Matches 201 - 250 out of 613 < 1 2 3 4 5 6 7 8 9 10 11 12 13 >
Match Document Document Title
4294227 Apparatus for heating water by solar heat  
Apparatus comprising a solar collector, three heat exchangers operating at different temperature levels and connected in series on the service-water side, a latent-heat store, various lines and...
4291833 Heating system with focused solar panels and heat pump assist  
A heating system for a building having solar panels for collecting solar heat including sunlight concentrating lenses and a heat storage chamber for storing excess solar heat is disclosed. A heat...
4290416 Phase change energy storage panel for environmentally driven heating and cooling system  
A container of phase change energy storage material such as Glauber's salt is deployed behind the glazing of the south wall of a building structure for absorbing heat to heat the structure and/or...
4287943 Heat insulating box  
A heat insulating box comprises a body and lid of adiabatic construction, and at least one radiator housed within a space between the body and the lid and providing a heat insulating space. The...
4287942 Heat storage apparatus  
The invention disclosed is of a housing which includes a plurality of assemblies which carry chemical substances which can absorb and store heat. The assemblies comprise sheets of synthetic...
4287879 Water heating system using solar energy  
A water heating system includes a solar collector panel, a hot water heater tank, a serpentine tube-in-sheet heat exchanger jacket built into the water tank assembly, pumping means, fluid transfer...
4286574 Trickle-type thermal storage unit  
A method and apparatus for thermal storage having a movable manifold which discharges thermal transfer fluid to trickle through a particulate solid thermal storage medium to be collected for...
4285334 Solar heating system  
A solar water heating system including a solar collector panel and a combination storage tank and heat exchanger unit for receiving liquid heated in the solar collector panel. The collector panel...
4283298 Hydrated Mg(NO.sub.3).sub.2 /NH.sub.4 NO.sub.3 reversible phase change compositions  
A reversible liquid solid phase change composition comprising Mg(NO 3 ) 2 .6H 2 O/NH 4 NO 3 , and one of the group of MgO, CaO, Mg(OH) 2 , and/or Ca(OH) 2 , added to the composition in an...
4279291 Subterranean heating and cooling system  
An underground conduit extends through the soil in two parallel stretches and connects at one end with a return duct and at the opposite end to the air intake of a heating and cooling unit. The...
4277357 Heat or cold storage composition containing a hydrated hydraulic cement  
A polyphase composition for the storage of heat or cold utilizing the latent heat of fusion of a salt hydrate continuous phase intimately intermixed with a hydrated hydraulic cement continuous...
4277021 Closed circuit heating system  
Fuel is burned in the lower chamber of a furnace with hot products of combustion rising past an air-to-air heat exchanger to an upper chamber to which outside air is supplied for secondary...
4273667 Thermal energy storage material comprising hydrated compound and water-swollen cross-linked polymer  
The thermal energy storage material comprises at least one hydrated compound (such as an inorganic salt) having a reversible transition to the anhydrous or a less hydrated form and a hydrogel,...
4273666 Hydrated Mg(NO.sub.3).sub.2 reversible phase change compositions  
A reversible liquid solid phase change composition comprising hydrated Mg(NO 3 ) 2 and one of the group of Sr(OH) 2 , SrCO 3 , Ba(OH) 2 , BaO, BaCO 3 and/or NaBO 2 added to the composition in an...
4272392 Hydrated Mg(NO.sub.3).sub.2 /MgCl.sub.2 reversible phase change compositions  
A reversible liquid solid phase change composition comprising hydrated Mg(NO 3 ) 2 /MgCl 2 , and one of the group of MgO, Mg(OH) 2 , and/or NaBO 2 , added to the composition in an effective amount...
4272391 Hydrated Mg(NO.sub.3).sub.2 reversible phase change compositions  
A reversible liquid solid phase change composition comprising hydrated Mg(NO 3 ) 2 and one of the group of MgO, Mg(OH) 2 , MgCO 3 , CaO, Ca(OH) 2 , and/or CaCO 3 , added to the composition in an...
4271824 Solar heating apparatus  
The disclosure concerns a collector for solar heating apparatus which is adapted for vertical mounting and utilizes air as the heat exchange medium. The collector comprises a glazed insulated box...
4271029 Hydrated Mg(NO.sub.3).sub.2 reversible phase change compositions  
A reversible liquid solid phase change composition comprising hydrated Mg(NO 3 ) 2 and one of the group of MgSO 4 , CaSO 4 , CuSO 4 , NiSO 4 , CoSO 4 , and/or ZnSO 4 , added to the composition in...
4270512 Heat storing fireplace  
A heat storing fireplace including a fire-box surrounded by a heat storage medium which is either an enclosure containing a material having a high specific heat such as sand or gravel or a large...
4269167 Closed pressurized solar heating system with automatic valveless solar collector drain-back  
A closed pressurized solar heating system in which a solar collector is automatically drained of heat transport fluid and which contains no mechanical moving parts other than a system circulating...
4268558 Thermal storage material and process for making  
A thermal storage structure and process for making the same comprising a base material of a substantially open cell structure, with the pores interconnected and open to the surface. The open cell...
4268405 Method for forming Glauber's salt crystals with reduced encapsulation by the addition of ethylene glycol monobutyl ether  
Encapsulation of Na 2 SO 4 particles by Glauber's salt crystals formed by crystallization of Na 2 SO 4 from aqueous solution in systems comprising Na 2 SO 4 , H 2 O and Glauber's salt is...
4262653 Solar energy heat storage and transfer system  
A solar energy heat storage and transfer system (30) for use in a solar heating system includes an arrangement of interconnected heat storage modules (10). A first air path is provided from the...
4259198 Use of crystalline, crosslinked synthetic resins as a storage material in latent heat stores  
The invention relates to the use of crystalline resins as storage material in latent heat accumulators. Crystalline synthetic resins replace the crystalline inorganic salt of the known latent heat...
4258697 Pneumatic collection, storage and transfer of solar heat  
The collection, storage and transfer of solar heat by pneumatic means includes: a solar collection system; a heat storage system; and a means for selectively directing air through the solar...
4258696 Passive thermal energy phase change storage apparatus  
A passive thermal energy storage cell includes a container formed of suitable material. The container is filled substantially with a supercoolable material such as ethylene carbonate or a phase...
4258695 Stored heat cooking utensil  
A stored heat cooking utensil is provided which consists of an outer container, a cooking vessel, a heat storage element, a lid for enclosing the outer container and cooking vessel, a handle for...
RE30540 Heat storage water tank  
A heat storage tank suitable for solar house heating systems. The tank includes a rigidly supported bottom panel covered with a layer of stones of substantially uniform size which are bonded...
4253983 Paraffin compositions having improved heat reservoir  
A paraffin composition that is solid at 25° C. and has an improved heat reservoir by virtue of being combined with inert solid material, wherein the paraffin composition contains from 25 to 55% by...
4252661 Heat storage medium of moistened Na.sub.2 HPO.sub.4.12H.sub.2 0 and method of a preparation thereof  
Na 2 HPO 4 .12H 2 O is prevented from deteriorating as a heat storage medium after repeated cycles of heat storage and heat withdrawal resulting from precipitation of dehydrated forms of the salt...
4250885 Method and apparatus for utilizing solar heat for heating a building  
Apparatus for utilizing solar heat for heating a building, comprising a collector, a storage unit and means for transporting heated air from the collector to the storage unit and hence to rooms in...
4250866 Thermal energy storage to increase furnace efficiency  
A forced air furnace includes a conventional fuel fired, primary heat exchanger and a secondary heat exchanger associated with the stack. The secondary exchanger includes a phase change material...
4249592 High temperature, heat storage and retrieval system  
Energy is stored by heating a salt to a temperature above its latent heat of fusion to convert the salt to a liquid state. Heat is retrieved by moving a heat transfer fluid consisting of liquid...
4248209 Coupled toroidal solar collector  
A solar collector is formed by a stack of vehicular tires for absorbing solar radiant energy. A series of conduits intercepting the upper and lower sidewall of each tire at locations spaced about...
4248204 Solar rock fireplace heating system  
A solar rock fireplace, to be connected to a forced air heating system, includes an enclosed heating chamber, a firebox where wood or other combustible material may be burned, a flue extending from...
4246466 Electric heat storage apparatus  
An apparatus for storing electrically generated heat includes a sealed container holding a bed of fusible heat storage medium, such as an alkali metal hydroxide composition, and having an expansion...
4244519 Solar heated and cooled building  
Solar heated or cooled building in which attic functions as solar energy collector, ducts are provided to convey air between attic and thermal storage chamber, two blowers, each preceded by a...
4244351 Solar collection system  
The concentration of the solute in solution in a saturated non-convecting solar pond is greatest at a lower hotter level decreases continuously toward a higher cooler level and is saturated at all...
4244350 Solar energy heat-storage tank  
An improved energy storage superheater assembly for storing heat energy rlting from solar or other types of energy. An enclosed housing includes a heat transfer means in the bottom or top which is...
4244148 Process and device for air-conditioning greenhouses  
The invention relates to a process for air-conditioning a greenhouse or the like for the cultivation of plants, due to the solar energy which is picked up during the day, wherein isothermic...
4241782 Heat storage system adapted for incongruently melting heat storage materials and congruently melting heat storage materials  
A heat storage article adapted for prevention of stratification of incongruently melting heat storage materials, such as eutectic salts, and adapted for use with congruently melting heat storage...
4240404 Heat pump having a timer activated furnace  
A heating system for a building having a conventional gas furnace which includes a combustion chamber for heating air passing from a cold-air return to a hot-air duct is disclosed. The gas furnace...
4240268 Ground cold storage and utilization  
A system for transmitting, storing and utilizing cold which includes the use of heat pipes for transmitting the winter cold to freeze the ground water storage, and two-phase flow pipes to...
4237963 Process and apparatus for control of the climatic environment of an underground enclosure including a source of extraneous heat  
Process and apparatus for control of the climatic environment of an underground enclosure having at least one source tending to emit a quantity of extraneous heat and associated with premises...
4237859 Thermal energy storage and utilization system  
A thermal energy storage and utilization system including at least a pair of especially configured liquid containing tanks interconnected by a heat exchanger for transferring thermal energy...
4237023 Aqueous heat-storage compositions containing fumed silicon dioxide and having prolonged heat-storage efficiencies  
Aqueous heat-storage compositions useful in space heating applications are disclosed which contain a phase-change material which absorbs and stores heat as it is heated above its phase-change...
4234782 Space heating using off-peak electric heat storage  
An off-peak, electric, central air heating system for buildings incorporating a heat storage material that is used to store heat generated electrically during off-peak electrical power periods and...
4234037 Underground heating and cooling system  
The present invention relates to a heating and cooling system for structures such as residential dwellings. More particularly, the heating and cooling system includes one or more conduits disposed...
4233960 Heat storage apparatus and method  
A heat storage apparatus and method including a heat storage medium encapsulated within a container and heat exchange apparatus for exchanging thermal energy with the heat storage medium. The heat...
4233959 Storage of thermal energy  
Thermal energy storage apparatus has a heat-insulating casing containing a length of flexible material extending between a pair of driven mandrels so that the material can be wound on either...
Matches 201 - 250 out of 613 < 1 2 3 4 5 6 7 8 9 10 11 12 13 >