Patents
Sitemap › F24 - Heating; Ranges; Ventilating › F24J - Production or use of heat not otherwise provided for › F24J 2 - Use of solar heat, e.g. solar heat collectors
Patents for F24J 2 - Use of solar heat, e.g. solar heat collectors (51,924)
07/1989
07/26/1989CN2041791U Multi-ring lens
07/26/1989CN2041790U Portable solar cooking stove
07/26/1989CN1034261A Mechanism for positioning light-receiving end of optical conductor cable at focal position of lens
07/25/1989US4850339 Solar oven
07/25/1989US4850338 Solar collector system with radiation concentrated on heat absorber vanes
07/25/1989US4850337 Solar energy apparatus with apertured shield
07/20/1989DE3907906A1 Glass tube absorber in a glass tube
07/19/1989CN2041412U Thermionic diode type solar water heater
07/19/1989CN2041411U Apparatus for conversion of optical energy focussed by semisphere type convexo-concave lens
07/19/1989CN1034051A Lens holding apparatus
07/19/1989CN1033961A Lightweight constructional element of sandwich structures
07/18/1989US4848320 Solar oven
07/18/1989US4848319 Refracting solar energy concentrator and thin flexible Fresnel lens
07/18/1989US4848087 Solar augmented power system
07/13/1989DE3733751A1 Solar module
07/12/1989CN2041021U Double return passage freeze-proof water solar collector
07/12/1989CN2041020U High-efficiency sun-powered water quickly-heating device
07/11/1989US4846554 Lens-holding apparatus
07/11/1989US4846151 Solar collectors
07/05/1989EP0322627A1 Apparatus for heating a current of gas
07/05/1989CN2040617U Air sandwich glass steel solar energy water heater
07/05/1989CN2040616U Heating tube focusing solar energy air conditioner
07/05/1989CN1033686A Wind-heated all-weather solar heat collector
07/04/1989US4845511 Space deployable domed solar concentrator with foldable panels and hinge therefor
07/04/1989US4844598 Light focusing lens with centrally disposed light intercepting member
07/04/1989CA1256769A1 Solar ray collecting device
07/04/1989CA1256768A1 Solar collector
07/04/1989CA1256767A1 Solar ray collector device
07/04/1989CA1256766A1 Solar ray collecting device
07/04/1989CA1256765A1 Foundation for entraining solar ray collecting devices
06/1989
06/28/1989CN2040230U Pillbox-reflector solar water boiler
06/28/1989CN2039899U Passive type heater using latent heat and stored heat
06/27/1989US4841946 Solar collector, transmitter and heater
06/22/1989DE3829725A1 Apparatus for sterilising, purifying and/or desalting sea water or brackish water
06/21/1989EP0321441A1 Solar heat collector
06/21/1989EP0321351A1 Heat exchanger-radiator-absorber and solar collector
06/21/1989CN2039815U Multi-way household solar energy water heater
06/15/1989WO1989005463A1 Concentrator arrangement
06/15/1989DE3249731C2 Device for ventilating a roof
06/14/1989CN2039401U Solar water-heater
06/13/1989US4838951 Solar module mounting arrangement using angle brackets
06/13/1989CA1255557A1 Solar energy collecting device with good resistance to high wind forces
06/13/1989CA1255538A1 Pressure transfer fluid heater
06/08/1989DE3740110A1 Solar collector
06/07/1989CN2039008U Domestic solar energy hot-water device
06/07/1989CN2039007U High efficiency combined domestic solar energy hot-water device
06/07/1989CN1033316A Fixed-focus convergent solar-energy receivor
06/01/1989DE3731418A1 Automatically trackable solar-powered system of briefcase size
05/1989
05/31/1989CN2038612U Multifunctional solar-energe collector using combinable parts
05/30/1989US4834805 Photovoltaic power modules and methods for making same
05/30/1989US4834066 Evacuated solar collector tube
05/24/1989CN2038214U Auto-tracking sunlight thermal converter
05/23/1989US4832119 Multi-tube heat exchanger and connectors therefor
05/23/1989US4832002 Unified heliostat array
05/23/1989US4832001 Lightweight solar panel support
05/23/1989CA1254465A1 Solar selective surface coating
05/23/1989CA1254423A1 Solar ray collecting device
05/16/1989US4830678 Liquid-cooled sealed enclosure for concentrator solar cell and secondary lens
05/16/1989US4830677 Solar generator
05/16/1989US4829768 Fluid dissociation solar energy collection system
05/10/1989EP0315556A2 Process and device for the ventilation heating, regulation and air conditionning of buildings, building making use thereof and process for laying their foundations
05/10/1989CN2037453U Counterglow directional tracking unit
05/10/1989CN2037452U Effective vacuum tuber solar water heater
05/10/1989CN2037451U Removable solar energy collector
05/09/1989US4827905 Outer glass pipes for solar heat collector pipes
05/03/1989CN2037052U 内循环式太阳能热水器 Inner loop solar water heater
05/03/1989CN2037051U Portable insulating flexible solar water heater
05/03/1989CN2037050U Air-heating type all-weather solar heat collector
05/03/1989CN2037049U Unit type closed shining solar water heater
05/03/1989CN2037048U Vacuum taper profile, spheric light-focusing type solar heat collector
04/1989
04/26/1989CN2036644U Simple auto-tracking water-heating solar heat collector
04/26/1989CN2036643U Closed basking type sun-powered water heating device
04/26/1989CN2036642U Simple solar heat collector for heating water
04/25/1989US4823772 Apparatus and method for extracting focused solar radiant energy
04/25/1989US4823771 Apparatus for solar heating
04/20/1989WO1989003342A1 Use of solar energy at high altitudes
04/20/1989WO1989003299A1 Light-weight constructional element of sandwich structure
04/19/1989EP0312075A1 Solar energy provided at high altitudes
04/18/1989US4822120 Transparent heat-mirror
04/18/1989US4821705 Solar tracking system
04/12/1989CN2035862U Solar energy water heater and transport deivce for domestic use
04/12/1989CN1032392A Mechanically tracking solar cooker of three dimentions
04/12/1989CN1032391A Universal solar box
04/11/1989US4820033 Solar mirror apparatus
04/11/1989CA1252446A1 Sunshine illuminating device
04/06/1989WO1989003007A1 Solar collector
04/06/1989DE3729758A1 Highly efficient radiation trap
04/05/1989EP0309634A1 Environment-assisted high-efficiency integrated heating and cooling system
04/05/1989CN2035448U Half column all-closed solar energy water heater
03/1989
03/30/1989DE3731617A1 Container and individual and overall installation for biogas installations
03/29/1989EP0309168A1 Automatic solar lighting apparatus using a solar following sensor
03/28/1989US4815444 Moderate to moderately high temperature solar liquid heater
03/28/1989US4815443 Solar energy focusing assembly and storage unit
03/28/1989US4815442 Solar collector
03/28/1989CA1251760A1 Selective coating for aluminum solar panels
03/23/1989DE3730665A1 Flat (planar) concentrator
03/22/1989CN2034670U Double-cavity solar energy water-heating device
03/15/1989EP0306508A1 Heat accumulator with a heat storage and absorption body of low thermal conductivity.
03/15/1989CN2034255U Black-porcelain solar heater
03/15/1989CN2034254U Solar water heater
1 ... 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 ... 520