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Patent Searching and Data


Matches 451 - 500 out of 5,859

Document Document Title
WO/2003/060389A1
The invention relates to a heat source or a heat sink unit with thermal ground coupling, comprising at least one ground probe (1) arranged in the earth (3), whereby each earth probe (1) is a probe tube (2) made from several pile tube seg...  
WO/2003/056269A1
A heat exchanger having an active surface (1) over which a fluid flows to effect an exchange of heat between the active surface (1) and the fluid. The active surface (1) having a curvature which conforms substantially with at least one l...  
WO/2003/025474A1
The inventive hydrodynamic heater for fluid medium comprises a hollow flow body-heat storage element provided with pipes for connecting to pressure and return branches of a heat supply system, a centrifugal pump for supplying a heated fl...  
WO/2003/023150A1
The invention relates to a concrete pile for pile-driving in soil that is suitable for pile-driving and that is intended for forming a thermal soil storage. The arrangement of heat exchange pipes in soil, that has been provided with or a...  
WO/2003/023293A1
The invention relates to soil heat exchanger for soft soil, like and or clay, comprising a first long leg (1, 2) and in parallel with that leg a second long leg (5), which legs contain flow ways for a heat transferring liquid. The soil h...  
WO2002080216A9
A method and device for providing power to a load (11) are disclosed. A beam of free electrons is directed from a free-electron source, such as an electron gun (4, 15), into an enclosing conductive surface (2, 12). The free-electron sour...  
WO/2003/006400A1
Improved systems, methods, apparatus and compositions for generating, extracting and distributing the renewable heat energy produced by microbial decomposition of organic biomass within a contained and controlled environment. This heat e...  
WO/2003/004943A2
The invention relates to a system in which a specified quantity of gas flows through the gas pressure reactor by means of pulse transfer. The work necessary for this is only required for overcoming the frictional resistance. The state qu...  
WO/2003/001126A1
The present invention relates to a geothermal heat accumulator and an air-conditioning system using it. The accumulator comprises a well tube and an inner tube coaxial positioned for storing energy. The lower part and upper part of the w...  
WO/2002/079697A1
The invention relates to a space heating system (3) comprising a first heating subsystem (4) with at least one first heat source (5) with an integrated heat source heat exchanger, heat transfer devices (12) mounted at a distance from the...  
WO/2002/077541A1
The invention relates to the thermal use of bore holes or tubes installed for supply and disposal purposes (electricity cables, communication cables, drinking water and waste water conduits), for geotechnical purposes (ground anchors) or...  
WO2002021054A9
The invention relates to an arrangement, method and system for simultaneously using geothermal heat and obtaining water for use. Said arrangement (100) is installed in a well bore (3) and comprises a heat exchanger arrangement (12) throu...  
WO/2002/066909A1
The invention relates to the electric-power industry and can be used for producing thermal and electric energy and for measuring a temperature of a liquid or gas flow. The aim of the invention is to increase the performance of a vortex t...  
WO/2002/033332A1
An energy exchanger (2) is connected to an earth energy exchanger (18) via a flow line (10) and a return flow line (14). The flow line (10) and the return flow line (14) are both provided with a regulatable stop valve (12,16). At least o...  
WO/2002/027106A1
A structure utilizing geothermal energy capable of effectively utilizing a thermal energy in an underground constant temperature layer while using a supplementary heater and an air conditioner and natural energies such as solar heat or s...  
WO/2002/014750A1
A liquid air conditioner of ground energy type includes a collector of the ground energy type (1), a heat exchanger (2), and energy lift device (3), a discharging pump (4), a returning pump (5), an air conditioner (6), the energy lift de...  
WO/2002/014754A1
A well water cold and heat source system according to the present invention includes a well, an energy extractor, a fluid exhaust pump and a fluid suction pump which are connected by conduts. The well can supply water which has constant ...  
WO/2001/096793A1
The heat for heating water is produced by forming a vortex water flow and maintaining a cavitation condition thereof during a resonant amplification of acoustic vibrations in the flow when water having a temperature exceeding 63 °C is s...  
WO/2001/079742A1
This invention provides a gas wave pressure regulation method and apparatus (Figure 1), gaseous wave regulator (GWPR) associated with a pressure energy recovery system which may be used in the processes of petrochemical and liquid natura...  
WO/2001/079765A1
The torsion generator includes casing (1), in which at least one canal (2) is formed, whose inlet is located near to the casing (1) periphery. The longitudinal axis of the canal (2) passes on the logarithmical curve, wherein the mathemat...  
WO/2001/065672A1
The invention concerns a Foucault current braking device, comprising at least a heat exchanger for dissipating thermal energy due to Foucault currents when braking. The invention is characterised in that each heat exchanger is arranged t...  
WO/2001/063186A1
This application relates to a heat transfer apparatus and method employing an active regenerative cycle. The invention employs a working or 'active' fluid (24) and a heat transfer fluid (10) which are physically separated. The working fl...  
WO/2001/046635A1
An apparatus and method for altering the temperature of a surface of a body of water (112) is disclosed. The method includes positioning a conduit (104) underwater, dispensing substance from the conduit, and upwelling water. Another meth...  
WO/2001/038800A1
This invention, a high-speed and high-pressure injection heat-generating device, enables the liquid injected at a high speed and under a high pressure to become heated by the force of the friction and resistance generated from the collis...  
WO/2001/004550A1
The invention relates to a device for utilizing geothermal heat comprising at least one first channel (10) through which a working material (12) is conducted downward into the interior of the earth and comprising at least one second chan...  
WO/2000/078569A2
A heat generator for reducing emissions from motor vehicles comprises a permanently magnetised, disc-shaped rotor (9, 12, 13); a stator (20, 22, 23), which is axially separated from the rotor and in which the rotor induces electric curre...  
WO/2000/077460A1
An energy converting apparatus is disclosed which has a configuration for driving a compressor (20) by a drive force from a motor (10) to compress a fluid such as gas or liquid, generating impulse waves from the compressed fluid while fo...  
WO/2000/073617A1
The inventive drill has its own drive mechanism. As a result, said drill can be driven in using the water column to which it is subjected. This provides a very economical means of extracting hot water whereby water is guided under the ea...  
WO/2000/054354A1
Thermal efficiency of a fuel cell facility (1) depends on the amount of useful heat generated per quantity of fuel. The heat radiated from the fuel cell facility (1) into the environment is lost and cannot be utilized. The invention rela...  
WO/2000/053444A1
A heat generator for vehicle, having a partitioned operating chamber provided therein comprising a heating area (7) storing a rotor, a viscous fluid storage area (8), and a boundary opening (9) having a relatively large opening area to a...  
WO2000008666A9
The method and apparatus provides a voltage gain as well as for generating energy. The anomalous lack of repulsion observed between unbound electrons (54) is exploited by the apparatus which includes an electron gun (9) and a capacitor (...  
WO/2000/046500A1
The invention relates to the development of recyclable resources, wherein a heat accumulator is built underground. Due to the heat capacity and the insulation of the soil, nature heat and cold is accumulated. By the heat accumulator, rec...  
WO/2000/042362A1
The invention aims at providing a heating system apparatus with reinforced heat by utilizing heat fluctuations, converting electrical power into enhanced thermal energy and using conventional electrical motors (3, 23) and hydraulic recip...  
WO/2000/037862A1
The present invention relates to heat exchanger to be introduced in a bore hole in rock, loose earth or the similar. According to the invention the heat exchanger comprises a first tube (1) having a circular cross-section and a second tu...  
WO/2000/036343A1
The invention relates to a soil heat exchanger comprising at least one deep, cylindrical hole (1) in the soil and a heat transferring liquid circulating in a closed system with a central, heat-insulated leg (2) and a surrounding outer le...  
WO/2000/028265A1
The invention concerns a thermodynamic device comprising: 1) a chamber (9) serving to heat/cool the main coolant (I) passing from the input (i) up to the output (4); (ii) a countercurrent heat exchanger (5) wherein the spent working flow...  
WO/2000/014452A1
As a supplement to this inventor's prior U.S. Patent 5,727,621, this invention provides, in the combination with that patent, the additional concept of a terminal receiver means (64). It provides appropriate cleansing and testing feature...  
WO/2000/009809A1
The invention relates to a plank heater for finishing machines. When paving asphalt, the plank of finishing machines has to reach a certain temperature to prevent the asphalt from adhering thereto. According to preart, the plank is heate...  
WO/1999/053985A1
This invention is a disposable active humidifier used in conjunction with mechanical ventilation of a patient, having a cartridge (1) which forms a humidification chamber (2) which is delimited by an inlet (3), an outlet (4), and can be ...  
WO/1999/043922A1
The invention relates to a safety seal for wells. In accordance with the invention the safety seal comprises, in combination, a lid (7) having a face turned towards the well hole wall, and a string (20) of a material that swells upon its...  
WO/1999/011478A1
A heat generator, in which out of gaps between a wall surface of a heat generating chamber (32) and an outer surface of a rotor (37), a liquid-tight gap with a spacing capable of ensuring heat generation effectively usable upon rotation ...  
WO/1999/010971A1
The heating device as suggested presents a housing (1) with an internal containment (31). It also presents two elements which rotates relative to each other around one axle, one of which is provided with permanent magnets (25), whereas t...  
WO/1999/005416A1
The water in a closed loop geothermal system (10) is caused to flush the system by reverse flow of water in and through the system (10). This provides a 'well-to-well' full reversal of the water flow, thus permitting the factor of a prim...  
WO/1999/005415A1
A geothermal energy installation and system (10), in which the field of potable water (12) is utilized by a secondary conduit system (32) to route potable water (12) from an inlet (18) in the user's line (16) coming from the potable wate...  
WO/1998/051974A1
Subject of the invention is a process for utilizing vacuum energy in liquids, where the liquid is kept under forced flow and steam-bubbles are formed in the liquid. The liquid is parted into a phase free of steam bubbles and a phase rich...  
WO/1998/046945A2
Disclosed is a heating device comprisinga heat exchanger (1) with a pump (3) connected to its outlet (7). A heat generator (2), comprised of a body and a tube (24), is connected to the inlet (8) of said heat exchanger. The working fluid ...  
WO/1998/046969A2
Disclosed is a tubular vortical device comprising a vortex generator (1). The action of a rotor (39) provides a working fluid medium inside said vortex generator with a higher energy level and the working fluid medium proceeds therefrom ...  
WO/1998/046970A2
Disclosed is a tubular vortical device, comprising a vortex generator (1) supplied with a working medium by means of a supply pipe (12). A central cold flow is drawn from one side of a vortex formation chamber (3) through a diaphragm ori...  
WO/1998/033671A1
A double-end piston is contained in a cylinder bore formed so as to communicate with a chamber in which a swash plate (24) is contained, in an inner cylinder forming a cylinder block. The swash plate is integratedly rotatably supported i...  
WO/1998/014737A1
The present invention relates to a method for converting the energy of a liquid flow into thermal energy, wherein said method comprises creating an ultrasonic flow mode in a dual-phase liquid flow. The dual-phase flow is then slowed down...  

Matches 451 - 500 out of 5,859