistance |
| 02/06/1991 | EP0411112A1 Heat exchanger. |
| 01/16/1991 | CN1048593A Inorganic medium heat conducting element |
| 01/08/1991 | US4982782 Method and apparatus for simultaneous heat and mass transfer |
| 01/03/1991 | DE3919544A1 Bath tub for shower-bath - has floor supported on ribs which extend above cold water inlet pipe coil |
| 12/31/1990 | WO1991000141A1 Process and device for the simultaneous transfer of material and heat |
| 12/20/1990 | DE3919543A1 Shower with heat exchanger and through-flow heater - has waste water heating inlet, and heat control from inlet to shower desired temp. difference |
| 08/28/1990 | US4951738 Method and apparatus for recovering heat energy from polluted water |
| 08/23/1990 | WO1990009555A1 Heat exchanger |
| 08/23/1990 | DE3905140A1 Waermetauscher Heat Exchanger |
| 07/10/1990 | CA1271380A1 Heat recovery unit for forced air heating systems |
| 06/13/1990 | DE3911276C1 Device for recovering (reclaiming) heat from the exhaust gases of firing units (installations, systems) |
| 05/29/1990 | US4928751 Computer controlled waste heat reclaimer |
| 04/12/1990 | DE3834519A1 Method and apparatus for wrapping piece goods with shrink foil |
| 04/04/1990 | CN2055585U Ceramic heat exchanger with integral intersected structure of corrugated plate and tubes |
| 02/27/1990 | US4903754 Method and apparatus for the transmission heat to or from plate like object |
| 02/20/1990 | US4901789 For extracting heat from hot exhaust gases/transferring to a fluid |
| 02/13/1990 | CA1265784A1 Method and apparatus for recovering heat from gases containing substances which contaminate heat transfer surfaces |
| 02/01/1990 | DE3932871A1 Heat recovery device for shower bath - has horizontal discharge pipe for warm waste water in path of entering cold water |
| 02/01/1990 | DE3923511A1 Heat exchanger for shower bath basin - has header tubes containing axially moving resilient flow distributor with flanges connected by support |
| 12/20/1989 | EP0346803A1 Method and device for removing soot and condensable components from diesel exhaust gases |
| 12/19/1989 | US4887586 Heat recovery apparatus |
| 11/21/1989 | US4881495 Device for vaporizing a cryogenic fluid |
| 11/02/1989 | WO1989010526A1 A three-stage gas heat-exchanger with intermediate cooling |
| 11/02/1989 | WO1989010521A1 Heat exchanger connected to a water discharge conduit |
| 10/17/1989 | US4873835 Process for the simultaneous exchange of heat and matter through a porous wall |
| 09/27/1989 | EP0333739A1 Convector heating apparatus. |
| 09/26/1989 | CA1260341A1 Process and device for recovery of thermal energy in a steam generating system |
| 09/08/1989 | WO1989008226A1 Instantaneous regenerative siphon heater |
| 08/08/1989 | US4854381 Heat exchanger device |
| 06/22/1989 | DE3840534A1 Shower installation |
| 06/07/1989 | EP0319392A1 Heat recovery apparatus |
| 06/07/1989 | EP0318641A2 Process and device for the transmission of thermal energy to or from a plate-like substrate |
| 05/23/1989 | US4832115 Method and apparatus for simultaneous heat and mass transfer |
| 04/18/1989 | US4821793 Tub and shower floor heat exchanger |
| 04/18/1989 | US4821428 Heat exchanger for grain elevators or bins |
| 04/05/1989 | EP0309846A1 Vertical isothermal exchanger with a cylindrical ferrule for heating air under pressure in counter-flow with fumes |
| 03/29/1989 | EP0308567A1 Apparatus for evaporating cryogenic fluid |
| 03/14/1989 | CA1251030A1 Device for assembling return bend to coil |
| 02/14/1989 | US4804039 Process and apparatus for alternately heating and cooling a heat exchanger |
| 01/26/1989 | DE3823955A1 Method for recovering heat from the waste gases of a burner-heated heating appliance and device for carrying out this method |
| 11/24/1988 | DE3714879A1 Apparatus for utilising waste-gas heat |
| 11/10/1988 | DE3818273A1 Tank for collecting bathing waste water and intended for recovering the heat from hot bath and shower waste water |
| 10/11/1988 | US4776391 Heat exchanger method and apparatus |
| 09/28/1988 | EP0284342A1 Heat regenerators |
| 09/13/1988 | US4770828 Inserting plastic tubes to form channels, removal |
| 09/06/1988 | US4768586 Ceramic heat exchangers |
| 07/27/1988 | EP0276176A1 Process for the simultaneous exchange of heat and material through a porous barrier |
| 07/20/1988 | EP0275237A2 Shower apparatus |
| 07/06/1988 | EP0202234B1 Heat recovery system including a dual pressure turbine |
| 06/21/1988 | US4751823 Control arrangement affecting operation, safety and efficiency of a heat recovery system |
| 06/14/1988 | US4750550 Method for the transfer of heat energy |
| 06/02/1988 | WO1988004014A1 Convector heating apparatus |
| 05/10/1988 | US4742865 Method of controlling an energy recovery system |
| 04/19/1988 | CA1235412A1 Recuperator of flue gas heat |
| 04/06/1988 | EP0262274A1 Recuperator of heat from flue gases from different furnaces capable of cleaning these gases |
| 03/09/1988 | EP0258979A1 Apparatus for simultaneous heat and mass transfer |
| 03/08/1988 | CA1233813A1 Cogeneration from glass furnace waste heat recovery |
| 03/08/1988 | CA1233812A1 Waste heat recovery from regenerative furnaces |
| 01/12/1988 | US4718482 Fins for automobile or home air conditioners; surface treated aluminum |
| 12/17/1987 | DE3717720A1 Heat exchanger for recovery of shower waste water heat |
| 12/08/1987 | US4711298 Heat exchangers molded from refractory material |
| 11/24/1987 | US4708722 Air washer and heat exchanger |
| 11/17/1987 | US4706884 Hot air heating system |
| 11/10/1987 | US4705101 Flue gas reheat apparatus |
| 10/27/1987 | US4702818 Process for recovering heat of a tar-containing high-temperature gas |
| 10/27/1987 | US4702179 Controlled coal burning and heat collecting method and apparatus |
| 10/15/1987 | DE3612328A1 Gas stove |
| 10/14/1987 | EP0241049A1 A dual pressure turbine |
| 10/13/1987 | US4699317 Heat exchanger flue |
| 09/16/1987 | EP0236607A1 Heat recovery apparatus and heat recovery method |
| 09/08/1987 | CA1226494A1 Heat exchanger for extracorporeal circuit |
| 09/01/1987 | US4690208 Contaminated fluid heat exchanging |
| 08/18/1987 | CA1225517A1 Process for producing building components with complexly configured walls |
| 08/11/1987 | US4685507 Process for the staged heating of a material in a treatment apparatus and subsequent cooling thereof |
| 08/05/1987 | EP0230982A2 Cylindrical heat exchanger manufactured from prefabricated components, in particular a chimney recuperator |
| 08/04/1987 | US4683649 Device for assembling return bend to coil |
| 07/21/1987 | US4681744 Heat recovery device |
| 07/21/1987 | US4681257 Hot-water-furnace supplemental heater |
| 07/08/1987 | CN86202182U Integral floating bed type organic exhausted gas catalystical burning purifying device |
| 07/02/1987 | DE3545423A1 Discharge-line portion with a heat exchanger |
| 06/30/1987 | US4676007 Heat exchanger for grain elevators or bins |
| 06/16/1987 | CA1222940A1 Process and apparatus for a recovery of heat comprising a heat-recovering absorption of water vapor from gases |
| 06/02/1987 | US4669530 Heat exchanger method and apparatus |
| 05/26/1987 | US4667733 Protective device for heat exchangers placed in a duct for smoke filled with fine particles of ash |
| 05/12/1987 | US4664180 Heat recovery unit for stoves |
| 05/07/1987 | DE3633321A1 Shower installation for utilising heat from waste water |
| 04/28/1987 | CA1221039A1 Exhaust gas treatment method and apparatus |
| 04/23/1987 | DE3626483A1 Chimney renewal insert |
| 04/16/1987 | DE3536769A1 Method and device for utilising exhaust heat from exhaust air extracted from rooms to be heated |