Abstract: A heat transfer medium is provided with superb thermal conductivity. The medium is comprised of selected inorganic materials to provide an environmentally-friendly aqueous suspension to provide a revolutionary kind of heat transfer fluid.

Abstract: A heat transfer medium is provided with superb thermal conductivity. The medium is comprised of selected inorganic materials to provide an environmentally-friendly aqueous suspension to provide a revolutionary kind of heat transfer fluid.

Abstract: An electrical heating element 1 comprising at least a heater body 30 enclosing a compartment 50 having an inner surface 31 and at least one heater cartridge 10 which is inserted into the compartment 50 provides a particular uniform heat distribution if the compartment 50 is evacuated and its inner surface 31 is coated with at least one inorganic salt.

Abstract: A cooking pot with an enhanced bottom provides an enhanced heat transport from the cooking plate to the food inside the cooking pot. The bottom of the cooking pot has a hollow compartment being evacuated and coated with a blend of inorganic compounds.

Abstract: An anode 30 for an X-ray tube 10 comprising at least a stem 29 for rotary supporting the anode 30 and a disc 34, being coaxially attached to the stem 29 and having a peripheral target area 32 as target for an electron beam 27 on its frontal side, can be efficiently cooled if the anode 30 has at least one cavity extending into the disc 34 and in particular, if the cavity has a coating 50 of at least one inorganic salt.

Abstract: An X-ray tube 10 with an anode 30 comprising at least a rod shaped body with a front wall having target area 32 as target for an electron beam 27 on its frontal side provides a high intensity of X-ray radiation if the anode 30 has at least one cavity extending to the front wall, the cavity having a coating 50 of at least one inorganic salt.

Abstract: A heated roller for heating a paper web or fabric web with a cylindrical roller shell, a front side and a rear side permits a homogenous temperature on its surface if the cylindrical roller shell surrounds an inner roller shell thereby forming a ring like or at least one ring segment like hollow space between the cylindrical roller shell and the inner roller shell and if at least one heat source is inserted in the hollow space.

Abstract: An apparatus including a transfer conduit having a length and an opening therethrough; at least one thermally conductive compartment coupled to an exterior surface of the transfer conduit, the at least one thermally conductive compartment having a length dimension that extends over a portion of the length of the transfer conduit; a heating element disposed in a portion of the at least one thermally conductive compartment; and a thermally conducting material disposed in the thermally conductive compartment. A method including transferring a fluid through a transfer conduit including at least one thermally conductive compartment coupled to an exterior surface thereof, the at least one thermally conductive compartment including a heating element and a thermally conducting material disposed therein; and providing a power source to the heating element sufficient to increase the temperature of the thermally conductive compartment.

Abstract: A downhole apparatus for oil sand exploitation, including at least a casing for housing a water conduit for receiving water, at least one steam generation chamber being in fluid communication with said water conduit and having at least one steam outlet, at least one electrical heater, being thermally connected to said steam generation chamber, at least one crude oil conduit for recovering crude oil. A method including injecting steam from at least one steam generation chamber coupled to an oil recovery conduit into a reserve; and removing oil from the reserve through the conduit, wherein the least one steam generation chamber is disposed on the oil recovery conduit, and the steam generation chamber includes a plurality of heating conduits each including a heating element and a thermally conductive material therein, and at least one reservoir surrounding the plurality of heating conduits from which the steam is produced.