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WO/1997/008002 |
There is provided a viscous heater which can positively prevent the leakage of viscous fluid even after a service life. A shaft sealing device (10) is provided in a housing (28) that seals a driving shaft (12) between a heat generating c...
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WO/1997/000179 |
A heater for the cooling water of an internal combustion engine equipped with a cooling water pump has a housing (6) and a rotor (19) located in the housing (6). Housing and rotor are rotated in opposite directions by the engine. The vis...
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WO/1996/041769 |
A system (10) and method for electrolyzing and/or heating a liquid electrolyte (59) containing water having a conductive salt in solution and for producing excess heat within the water for use. An electrolytic cell (12) includes a non-co...
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WO/1996/041104 |
A system (10) for the generation of electricity from geothermal energy relies on using endothermic reactions at the bottom of a well (12) to capture and store geothermal heat, and exothermic reactions at the top of the well (12) to relea...
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WO/1996/033794 |
Improved methods and systems are provided for transferring heat in a combustion system. The methods and systems provide for alternately exposing a reducing (60) and a gas containing molecular oxygen (88) to an unmixed combustion catalyst...
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WO/1996/033374 |
Disclosed are a method and apparatus for heating a liquid using mechanical vibrations. The liquid is introduced into a cavity (1) in a rotating wheel (2) and expelled into an annular chamber (4) formed by the wheel and stator (7), passes...
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WO/1996/032531 |
Steam (preferably clean steam) having less noncondensible gases than steam produced by conventional black liquor flashing is produced from hot black liquor from a digester of a pulp mill. A heat exchanger (19) is utilized and the hot bla...
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WO/1996/029844 |
The invention concerns a heating device (10) for heating a solid or liquid medium (11). Disposed on the periphery of a rotor (15, 18) are a plurality of permanent magnets (22, 24) which generate a magnetic field in the region of which th...
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WO/1996/029845 |
The invention concerns a device (10) for heating a solid or liquid medium (11), the device having a rotating part (15, 18) with, disposed round its circumference, several permanent magnets (22, 24) which generate a magnetic field in whic...
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WO/1996/025990 |
A liquid vaporizer (100) includes a stack of coaxially aligned, thermally conductive, thin, flat disks (120) having different diameters. The larger diameter disks (140) each include at least one aperture and preferably a plurality of clo...
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WO/1996/023181 |
A hole in the earth for transferring geothermal energy from the earth around the hole to an energy carrier fluid which is introduced into the hole. According to the invention the lower ends (7, 8) of at least two substantially vertically...
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WO/1996/020377 |
The proposed method of obtaining energy involves feeding a liquid phase substance into a treatment zone where cavitation bubbles are created in the substance by producing a fluctuating pressure with constant and variable components based...
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WO/1996/011366 |
Materials of all kinds are converted and their intrinsic energy released and applied to the container walls as heat by one or more light sources in an airtight container. The heat can be used to produce stema, hot water, heating water an...
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WO/1995/033968 |
The present invention relates to a fluid heating system (10) to be used in connection with a boiler or the like and more particularly relates to a heat exchanger type device which can supply a large quantity of hot fluid such as water wi...
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WO/1995/030864 |
In a borehole (2), a pump (22) at the bottom end of a flow duct (20) is surrounded by a shroud pipe (18) which terminates at a distance (a) from the bottom (8) of the bore-hole (2). Extending radially around the outside of the shroud pip...
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WO/1995/023942 |
The application concerns a method and a device for producing heat energy by contacting water with hot oil in a reaction vessel (11), which leads to a violent reaction outputting a flame-like eruption of very hot gases, the generated heat...
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WO/1995/015466 |
The thermal extraction system and method utilizes a geothermal heat source to provide thermal energy at the surface by drilling a bore hole (12, 41, 42, 72, 102) into the geothermal heat source and equipping the bore hole with a casing (...
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WO/1995/014896 |
In the process of the invention, oil is circulated in a sub-oil installation (8) in an open circuit and thus heated owing to the movement and the heat losses from the individual components in such a way that the energy stored in the oil ...
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WO/1995/013508 |
It is disclosed a device for conversion of kinetic energy from an external source, e.g. wind or flowing water, into thermal energy, by means of internal friction in a liquid. The device comprises a pump (2) connected to a shaft (10) rece...
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WO/1994/027097 |
In the heating process, especially for dwellings, using a powdered or granulated mixture of plastic and a stabiliser which is fluidised in a dry mixer with air, whereby water circulating in a heating circuit flows around the outer wall o...
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WO/1994/021889 |
A first aspect of the invention provides a method of extracting fluid from a reservoir (7) of said fluid comprising the use of geothermal energy. Preferably, the method comprises the drilling of a well (1) into an area of geothermal ener...
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WO/1994/018510 |
An improved ground source heat pump system wherein the subterranean piping installation comprises modular heat exchange units. Each modular heat exchange unit (36, 38, 40) comprises a plurality of parallel secondary or branch conduits (5...
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WO/1994/018121 |
A silica product preferably obtained from geothermal water, its uses (e.g. with paper) and preparation. It has a tertiary aggregate structure (preferably of Type I, II or III as defined in EP 0396242) with an average secondary particle d...
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WO/1992/018815 |
A device for tapping and converting thermal energy. A method and a device are provided for tapping thermal energy from any source or deposit regardless of its temperature, wherein a refrigerating device for absorbing calories from withou...
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WO/1991/019139 |
The invention relates to a process for using thermal energy potentials, in particular with small temperature differences between each other, or mechanical energy potentials, in particular environmental energy carriers such as sea current...
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WO/1991/018205 |
The device proposed has a pipe (3) sunk into the Earth's crust and designed to convey to the surface a fluid heated by geothermal energy, possibly in vapour form. The device also has a second, outer, pipe (2) surrounding the conveyor pip...
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WO/1991/003690 |
The Hot-Weak-Rock process avoids the technical limitation of the Hot-Dry-Rock process that, from a given depth, the shear forces building up in the rock for releasing the heating area through hydro-frac cannot be overcome. The hot-weak-r...
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WO/1990/011446 |
The Omega power station (14) is a fixed power installation which converts electro-spiritual reality-defined elementary energy, known for short as Omega energy, into thermal energy through its concentration. Omega energy is linked with ev...
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WO/1990/008862 |
A building (1) where steel plates (2, 8, 9) are used partly as heat transporting elements to and from the heat magazine and constant heat area of the earth and partly as load-bearing elements. The steel plates (2, 8, 9) maintain a signif...
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WO/1989/012728 |
An in-well heat exchange method for improved recovery of subterranean fluids with poor flowability. The method includes conducting a fluid from a subterranean formation (F) through a well in fluid communication therewith to the surface, ...
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WO/1989/001114 |
An impeller (10) for frictionnaly heating liquid is arranged that upon rotation thereof in a liquid reservoir, liquid is forced from the exterior of the impeller (10) through passages (20) having restricted orifices (24) therein to an in...
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WO/1988/009468 |
A binary compression heat pump or refrigerating machine comprises a degasser (12) connected in a solution circuit to a resorber (20) through a branch line (18) with at least one incorporated solution pump (36) and a second branch line (3...
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WO/1988/007652 |
Reservoirs for liquids, essentially provided with several, or at least one means of generating energy, capable, for example, of being heated by solar radiation with a supply of thermal circulation heat, by the incineration of rubbish, wi...
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WO/1988/007507 |
A process for aerobic, fermentative hydrolysis, in particular for composting organic materials (1), is carried out in a closed container (5). Fresh air (7, 26) is fed into the organic materials (1). The warm moisture-laden outgoing air (...
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WO/1988/007161 |
The invention relates to a method for recovering latent heat from a heat transfer medium comprising a mixture of water and alcohol, which is circulated through a closed system through a heat collector and a heat exchanger for heat exchan...
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WO/1988/007159 |
An installation for the exploitation of atmospheric and terrestrial heat comprises a solid absorber (5) with storage capacity, located in the open, having a heat-withdrawal/heat-exchanger system built on grown soil for withdrawing heat f...
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WO/1988/007160 |
To produce an outgoing or incoming heat flow in a body of low thermal conductivity less than 20 W/mK (5) and of finite or quasi infinite size, a device (20) is connected thermally on at least part of its surface to a monobloc (5) having ...
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WO/1988/002461 |
A heating system of the portable, installed or other type in which the heat source is an apparatus in which a body of liquid is heated by friction produced in the liquid by a rotating body (30) immersed in the liquid and the heated liqui...
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WO/1987/007676 |
A thermodynamic cycle with a gaseous working medium which is alternately compressed and expanded, in which a working medium is used that at the higher temperature following compression experiences an increase in volume as a result of che...
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WO/1987/007000 |
The hydraulic friction heat generator (26) has a cylindrical housing (56) through which passes a motor driven drive shaft (28) along the longitudinal axis. A plurality of discs (98, 98A) are mounted on the shaft. Each disc has two or mor...
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WO/1987/002121 |
A heat-carrying fluid is circulated through an air-permeable screen for cooling said screen. Then, ice is formed on the surface of the screen due to the humidity of the air. The circulation of the fluid is interrupted periodically while ...
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WO/1987/000716 |
Method and apparatus for video holographic generation, and for generating television signals of a visual scene for viewing in three dimensions and holographic reproduction, comprises one or more conventional cameras (14). Synchronizing b...
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WO/1986/000124 |
Geothermal energy is recovered from an underground zone of relatively hot strata via a borehole into which is inserted a heat pipe system containing a working fluid, the heat pipe system comprising an assembly of two tubes (2, 3) in conc...
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WO/1985/003994 |
Method and deep well for extracting geothermal energy wherein the geothermal energy is extracted from the well depth by a heat conveying agent and transported to the surface. After extraction of the heat, the heat conveying agent is retu...
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WO/1985/002458 |
Method and equipment for the utilization of the freezing heat contained in water as a source of heat of a heat pump. The water flow to be utilized as the source of heat is evaporated in one or several stages (4) at such a low pressure th...
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WO/1985/001791 |
The invention relates to heat treating machines. It relates to a machine of the in line type which comprises a tunnel (1), displacement means (2) for conveying the articles or products to be heated from the inlet of said tunnel to its ou...
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WO/1985/000878 |
A tubular heat exchanger submerged to the bottom (2) of a body (1) of water comprises at least one tubular member (3) through which there is intended to flow a liquid heat carrier (11) whose inlet temperature is lower than the freezing p...
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WO/1985/000420 |
Method for tempering a liquid and device for implementing such method, wherein the heating of the liquid is carried out by acoustic waves (ultrasounds) and wherein the temperature measurement is effected by a probe immersed into the liqu...
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WO/1984/001815 |
Solar collector arranged to heat a heat-conveying fluid, said collector comprising a heat absorption wall (1) comprised of at least two panels (6, 7) inclined with respect to each other to form a dihedron and at least one conduit (4) for...
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WO/1984/000410 |
A flameless nitrogen liquid to gas converter for providing high pressure nitrogen gas to treat oil and gas wells. A diesel engine prime mover (14) drives hydraulic pumps (16, 18) and motors (20, 22) to pressurize nitrogen and actuate a c...
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