Patents
Sitemap › H05 - Electric techniques not otherwise provided for › H05B - Electric heating; Electric lighting not otherwise provided for › H05B 6 - Heating by electric, magnetic, or electromagnetic fields
Patents for H05B 6 - Heating by electric, magnetic, or electromagnetic fields (31,446)
12/1990
12/19/1990EP0402990A1 Device for recuperating by fusion the metal constituting a fusible core
12/19/1990EP0402819A2 High-frequency heating device and method
12/19/1990CN2067883U Induction type electrothermal clothes
12/18/1990US4979182 Device for positioning and melting electrically conductive materials without a receptacle
12/18/1990US4978826 High frequency oven with plural heating levels and an improved efficiency of power transfer
12/18/1990US4978825 Thermoplastic composite induction welder
12/18/1990CA1278047C Microwave cooking apparatus
12/13/1990WO1990015536A1 Selective reheating device for food products
12/13/1990WO1990015515A1 Process and device for irradiating material containing or mixed with water with microwave energy
12/13/1990WO1990015468A1 Electromagnetic pump
12/13/1990CA2057931A1 Selective reheating device for food products
12/12/1990EP0401697A2 Power supply for operating a magnetron
12/12/1990EP0401325A1 Roller with rotary shell.
12/12/1990EP0401207A1 Non-invasive temperature monitor.
12/12/1990CN1047777A Device for sintering insulated copper wire using induction heating
12/12/1990CN1010799B Microwave apparatus
12/12/1990CN1010743B Display apparatus for heating cooker
12/11/1990US4977302 Browning utensil for microwave ovens
12/11/1990US4977301 High-frequency heating apparatus using frequency-converter-type power supply
12/11/1990CA1277717C Means and methods for heating semiconductor ribbons and wafers with microwaves
12/09/1990CA2018456A1 Electromagnetic pump
12/06/1990DE3918297A1 Safety switch for microwave cooker - is arranged in magnetic circuit of mains transformer so that circuit is interrupted when door of cooker is opened
12/06/1990DE3918095A1 Inductive HF heating system - has matching transformer mounted between HF generator and inductor and prim. windings of transformer in series and sec. windings
12/05/1990CN1047432A Frame construction for microwave oven and the like
12/04/1990US4975555 Microwave oven with timer device
12/04/1990US4974503 Apparatus for irradiating food products
12/04/1990CA1277202C Self-regulating valve
11/1990
11/29/1990WO1990014743A1 Apparatus for and method of induction-hardening machine components
11/28/1990EP0399928A1 Cold crucible with bottom emptying
11/28/1990EP0399599A1 Apparatus for making a tightly closed loop of a tape of thermoplastic material around an object
11/28/1990EP0399269A1 Method and device for pasteurising and precooking raw pizza bases
11/28/1990EP0399093A2 Cooking system
11/28/1990CN1010650B Heating apparatus which uses microwave energy
11/27/1990US4973825 Circulation fan for baking ovens
11/27/1990US4973811 In situ decontamination of spills and landfills by radio frequency induction heating
11/27/1990CA1276986C Inductive edge heater
11/25/1990CA2017480A1 Apparatus for making a tightly closed loop of a tape of thermoplastic material around an object
11/22/1990EP0398821A2 Segmented induction skull melting crucible and method
11/22/1990EP0398323A1 Mechanical device suitable for regulating power output in microwave type cookingappliances
11/22/1990DE3932294C1 Rivet forming tool using double punch - heated by induction coil to form end of rivet shaft or flange into rivet head or band
11/22/1990CA2016489A1 Process and an apparatus for pasteurizing and precooking uncooked pizza bases
11/20/1990US4972060 Microwave oven with microcomputer operated according to cooking programs stored in a memory
11/20/1990US4972059 Method and apparatus for adjusting the temperature profile of food products during microwave heating
11/20/1990US4972058 Surface heating food wrap with variable microwave transmission
11/18/1990WO1990014742A1 Induction furnace for heating and temperature homogenization in hot-rolling of thin steel strips
11/18/1990CA2033072A1 Induction furnace for heating and temperature homogenization in hot-rolling of thin steel strips
11/15/1990WO1990013781A1 Vacuum induction furnace
11/15/1990DE3915542A1 Switching circuit for magnetron supply - avoids damage during preheat period by preventing anode current flow
11/15/1990DE3915116C1 Electrically non-conducting crucible - includes pyrolytic carbon layer and aluminium nitride or aluminium oxide-contg. ceramic
11/14/1990EP0397397A1 Automatic heating apparatus
11/14/1990EP0397321A1 Microwave heatable materials
11/14/1990EP0397209A2 Electronic door surveillance of microwave ovens
11/14/1990EP0397020A2 Power control device for a microwave oven
11/13/1990US4970374 Automatic heating appliance with weight sensor
11/13/1990US4970359 Automatic cooking control systems for a microwave oven
11/13/1990US4970358 Microwave susceptor with attenuator for heat control
11/13/1990US4969968 Fusion bonding of plastics using radio frequency magnetic field
11/13/1990CA1276244C Induction heating apparatus
11/08/1990CA2014956A1 Segmented induction skull melting crucible and method
11/07/1990EP0396299A1 Heating coil for use in growth of single crystal
11/06/1990US4969158 Inductive heating unit
11/06/1990US4968866 Closed loop induction type electrical wire preheater
11/06/1990US4968864 Magnetic card control microwave oven
11/01/1990WO1990013151A1 Generation of a high-frequency field in a useful volume
11/01/1990WO1990012601A1 Process for the sterilization of medical waste
10/1990
10/31/1990WO1996034513A1 Method and device for the heat treatment of materials in a microwave oven and use of this method and this device
10/31/1990EP0395286A2 Induction melting of metals without a crucible
10/31/1990EP0394978A2 Frame construction for microwave oven and the like
10/31/1990EP0394397A1 Energy-coupling device.
10/31/1990DE3913897A1 Prodn. of thick-walled welded steel tubes - using two coils to heat edges up to welding temp. with first coil lying in welding direction
10/31/1990DE3913884A1 Microwave oven with air circulation fan - has conductive cuff around fan drive shaft blocking escape of microwaves
10/31/1990DE3913636A1 Speech-controlled operating of household appliance - by giving user instructions for correct use in event of repeated faulty operation
10/31/1990CN1046465A Sterilisation device and method
10/30/1990US4967052 Microwave heat pipe heating system
10/30/1990US4967051 High-frequency heating apparatus having start control device for magnetron power supply circuit
10/30/1990US4967050 High frequency cooking device with ceiling mounted semi-spherical reflector
10/30/1990CA1275705C Control device for cooking apparatus with timer function, utilizingan interruption procedure
10/30/1990CA1275704C Microwave stirrer of microwave oven
10/25/1990DE3913472A1 Verfahren zur sterilisation von medizinalabfaellen A method for sterilization of medizinalabfaellen
10/24/1990EP0394148A1 Removable electrical heating plate
10/24/1990EP0394010A2 Heating apparatus
10/24/1990EP0394009A2 Heating apparatus
10/24/1990EP0393417A1 Apparatus for heating a dielectric web or sheet material or for decreasing its moisture content
10/24/1990EP0393231A1 Device and process for treating special medical waste
10/23/1990US4965425 Automatic turntable for microwave oven
10/23/1990US4964202 Heatable roll for use in calenders and the like
10/20/1990WO1990012602A1 Apparatus and process for treating medical hazardous wastes
10/18/1990WO1990012477A1 Patterned susceptive material for use in a microwave oven
10/18/1990WO1990012256A1 Cooking tray for microwave oven
10/18/1990DE3912569A1 Verfahren und vorrichtung zur erzeugung eines elektrischen hochfrequenzfeldes in einem nutzraum Method and device for generation of an electrical high-frequency field in a useful space
10/18/1990CA2014707A1 Removable electric heating plate
10/17/1990EP0392068A1 Vacuum induction furnace
10/17/1990EP0392067A1 Vacuum induction furnace
10/17/1990EP0392066A1 Vacuum induction furnace
10/16/1990US4963709 Method and device for microwave sintering large ceramic articles
10/16/1990US4963708 Microwave cooking apparatus
10/10/1990EP0391776A1 Fixing means of the plug of a thermostat for a case, such as an oven
10/10/1990EP0391679A1 Oscillator circuit
10/10/1990EP0391067A2 Device with a metallic crucible
10/10/1990EP0228430B1 Method and device for the thermal treatment of a conductor element
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