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7617697 |
In-ground geothermal heat pump system
An in-ground geothermal heating and cooling system for a building is provided. The system can include a buried ground source heat pump, a heat exchanger, and a ground loop circuit buried to a depth...
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7578140 |
Deep well/long trench direct expansion heating/cooling system
A direct expansion geothermal heat exchange system including certain line set sizes, distances, designs, depths, and lengths, including a long trench system design, certain vapor line coverings and...
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7546873 |
Low temperature barriers for use with in situ processes
A method of forming and maintaining a low temperature zone around at least a portion of a subsurface treatment area is described. The method includes reducing a temperature of heat transfer fluid...
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7490657 |
Double-pipe geothermal water circulating apparatus
A double-pipe geothermal water circulating apparatus including an outer pipe having a geothermal water supplying strainer for infiltrating geothermal water from an aquifer and a geothermal water...
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7451612 |
Geothermal exchange system incorporating a thermally superconducting medium
A geothermal heating and cooling system is thermally coupleable to a ground coil formed from a thermal superconductor material. The system includes a heat intensification circuit, a thermal...
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7407003 |
Ground source heat exchange system
A ground source heat exchange system includes an upstream manifold and a downstream manifold. More than one heat exchange flow circuit can be connected to the upstream and downstream manifolds for...
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7377122 |
Coaxial-flow heat exchanging structure for installation in the earth and introducing turbulence into the flow of the aqueoue-based heat transfer fluid flowing along the outer flow channel while its cross-sectional characteristics produce fluid flows therealong having optimal vortex characteristics that optimize heat transfer with the earth
The coaxial-flow heat exchanging structures installed in the Earth, for facilitating the transfer of heat energy in the aqueous-based heat transfer fluid, between the aqueous-based heat transfer...
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7370488 |
Geo-thermal heat exchanging system facilitating the transfer of heat energy using coaxial-flow heat exchanging structures installed in the earth for introducing turbulence into the flow of the aqueous-based heat transfer fluid flowing along the outer flow channel
A geothermal heat exchanging system including a heat exchanging subsystem installed above the surface of Earth, and one or more coaxial-flow heat exchanging structures installed in the Earth. The...
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7363769 |
Electromagnetic signal transmission/reception tower and accompanying base station employing system of coaxial-flow heat exchanging structures installed in well bores to thermally control the environment housing electronic equipment within the base station
An electromagnetic signal transmission/reception tower and accompanying base station housing sensitive electronic equipment within an environment that is thermally controlled by a system employing...
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7347267 |
Method and apparatus for cooling flasked instrument assemblies
Method and apparatus are provided to accelerate the cooling of thermally sensitive components in a chamber of a downhole instrument assembly. In accordance with the invention, a passage is formed...
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7347059 |
Coaxial-flow heat transfer system employing a coaxial-flow heat transfer structure having a helically-arranged fin structure disposed along an outer flow channel for constantly rotating an aqueous-based heat transfer fluid flowing therewithin so as to improve heat transfer with geological environments
A coaxial-flow heat transfer system for installation in a geological environment and facilitating the transfer of heat energy between an external heat energy producing system and the geological...
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7237396 |
Ice lighting device
A lighting device for illuminating ice has a sheet of light-transmitting film located below an ice layer and coupled to a light source. The index of refraction of the light-transmitting film is...
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7234314 |
Geothermal heating and cooling system with solar heating
A sealed well direct expansion geothermal heat exchange unit, whose sealed well can be placed in ground and/or in water, consisting of a conventional direct expansion, or other heat pump, system...
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7228696 |
Hybrid heating and cooling system
A heat and cooling system having an indoor air coil subcircuit, an outdoor air coil subcircuit, a geothermal subcircuit, and a control system for selectively operating the system in air-to-air...
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7213649 |
Geothermal pipe weight
A method and apparatus for adding rigidity and weight to the piping used in geothermal wells for ground-source heat pumps enhances insertion of the piping into the wells. The weight used must be...
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7146823 |
Horizontal and vertical direct exchange heating/cooling system sub-surface tubing installation means
A sub-surface geothermal direct exchange sub-surface tubing installation means, comprising situating certain specified tubing sizes for certain specified horizontal distances and for certain...
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7124597 |
Brackish ground water cooling systems and methods
The invention includes systems and methods for using brackish ground water for air conditioning. In an embodiment, the present invention includes a method of using brackish water to provide cooling...
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7118307 |
Cooling water intake system
A cooling water intake system is configured to minimize entrainment, impingement and thermal plumes associated with the operation of onshore industrial facilities, such as a power plant, and...
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7082779 |
Geothermal heat accumulator and air-conditioning using it
A geothermal accumulator and a air-conditioning system using the geothermal accumulator, said geothermal accumulator includes a well pipe and a heat-accumulating pipe inserted within the well pipe...
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7080524 |
Alternate sub-surface and optionally accessible direct expansion refrigerant flow regulating device
A sub-surface direct expansion geothermal heat exchange unit, which can be placed in sub-surface ground and/or water, consisting of at least one smaller interior diameter refrigerant liquid/fluid...
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7077191 |
Means for maintaining the surface temperature of a playground structure within an ergonomically acceptable range
A playground structure 201 is provided herein which comprises at least one component 31 having a playing surface 41 thereon, and a heat exchange system adapted to modify the temperature of...
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7017650 |
Earth loop energy systems
Wellbore heat loop systems, fillers for bores in the systems, and methods of the use of such systems; the systems in certain aspects having a heat loop wellbore in the earth having heat loop pipe...
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7004231 |
Natural thermo carrier fluid exchange system for heat reclaim
A system including active heat balance device and fluid transmission pipelines provided inside a solid, liquid, or gaseous thermo carrier with comparatively reliable thermo reservation capacity in...
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6978826 |
Heating and cooling apparatus, building structure having heating and cooling apparatus, and method of using heating and cooling apparatus
A heating and cooling apparatus comprises a generally hollow heating and cooling tower body having a ceiling part for receiving solar heat and a columnar part for storing the solar heat received by...
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6978825 |
Device and process for the heat insulation of at least one underwater pipe at great depth
The present invention relates to a device for the heat insulation of at least one underwater pipe ( 1 ) intended to be laid on the sea bed at great depth, comprising an insulating coating...
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6932149 |
Insulated sub-surface liquid line direct expansion heat exchange unit with liquid trap
A direct expansion geothermal heat exchange unit, which can be placed in sub-surface ground and/or water, consisting of at least one insulated refrigerant liquid/fluid line, with a liquid trap at...
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6931879 |
Closed loop direct expansion heating and cooling system with auxiliary refrigerant pump
A direct expansion refrigerant-based heating and cooling system which includes a refrigerant pumping devise calibrated to ease or eliminate the pumping requirements placed upon the system's...
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6931874 |
Ice maker and a method of making ice
An ice maker for creating a layer of ice on a cooled surface, is disclosed. The ice maker has a source of de-gassed water, which may be de-gassed by being heated. A pump to pressurize the de-gassed...
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6925830 |
Well-water-type liquid cooling and heating resource system
A well-water-type liquid cooling and heating resource system of the present invention, comprises a well, an energy lift device, a discharging pump and a suction pump sequentially connected by...
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6860320 |
Bottom member and heat loops
Bottom members for a heat loop for an earth energy transfer system with a moving energy transfer fluid and heat loops with such a bottom member; the bottom member in one aspect including a body...
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6810945 |
Conditioning the air in a structure utilizing a gravel heat exchanger underneath the slab
A conditioner for the air in a structure which includes a gravel body beneath a building slab. The gravel is in thermal contact with the earth beneath the slab. The earth is a cold-sink which...
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6802360 |
Heat exchanger for the evaporation of water from pond liquid and method therefor
A floating heat exchanger for pond liquid and a method of evaporating water from the pond liquid that utilizes a mass of pipes that are floated at or just below the surface of the pond liquid with...
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6796139 |
Method and apparatus for artificial ground freezing
A ground freezing method and system which circulates refrigerated heat transfer fluid through freeze pipes in the ground at a low temperature of at least −52° C. (−62° F.) to minimize...
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6789608 |
Thermally exposed, centrally insulated geothermal heat exchange unit
A thermally exposed centrally insulated geothermal heat exchange unit, which can be placed in ground and/or in water, consisting of at least one fluid supply line and at least one fluid return...
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6772605 |
Liquid air conditioner of ground energy type
A liquid air conditioner of the geothermal energy type, includes a heat collector of the geothermal energy type, a heat exchanger, an energy lift device, a discharging pump, a returning pump, an...
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6751974 |
Sub-surface and optionally accessible direct expansion refrigerant flow regulating device
A sub-surface direct expansion geothermal heat exchange unit, which can be placed in sub-surface ground and/or water, consisting of at least one smaller interior diameter refrigerant liquid/fluid...
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6736191 |
Heat exchanger having longitudinal structure and mounting for placement in seawater under piers for heating and cooling of buildings
A heat exchanger having a set of heat exchanging coils supported in a horizontal direction. The coils operate to exchange heat in fluids provided to the coils from a source device via a supply...
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6709198 |
Irrigation system and method
An irrigation system comprising a closed-loop piping system, a portion of which is a condensing section extending on or below ground surface, and at least another portion of which is a...
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6701733 |
Air conditioning system for marine applications
A marine air conditioning system for installation on a boat has a compressor, a water-cooled condenser, and an evaporator. The compressor is directly driven by an engine used for propelling the...
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6694766 |
Power generation systems with earth heat transfer
A system for increasing efficiency of a closed-earth-loop heat pump system; for increasing heat pump efficiency by feeding relatively colder water to heat pumps when they operate in a cooling mode;...
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6691766 |
Cabinet cooling with heat pipe
An electronics cooling system in accordance with the principles of the present invention includes an electronics cabinet that is thermally connected with the ground in the vicinity of the cabinet....
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6688129 |
Geothermal space conditioning
An excavationless geothermal system for heating and cooling applications includes a potable water storage container that receives water from a water supply through a supply line and a reversible...
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6668573 |
Geothermal heat collector to collect heat for a load by accessing deep earth temperatures without drilling, trenching, or other excavation
A geothermal heat collector for heat pumps and of the type having a heat conducting fin ( 18 ) which communicates at its conducting suface ( 18 a ) with the surface of the earth ( 14 ). A heat...
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6615907 |
Stadium with ice rink channel system for heating and/or cooling
The invention relates to a stadium with an arena ( 1 ) such as an ice rink, and surrounding stand ( 2 ) for spectators, and to a channel element for a channel system in the arena ( 1 ) and the...
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6615602 |
Heat pump with supplemental heat source
A heat pump includes a compressor having an inlet and an outlet, an indoor heat exchanger and an outdoor heat exchanger, and an outdoor thermal expansion valve. The heat pump further includes an...
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6615601 |
Sealed well direct expansion heating and cooling system
A sealed well direct expansion geothermal heat exchange unit, whose sealed well can be placed in ground and/or in water, consisting of a conventional direct expansion, or other heat pump, system...
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6598416 |
Fundaments and system for generating power and portable water
Studies of the variation in latent heat of fluids with temperature and the rate of heat increase with compression were applied to thermodynamic cycles represented in columns ( 190, 193, 199 ). This...
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6585047 |
System for heat exchange with earth loops
A wellbore method which, in certain aspects, includes providing with a primary system a fluid with microorganisms, the primary system including introduction apparatus, with the introduction...
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6585036 |
Energy systems
An earth energy transfer system with a moving energy transfer fluid, the system for transferring energy for an entity, the system, in certain aspects, having apparatus and related items for...
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6581618 |
Shallow depth, low pressure gas storage facilities and related methods of use
A shallow depth, low pressure gas storage facility(s) and related methods of use are disclosed for purposes relating to a supply of gas in a gas pipeline and a supply of gas to a user. The shallows...
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