10results about "Endless core furnaces" patented technology

A microwave process and apparatus for processing ore, including a supply of reaction gases from Unipolar electrolysis, which provides an efficient and economical source of reaction gases The process and apparatus includes a reaction gas microwave pre-heat zone to pre-heat the reaction gases to a first temperature prior to input into a main reactor body where the temperature is raised to a higher second temperature to melt the ore and process it into desirable products, such as green steel in an energy efficient manner with reduced emissions.

In one embodiment, a method for producing a high-purity copper alloy includes the steps of providing raw materials to a melting furnace and melting the raw materials. The method further includes the step of bubbling an inert gas into the molten copper alloy to form a high-purity copper alloy. In one embodiment, the raw materials have a composition configured to form a molten copper alloy containing at least 50% by weight of copper, and the melting furnace is configured to rotate around a central axis. The embodiment also covers apparatus for producing a high-purity copper alloy and a method for manufacturing the apparatus.

This invention provides a cooking device, relating to the field of household appliance technology. The cooking device includes a control panel; a coil for generating an alternating magnetic field; and a non-magnetic conductor, which is disposed on the side of the control panel facing the coil, or on the side of the control panel away from the coil, and is configured to generate heat in the alternating magnetic field. The cooking device provided by this invention is applicable to cookware made of different materials, exhibiting high applicability.

The present invention relates to silicon wafers and epitaxial silicon wafers. Silicon wafers are provided in which the dopant is phosphorus, the resistivity is 1.2 mΩ-cm or less, and the carbon concentration is 3.5 x 10 15 atoms / cm 3 or more. The carbon concentration near the surface of the silicon wafer is reduced by 10% or more compared to the center depth of the silicon wafer.

The present invention relates to a continuous casting furnace (10) for melting non-ferrous metals, in particular for jewellery making, comprising a supporting frame (11) on which there are arranged a melting and casting head (12), a pulling unit (13) for the extraction of a profile (P) descending from said melting and casting head (12), and a cabinet (14), said cabinet (14) containing an electric generator unit (15), a hydraulic cooling unit (16), an inert gas circuit (17), and comprising an electronic control unit (U). The pulling unit (13) comprises two pairs of shaped drive rollers, respectively a first pair of upper shaped drive rollers (71, 72) and a second pair of lower shaped drive rollers (73, 74), a first upper shaped roller (71) and a first lower shaped roller (73) being mounted on a first horizontally moving slide (75), while the second upper shaped roller (72) and the second lower shaper roller (74) are mounted on a second horizontally moving slide (76), said first slide (75) and second slide (76) being slidable on respective horizontal guides (81, 82) towards and away from each other.

This invention provides a high-frequency excitation heating device and a method for manufacturing iron cores for stationary equipment that are suitable for the practical application of annealing by high-frequency excitation. [Solution] A high-frequency excitation heating device comprising a first core support member disposed on the inside of the core, a second core support member disposed on the outside of the core, and a fastening member that fastens the first and second core support members together while insulating them, wherein the first and second core support members are non-annular, and a high-frequency induction coil disposed around the first and second core support members and the core, a power supply that supplies AC power, a function generator that generates AC, and a program regulator that generates control signals to command the function generator, a temperature sensor in either the first or second core support member, the measured value of the temperature sensor being input to the program regulator, and the program regulator providing feedback control of the AC power according to the measured value of the temperature sensor.

The present invention relates to a continuous casting furnace structure (10) for melting non-ferrous metals, in particular for jewellery making, comprising a supporting frame (11) on which there are arranged a melting and casting head (12), a pulling unit (13) for the extraction of a profile descending from said melting and casting head (12), and a cabinet (14), said cabinet (14) containing an electric generator unit (15), a hydraulic cooling unit (16), an inert gas circuit (17) and an electronic control unit. In particular, the head (12) is removably mounted on a support shelf (31) of said supporting frame (11).

There are provided a magnetic field generation device and a molten metal stirring system capable of generating a magnetic field having sufficient strength while excelling in heat dissipation and generating a small amount of heat. A magnetic field generation device 1 according to an embodiment includes a plurality of iron cores 11 arranged at gaps from each other, coils 21 and 22 for energizing an R-phase current, coils 23 and 24 for energizing an S-phase current, and coils 25 and 26 for energizing a T-phase current. The magnetic poles 11a to 11f of each iron core 11 are arranged along a predetermined direction to constitute first to sixth magnetic pole groups, respectively. The coils 21 to 26 are wound around each of the first to sixth magnetic pole groups.