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| Number | Title | Issue Date |
| 7470878 | High-frequency thawing apparatus and thawing method with electrodes Thawing is achieved by applying high-frequency power to a frozen material (R) sandwiched between opposing electrodes. A thawing section of a thawing apparatus (10) includes unit electrodes (302) for a first electrode group as a former stage, unit elect... | 12/30/2008 |
| 7417204 | Cooking apparatus and method for controlling the same A cooking apparatus includes a housing including a cooking chamber, a heating unit detachably mounted in the housing, and a power connection portion for connecting the heating unit to an external power source. The heating unit can heat food when the heating unit is ... | 08/26/2008 |
| 7358469 | Apparatus for microwave heat treatment of manufactured components An apparatus for heat treating manufactured components using microwave energy and microwave susceptor material. Heat treating medium such as eutectic salts may be employed. A fluidized bed introduces process gases which may include carburizing or nitriding gases. Th... | 04/15/2008 |
| 7285759 | Baking oven A baking oven is provided with a baking oven housing with a baking chamber. The latter is divided into at least two baking zones each of them being provided with at least one own baking oven supply inlet for the feeding of dough pieces. At least one delivery outlet ... | 10/23/2007 |
| 7151382 | Apparatus and method for radio frequency power and standing wave ratio measurement A magnitude of radio frequency voltage and current, input into a load from a radio frequency power source, are measured at a single point along a transmission line. Phase difference between voltage and current is also measured. These measurements are used to compute... | 12/19/2006 |
| 7109457 | In situ processing of hydrocarbon-bearing formations with automatic impedance matching radio frequency dielectric heating A hydrocarbon bearing formation (304) which is heated using a automatic impedance matching (181) capacitive radio frequency dielectric heating (334) in situ process. Hydrocarbons or other substances natural to a hydrocarbonaceous formation may b... | 09/19/2006 |
| 7091460 | In situ processing of hydrocarbon-bearing formations with variable frequency automated capacitive radio frequency dielectric heating A hydrocarbon bearing formation which is heated using a variable frequency automated capacitive radio frequency dielectric heating in situ process. Hydrocarbons or other substances natural to a hydrocarbonaceous formation may be produced by heating specific chemical... | 08/15/2006 |
| 7081735 | System and method for bypassing a motor drive A motor control system comprising a plurality of motor controllers and a power source adapted to drive an electric motor. The motor control system comprises a switch that is selectively operable between at least a first position and a second position. In the first p... | 07/25/2006 |
| 7026590 | Low-output microwave, lighting system and flicker removing method using the same A low-output microwave lighting system includes: a rectifier for rectifying general AC power inputted through a power source unit and outputting a DC voltage; a power factor compensator for compensating a power factor of the DC voltage inputted through the rectifier... | 04/11/2006 |
| 7009159 | Induction heating apparatus having electrostatic shielding member An induction heating apparatus with high safety is provided in which leakage current is prevented from flowing to the human body and there is no possibility of an electric shock even when an electrostatic shielding member does not sufficiently perform its function. ... | 03/07/2006 |
| 6903311 | Method and apparatus for controlling an electric cooking appliance In a method and apparatus for controlling an electric cooking appliance, a boost condition is initiated by increasing the power level of one or more electric heating means (2) to a maximum power level from a previous lower power level. Elapsed time (38... | 06/07/2005 |
| 6680092 | Coating method and products obtained by same The invention concerns a method for producing high resolution patterns on a support comprising the following steps: high resolution printing of a varnish on the support; treating the support by electrolysis; washing and drying the support.... | 01/20/2004 |
| 6657173 | Variable frequency automated capacitive radio frequency (RF) dielectric heating system A food product is heated by maintaining the food product in an AC electrical field generated by an RF signal. As the heating takes place, maximum energy is delivered to the food product using automatic impedance matching to adjust the rate of the process.... | 12/02/2003 |
| 6346693 | Selective heating of agricultural products A grain containment vessel equipped with one or more antennas and a vapor extraction system is disclosed. An electromagnetic heating pattern is established throughout the grain volume elevating the bulk temperature, while an air flow is applied throughout... | 02/12/2002 |
| 6323473 | Packed food pasteurizing device and pasteurizing method A prepackaged food sterilizing apparatus for sterilizing a prepackaged food P has a high frequency generator 71. A high frequency is supplied from the high frequency generator 71 to the prepackaged food P to sterilize the prepackaged food P by dielectric ... | 11/27/2001 |
| 6303166 | Capacative dielectric heating system A food product is heated by maintaining the food product in an AC electrical field provided by an RF signal at an RF frequency that matches a Debye resonance frequency or frequencies of one or more components of the food product. As the food product warms... | 10/16/2001 |
| 6278093 | Industrial apparatus to heat foodstuffs, particularly meat-products, by means of a radio frequency oscillating electromagnetic field An industrial apparatus to heat foodstuffs, particularly meat-products, including a generator of voltage oscillating at a predetermined radio frequency and an application system to generate an electromagnetic field oscillating at a predetermined radio fre... | 08/21/2001 |
| 6247395 | High-frequency thawing apparatus An object of a high-frequency thawing apparatus is to uniformly thaw an entirety of an article with high efficiency and high-speed, particularly an article having a relatively large thickness. The apparatus is so constructed that a high-frequency power fr... | 06/19/2001 |
| 6246040 | Solid state RF generator for dielectric heating of food products A solid state radio frequency (RF) generator for dielectric heating of food products. In the preferred embodiment, a distributed oscillator comprising an array of solid state devices (e.g., MOSFETs) and a high voltage inductor drives a capacitor to produc... | 06/12/2001 |
| 6184510 | Cakeboard and methods of manufacturing and use A cakeboard useful for direct transfer of a cake from the oven, for finishing and serving, without the need for a cooling rack. The cakeboard can have a first layer of corrugated cardboard and a second layer of PET. The first layer can have its top liner ... | 02/06/2001 |
| 6023055 | Apparatus for heating prepackaged foods utilizing high frequency heating with electrodes in a sealed chamber A heating apparatus for heating a prepackaged food, is provided with a heater which heats a prepackaged food, an enclosure which defines an airtight chamber operable to accommodate the prepackaged food, and a pressure controller which controls the inside ... | 02/08/2000 |
| 5834746 | Method and apparatus for heating products by means of high-frequency electromagnetic waves The invention relates to a method for the heat treatment of meat products in a feeding element (4) by means of high-frequency electromagnetic waves, and an apparatus for the execution of the method. The invention also relates to an advantageous applicatio... | 11/10/1998 |
| 5767487 | Subatmospheric pressure cooking device A method of preparing a food product is disclosed and includes the steps of placing the food product within a cooking cavity, reducing the pressure within the cooking cavity thereby creating a vacuum within the cooking cavity, heating the food product wit... | 06/16/1998 |
| 5758015 | Methods and apparatus for electroheating food employing concentric electrodes An electroheating apparatus to continuously treating pumpable food is made up of a number of connected electroheating cells. In one embodiment, all of the cells include a pair of concentric electrodes between which the food is pumped. The electrodes are c... | 05/26/1998 |
| 5695671 | System and process for controlling dielectric ovens A control system for controlling the heating of a product in a dielectric oven comprises at least one dielectric heating circuit including an electromagnetic energy source, such as a triode vacuum tube, having an anode and a resonant circuit including at ... | 12/09/1997 |
| 5651907 | Product tray for dielectric oven A removable tray holds a product for heating in a dielectric oven. The tray comprises at least one wall defining an interior, wherein the at least one wall is made from a non-electrically conductive material, such as a polycarbonate resin having a thickne... | 07/29/1997 |
| 5652006 | Method of heat processing foodstuff A method of processing a solid foodstuff, such as a meat portion or portion of plant foodstuff, by a heating and cooling cycle in which the environmental pressure applied to the foodstuff is controlled during heating so that, at a maximum target temperatu... | 07/29/1997 |
| 5639518 | Method for manufacturing biodegradable molded articles A raw material formed by a mixture of, for example, soybean protein and water, is extruded by an extruder. Then, high-frequency electroconductive heating is performed by placing the material between a pair of electrodes and applying a voltage between the ... | 06/17/1997 |
| 5609900 | Electroheating of food products using low frequency current An electroheating cell operating at low voltage and mains frequency, i.e., 60 Hz, is effective in heating a variety of food products including liquid egg products for general processing, as well as pasteurization and sterilization. The electroheating cell... | 03/11/1997 |
| 5607613 | Electroheating of food products using low frequency current An electroheating cell operating at low voltage and mains frequency, i.e., 60 Hz, is effective in heating a variety of food products including liquid egg products for general processing, as well as pasteurization and sterilization. The electroheating cell... | 03/04/1997 |
| 5593713 | Method for cooking tortillas using very low and low frequency radio waves Cooking of dough-based food products such as corn tortillas is effected with a considerably reduced cooking time by applying to the uncooked tortilla very low and low frequency radio frequency waves simultaneously on both sides of the tortilla in order to... | 01/14/1997 |
| 5583960 | Electroheating apparatus and methods Electroheating apparatus and methods utilize a dielectric structure defining a conduit course of relatively small cross-sectional area and electrode surfaces of relatively large area so that the electrical current density in a region of the conduit remote... | 12/10/1996 |
| 5571550 | Methods for electroheating food employing concentric electrodes An electroheating apparatus to continuously treating pumpable food is made up of a number of connected electroheating cells. In one embodiment, all of the cells include a pair of concentric electrodes between which the food is pumped. The electrodes are c... | 11/05/1996 |
| 5560287 | Apparatus for making fat free potato chips A continuous process for making fat-free potato chips without using any cooking oil whatsoever. Chipping potatoes are prepared, sliced, continuously monolayered onto a conveyer and squeegeed to remove the excess starch and moisture. The slices are initial... | 10/01/1996 |
| 5556567 | System and process for controlling dielectric ovens A control system for controlling the heating of a product in a dielectric oven comprises at least one dielectric heating circuit including an electromagnetic energy source, such as a triode vacuum tube, having an anode and a resonant circuit including at ... | 09/17/1996 |
| 5553532 | Apparatus for cooking food products using very low and low frequency radio waves Cooking of food products and particularly of dough-based food products such as corn tortillas is effected with a considerably reduced cooking time by applying to the uncooked food product very low and low frequency radio frequency waves simultaneously on ... | 09/10/1996 |
| 5541392 | Product tray for dielectric oven A removable tray holds a product for heating in a dielectric oven. The tray comprises at least one wall defining an interior, wherein the at least one wall is made from a non-electrically conductive material, such as a polycarbonate resin having a thickne... | 07/30/1996 |
| 5512737 | Oven liner for dielectric oven A dielectric oven for heating a product with a tray includes a housing having an access, wherein the housing defines a heating cavity. The oven includes an oven liner which substantially conforms to the interior shape of the heating cavity and forms a lin... | 04/30/1996 |
| 5415882 | Producing extended refrigerated shelf life food without high temperature heating The present invention relates to a method of electroheating and pasteurizing liquid egg and particularly liquid whole egg so as to provide an extended refrigerated shelf life. The method utilizes generally minimum pasteurization parameters coupled with pa... | 05/16/1995 |
| 5334402 | Heat processing of a product A method and apparatus are provided for the rapid heat treatment of products, and especially gas-permeable, water-containing products such as bread dough. Baking of dough involves placing the dough within an enclosed oven or zone (1) and subjecting the do... | 08/02/1994 |
