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| Number | Title | Issue Date |
| 7928348 | Electromagnetic device with integrated fluid flow path Electromagnetic components are provided with a heat exchange mechanism. For example, a fluid-cooled electromagnetic field-functioning device, such as a motor, generator, transformer, solenoid or relay, includes one or more electrical conductors. A monolithic body of... | 04/19/2011 |
| 7755008 | Electrical energy generating apparatus An electrical energy generating apparatus includes a hollow pipe, permanent magnetic fluid held in the hollow pipe, a ferrite film wrapped around the hollow pipe, a heat source receiving device joined to a portion of the hollow pipe, and an induction coil wound arou... | 07/13/2010 |
| 7718935 | Apparatus and method for inductive heating of a material in a channel Apparatus and method for inductive heating of a material located in a channel. In one embodiment, the heating assembly comprises an interior coil, an exterior sheath inductively coupled to the coil, a dielectric material disposed between the coil and sheath, and a c... | 05/18/2010 |
| 7573009 | Controlled magnetic heat generation A magnetic heater is provided having a conductive member and a first magnet assembly comprising a frame and at least one magnet disposed a distance adjacent the conductive member, wherein the first magnet assembly and the first frame are adapted to rotate relative t... | 08/11/2009 |
| 7446288 | Device including inductively heatable fluid retainment region, and method A device is provided that comprises one or more fluid retainment regions each having at least one wall, and one or more loops in heat-transfer communication with the at least one wall. Each of the loops can comprise an electrical conductor that surrounds the same or... | 11/04/2008 |
| 7432479 | Method and apparatus for inductive heating of a food container Heating devices and methods which are particularly useful in vending machines for hot Foods. Foods such as beverages contained in individual containers such as cans are rapidly heated to serving temperature by induction heating for delivery to a customer. Various ty... | 10/07/2008 |
| 7420144 | Controlled torque magnetic heat generation A magnetic heater is provided having a conductor assembly and a magnet assembly. The magnet assembly is adapted to rotate relative to the conductor assembly about an axis so as to induce eddy currents in the conductor assembly when relative motion is produced betwee... | 09/02/2008 |
| 7414227 | High frequency heating device with steam generating function The object of the present invention is to achieve a high frequency heating apparatus having a steam generating function that can implement simplification and miniaturization of the construction of a steam supply mechanism by omitting dedicated pump means for supplyi... | 08/19/2008 |
| 7410611 | In-line method and apparatus to prevent fouling of heat exchangers The present invention relates to a method and apparatus for the prevention of fouling of process streams by the application of electric charge on process components. The electric charge may be attractive or repulsive to the foulants, they may be constant or variable... | 08/12/2008 |
| 7372007 | Medium voltage heater element An electrical heater bundle has heater elements, each including a metal tube, an electrical resistance coil within the tube, a conductor pin connected to the coil and protruding from an end of the tube, and an electrical insulation powder surrounding the coil within... | 05/13/2008 |
| 7359219 | Power supply A power supply, including a step-up converter, a resonant converter, and control unit. The step-up converter is connected to the resonant converter; the step-up converter and the resonant converter are each connected to the primary control unit. ... | 04/15/2008 |
| 7347054 | System for heating tanks of liquefied gas by induction The invention relates to a system for delivering gas stored in a vessel in liquefied form, said vessel having in its lower part a liquefied phase of said gas and in the upper part a gaseous phase of said gas, which vessel includes a means for connecting to a means f... | 03/25/2008 |
| 7339143 | Expanding system using plasma discharge The present invention relates to an expansion system using a plasma discharge in which in which a charged electric energy is fast discharged, so that a high pressure is generated within liquid based on an impact wave, which can be used in various industrial fields a... | 03/04/2008 |
| 7339144 | Magnetic heat generation A magnetic heater is provided having a conductor assembly and a magnet assembly. The magnet assembly is adapted to rotate relative to the conductor assembly about an axis so as to induce eddy currents in the conductor assembly when relative motion is produced betwee... | 03/04/2008 |
| 7326891 | Steam generation apparatus using induction heating and oven including the same A steam generating apparatus, and an oven including the same. The apparatus includes a water tank adapted to enable convenient cleaning, and is adapted to heat water in the water tank via an induction heating method to generate steam rapidly. The water tank is provi... | 02/05/2008 |
| 7323667 | Curie temperature thermostat for a eddy current heating device and method The device and method are used for controlling eddy currents generated by an electro-magnetic heater having at least one magnetic field producing element. To control the heater, a source of heat is used to heat a Curie temperature material, located adjacent to the m... | 01/29/2008 |
| 7291817 | Scan induction heating An apparatus and process are provided for scan induction heating of a workpiece. The workpiece is moved through an inductor to inductively heat treat features of the workpiece with electric power of varying frequency and duty cycle to control the magnitude of electr... | 11/06/2007 |
| 7288749 | Electrical heating device and method of its manufacture An electric heating device based on a ribbon of crystalline metal foil with high specific resistance, which is additionally treated to increase its plasticity and/or additionally coated with a mold release agent to enhance compatibility of the ribbon and insulating ... | 10/30/2007 |
| 7217685 | Cleaning and decontamination formula for surfaces contaminated with prion-infected material A method of treating the surfaces of medical instruments which are contaminated with prions includes contacting the surface with a composition containing a source of peroxide ions, such as hydrogen peroxide, at a molar concentration of at least 1.5M peroxide (equiva... | 05/15/2007 |
| 7211773 | Conveyance and forming apparatus A conveyance apparatus comprises a transformer having a core, a primary coil connected to an alternate power source and a secondary coil connected to an output coil, a holding section including a conductive member for heating fluid by high frequency induction heatin... | 05/01/2007 |
| 7182321 | Safety device for a humidifier The present invention is directed to control method for supplying water in a humidifier. In a conventional humidifier, when the water level in the base of the humidifier is lowered to the ON/OFF critical region, with the vibration of the water level, the floating ba... | 02/27/2007 |
| 7129451 | Microwave oven The present invention relates to a microwave oven. According to the present invention, a fixed heater 41 is installed on a ceiling of a cavity 31 of a microwave oven, and a pivotable heater 43 is installed to pivot upward and downward on its low... | 10/31/2006 |
| 7069640 | Method of making an inductor coil unit including steps of pouring resin between frames, and said coil unit A method of manufacturing a coil unit includes the first step of disposing a coil between a first frame and a second frame, the second step of pouring liquid resin into between the first frame and the second frame with the coil disposed therebetween, and the third s... | 07/04/2006 |
| 7070743 | Induction-heated reactors for gas phase catalyzed reactions Elevated temperature, gas-phase, catalyzed processes for preparing HCN in which induction heating is used as a source of energy, and novel apparatus for carrying out said processes. ... | 07/04/2006 |
| 7041944 | Apparatus for inductive and resistive heating of an object An apparatus for heating a flowable material comprises a core having a passageway formed therein for the communication of the flowable material, and an electric element coiled in multiple turns against the core in a helical pattern. The electric element, in use, hea... | 05/09/2006 |
| 7034264 | Heating systems and methods utilizing high frequency harmonics Heating systems and methods for inductive heating or a combination of resistive and inductive heating. A heater coil is inductively coupled to an article and a current signal is supplied to the heater coil. The heater coil generates a magnetic flux, based on the app... | 04/25/2006 |
| 7034265 | Device and method for cleaning microwave devices Cleaning a microwave device, in particular for drying print substrate in a printing machine, with a microwave source providing an irradiation field and a resonator chamber, wherein a microwave-penetrable material on the inside surfaces of the resonator chamber for f... | 04/25/2006 |
| 7034263 | Apparatus and method for inductive heating A system and method for inductive heating, in which a power source provides current pulses with high-frequency harmonics to a heater coil, the coil generating a magnetic flux for inductive heating of an article. The high-frequency harmonics enhance a relative propor... | 04/25/2006 |
| 7022952 | Dual coil induction heating system A dual coil induction cooking system and method for heating ferrous and non-ferrous cooking vessels. The system includes a first resonant circuit for inducing a current in a ferrous metal cooking vessel at a first frequency and a second resonant circuit, wired in a ... | 04/04/2006 |
| 6967315 | Method for vaporizing a fluid using an electromagnetically responsive heating apparatus A method of microbially decontaminating at least one of a defined area and an item within the defined area. The method includes the steps of (a) inductively heating a block comprising an electrically non-conductive material and an electromagnetically responsive mate... | 11/22/2005 |
| 6907796 | Temperature-controlled injector for a chemical analysis unit The invention relates to a temperature-controlled injector for a chemical analysis unit, in particular a gas chromatograph, comprising an injector tube, which can be received by a receiving tube, having a cooling system, which surrounds the receiving tube, through w... | 06/21/2005 |
| 6906296 | Electromagnetically responsive heating apparatus for vaporizer A vaporizer heating apparatus is comprised of electromagnetically responsive material and electrically non-conductive material. A antimicrobial fluid to be vaporized, such as water or hydrogen peroxide solution, is supplied to the heating apparatus where it is conve... | 06/14/2005 |
| 6787742 | High-frequency induction heating device A high-frequency induction-heating device preferably comprises an introduction part which introduces a gas to be treated; a pyrolysis part which pyrolyzes the gas to be treated; an induction heating coil provided around the outer circumference of the pyrolysis part ... | 09/07/2004 |
| 6781100 | Method for inductive and resistive heating of an object A method and apparatus for temperature control of an article is provided that utilizes both the resistive heat and inductive heat generation from a heater coil. ... | 08/24/2004 |
| 6734405 | Vaporizer using electrical induction to produce heat An induction coil (36) generates a magnetic field which induces current in an induction vessel (28). The induction vessel is heated by the current and supplies the heat to a passage (34) within the vessel. A liquid to be vaporized, such as water... | 05/11/2004 |
| 6734401 | Enhanced sample processing devices, systems and methods Devices, systems, and methods for processing sample materials. The sample materials may be located in a plurality of process chambers in the device, which is rotated during heating of the sample materials. ... | 05/11/2004 |
| 6717118 | Apparatus for inductive and resistive heating of an object An apparatus for heating a flowable material comprises a core having a passageway formed therein for the communication of the flowable material, and an electric element coiled in multiple turns against the core in a helical pattern. The electric element, in use, hea... | 04/06/2004 |
| 6693263 | Convection type brazing apparatus for metal workpieces The invention provides a convection type brazing apparatus for metal workpieces such as aluminum, copper, iron and so forth that enables uniform heating of the metal workpieces to prevent deformation of the workpieces and can shorten a heating time to ach... | 02/17/2004 |
| 6681998 | Aerosol generator having inductive heater and method of use thereof An aerosol generator includes an induction heating arrangement to vaporize fluid contained in a fluid passage. The vapor is then expelled from the fluid passage into the air creating a mist that forms the aerosol. The aerosol generator includes an excitat... | 01/27/2004 |
| 6674054 | Method and apparatus for heating a gas-solvent solution This invention provides a method of quickly heating a gas-solvent solution from a relatively low temperature T1 to a relatively high temperature T2, such that the gas-solvent solution has a much higher dissolved gas concentration at temperature T2 than co... | 01/06/2004 |
